Compare 670991 vs 671017

Property	670991	671017
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	670991¹	671017¹
Prime factorization	670991	671017
Divisors count	2	2
Divisors	1, 670991	1, 671017
Number of properties	5	4
Chen primes	21254th
Cousin primes (2nd member)	5864th
Isolated primes	42651st	42653rd
Lucky primes		6217th
Primes	54384th	54386th
Sophie germain primes	5525th
Ulam primes		3995th
Roman numberals
Base 2	10100011110100001111₂	10100011110100101001₂
Base 3	1021002102112₃	1021002110111₃
Base 4	2203310033₄	2203310221₄
Base 5	132432431₅	132433032₅
Base 6	22214235₆	22214321₆
Base 7	5463146₇	5463214₇
Base 8	2436417₈	2436451₈
Base 9	1232375₉	1232414₉
Base 10	670991₁₀	671017₁₀
Base 11	419142₁₁	419166₁₁
Base 12	28437b₁₂	2843a1₁₂
Base 13	1a6549₁₃	1a6569₁₃
Base 14	13675d₁₄	13677b₁₄
Base 15	d3c2b₁₅	d3c47₁₅
Base 16	a3d0f₁₆	a3d29₁₆