Compare 639857 vs 640109

Property	639857	640109
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639857¹	640109¹
Prime factorization	639857	640109
Divisors count	2	2
Divisors	1, 639857	1, 640109
Number of properties	6	3
Chen primes	20372nd	20381st
Cousin primes (2nd member)	5629th
Isolated primes	40805th	40822nd
Primes	52066th	52085th
Prime triplets (3rd member)	2062nd
Sexy primes (2nd member)	11284th
Roman numberals
Base 2	10011100001101110001₂	10011100010001101101₂
Base 3	1012111201102₃	1012112001202₃
Base 4	2130031301₄	2130101231₄
Base 5	130433412₅	130440414₅
Base 6	21414145₆	21415245₆
Base 7	5303321₇	5304131₇
Base 8	2341561₈	2342155₈
Base 9	1174642₉	1175052₉
Base 10	639857₁₀	640109₁₀
Base 11	3a7809₁₁	3a7a18₁₁
Base 12	26a355₁₂	26a525₁₂
Base 13	19531a₁₃	195482₁₃
Base 14	129281₁₄	1293c1₁₄
Base 15	c98c2₁₅	c99de₁₅
Base 16	9c371₁₆	9c46d₁₆