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Number Theory Open Questions

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Home » Olympiad Section » Number Theory » Number Theory Open Questions

573 Topics • Page 1 of 12 • 1, 2, 3, ..., 10, 11, 12 Next

Announcements			Author	Replies	Views	Last Post
		Zero tolerance Common sense! (enough is enough)	ZetaX	0	1402	Tue Feb 27, 2007 7:13 am ZetaX

Topics		Author	Replies	Views	Last Post
	own(?)	shoki	1	233	Yesterday, at 4:33 am wauwau
	Distinct powers of 3, 4, and 5	sdkudrgn88	1	110	Thu Nov 05, 2009 9:03 pm azjps
	Sum of factors be n-1	libojie	3	196	Thu Nov 05, 2009 5:54 pm sdkudrgn88
	Integer Factorization with q < 2p	mgb	1	121	Fri Oct 30, 2009 10:53 am mgb
	What's your favorite problem in Number Theory?	KDS	7	720	Wed Oct 28, 2009 4:01 am srinath.r
	p_i divides (all others -1) a cyclic divisibility between primes	bboypa	1	369	Tue Oct 27, 2009 6:22 am maxal
	Integers	Zaq	1	116	Thu Oct 22, 2009 8:05 am Rust
	number of primes in sequence	rex88	1	132	Wed Oct 21, 2009 7:05 am fuzzypeg
	3 consecutive numbers being (nontrivial) powers	rex88	5	230	Wed Oct 21, 2009 2:55 am rex88
	powers starting with 1111...1 in decimal	rex88	4	182	Mon Oct 19, 2009 2:24 pm t0rajir0u
	problem with primes in intervals	rex88	2	116	Mon Oct 19, 2009 12:28 pm rex88
	Two "coprime" polynomials	Thomas B	2	105	Mon Oct 19, 2009 8:56 am Thomas B
	Prove or disprove? A number theoric inequality	Mashimaru	1	139	Sat Oct 17, 2009 5:19 am PhilG
	Equality with factorial: m(m+1)(m+2)=n!	EUCLA	4	492	Fri Oct 16, 2009 2:26 pm jestrada
	d is a power of 10 tornament of town 2001 --q5	b555	1	184	Thu Oct 08, 2009 11:01 am pco
	rearrange the digits of 2^n in base k	KMK00009	3	288	Tue Oct 06, 2009 5:25 am zugzwang
	Any even number difference of 2 primes?	yrudoy	3	307	Sun Sep 27, 2009 9:14 pm srinath.r
	Find the squares of the form ODS	Ulanbek_Kyzylorda KTL	2	215	Tue Sep 22, 2009 10:05 am PhilG
	Guessing two numbers	yggdrasil	1	210	Tue Sep 15, 2009 4:26 am shoki
	integers ...	Ulanbek_Kyzylorda KTL	5	231	Sat Sep 12, 2009 9:08 am mihai miculita
	sum of the digits = base base 10 and 2	Georg-A.	1	351	Thu Sep 10, 2009 10:39 am t0rajir0u
	3k+2 can never be square	Matharith	7	915	Mon Sep 07, 2009 7:30 am Bugi
	Floor function and combinatorics...	manjil	4	242	Mon Sep 07, 2009 5:12 am Ravi B
	Powers of a rational number	Thomas B	2	203	Sat Sep 05, 2009 2:39 am Thomas B
	Composite number	srinath.r	6	224	Sat Sep 05, 2009 2:29 am pco
	Cubing the digits	asdf4	6	322	Sun Aug 30, 2009 1:53 pm asdf4
	Can you help me with this? own	csj7481	1	178	Thu Aug 27, 2009 10:33 pm PhilG
	factored polynomials that differ by one Find the highest degree polynmials that factorise over integers and differ by one	PhilG	2	226	Mon Aug 24, 2009 11:56 am PhilG
	first n primes are all not primitive roots	andersonw	3	253	Sun Aug 23, 2009 9:02 pm t0rajir0u
	sum 1\a_i <c.	Allnames	2	295	Thu Aug 20, 2009 11:39 pm Allnames
	Primitive roots. for any non-square natural number n	Nomadism	1	175	Thu Aug 20, 2009 12:55 am Ahwingsecretagent
	Natural numbers	Ulanbek_Kyzylorda KTL	1	229	Fri Aug 14, 2009 1:18 am pco
	The formula of the sum	albertgo	2	241	Tue Aug 11, 2009 8:51 pm jmerry
	inequality with primes	Jure the frEEEk	3	279	Sun Aug 09, 2009 12:26 am Jure the frEEEk
	Elementary problem Divisibility	omegatheo	1	324	Sat Aug 08, 2009 3:13 pm Jure the frEEEk
	lower bound for binomail coeficient	Jure the frEEEk	0	237	Fri Aug 07, 2009 12:20 am Jure the frEEEk
	Find all polynomials p(x) satisfying the condition: Bulgarian Mathematical Olympiad 1976, IV Round	Ulanbek_Kyzylorda KTL	2	343	Thu Aug 06, 2009 6:05 am pco
	find all(p,m,n)	mohammad reza	1	265	Thu Jul 30, 2009 6:47 am shoki
	find abijection between c1 and c2	mibuon	1	189	Wed Jul 29, 2009 10:02 pm Fermat's Little Turtle
	8 theorems on limit and radical function Thank you!	Taoli	0	351	Sat Jul 25, 2009 1:22 pm Taoli
	a note on Fermatls last theorem There is five theorems as results in this manuscript	Taoli	2	356	Fri Jul 24, 2009 2:02 am Taoli
	Related to a russian problem Harazi	harazi	2	1712	Thu Jul 23, 2009 7:56 am Bojan Basic
	a fresh:\|x\|>\|z-y\|	Taoli	7	476	Tue Jul 21, 2009 9:58 am Taoli
	prime numbers p,q p & q	Ulanbek_Kyzylorda KTL	5	651	Tue Jul 21, 2009 2:45 am Bugi
	Board	luiseduardo	2	224	Mon Jul 20, 2009 3:29 pm luiseduardo
	God, Fermat, Bless me! Short proof of Fermat's last theorem.	Taoli	0	491	Sun Jul 19, 2009 9:14 am Taoli
	phi(n) \| n-1	ElChapin	2	275	Sat Jul 18, 2009 2:06 pm ElChapin
	reciprocals of log p	bambaman	2	473	Sat Jul 11, 2009 12:35 am Taidoka-X
	A note on Fermat's last theorem	Taoli	12	658	Mon Jul 06, 2009 6:41 pm Taoli
	three theorems on limit and radical function I am too crazy to dream tonight! [ Goto page: 1, 2 ]	Taoli	30	2367	Sun Jul 05, 2009 1:30 pm Taoli
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