Compare 640229 vs 640621

Property	640229	640621
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640229¹	640621¹
Prime factorization	640229	640621
Divisors count	2	2
Divisors	1, 640229	1, 640621
Number of properties	5	4
Additive primes	20361st	20369th
Chen primes	20387th
Isolated primes		40848th
Primes	52095th	52121st
Sexy primes (2nd member)	11287th
Super primes		5329th
Twin primes (1st member)	5634th
Roman numberals
Base 2	10011100010011100101₂	10011100011001101101₂
Base 3	1012112020012₃	1012112202201₃
Base 4	2130103211₄	2130121231₄
Base 5	130441404₅	130444441₅
Base 6	21420005₆	21421501₆
Base 7	5304362₇	5305462₇
Base 8	2342345₈	2343155₈
Base 9	1175205₉	1175681₉
Base 10	640229₁₀	640621₁₀
Base 11	3a8017₁₁	3a8343₁₁
Base 12	26a605₁₂	26a891₁₂
Base 13	195545₁₃	195787₁₃
Base 14	129469₁₄	129669₁₄
Base 15	c9a6e₁₅	c9c31₁₅
Base 16	9c4e5₁₆	9c66d₁₆