Compare 640229 vs 640691

Property	640229	640691
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640229¹	640691¹
Prime factorization	640229	640691
Divisors count	2	2
Divisors	1, 640229	1, 640691
Number of properties	5	5
Additive primes	20361st
Chen primes	20387th	20397th
Cousin primes (2nd member)		5637th
Isolated primes		40853rd
Primes	52095th	52128th
Sexy primes (2nd member)	11287th
Sophie germain primes		5311th
Twin primes (1st member)	5634th
Roman numberals
Base 2	10011100010011100101₂	10011100011010110011₂
Base 3	1012112020012₃	1012112212022₃
Base 4	2130103211₄	2130122303₄
Base 5	130441404₅	131000231₅
Base 6	21420005₆	21422055₆
Base 7	5304362₇	5305622₇
Base 8	2342345₈	2343263₈
Base 9	1175205₉	1175768₉
Base 10	640229₁₀	640691₁₀
Base 11	3a8017₁₁	3a83a7₁₁
Base 12	26a605₁₂	26a92b₁₂
Base 13	195545₁₃	19580c₁₃
Base 14	129469₁₄	1296b9₁₄
Base 15	c9a6e₁₅	c9c7b₁₅
Base 16	9c4e5₁₆	9c6b3₁₆