Compare 639857 vs 640027

Property	639857	640027
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639857¹	640027¹
Prime factorization	639857	640027
Divisors count	2	2
Divisors	1, 639857	1, 640027
Number of properties	6	3
Additive primes		20352nd
Chen primes	20372nd
Cousin primes (2nd member)	5629th
Isolated primes	40805th	40815th
Primes	52066th	52078th
Prime triplets (3rd member)	2062nd
Sexy primes (2nd member)	11284th
Roman numberals
Base 2	10011100001101110001₂	10011100010000011011₂
Base 3	1012111201102₃	1012111221201₃
Base 4	2130031301₄	2130100123₄
Base 5	130433412₅	130440102₅
Base 6	21414145₆	21415031₆
Base 7	5303321₇	5303653₇
Base 8	2341561₈	2342033₈
Base 9	1174642₉	1174851₉
Base 10	639857₁₀	640027₁₀
Base 11	3a7809₁₁	3a7953₁₁
Base 12	26a355₁₂	26a477₁₂
Base 13	19531a₁₃	19541b₁₃
Base 14	129281₁₄	129363₁₄
Base 15	c98c2₁₅	c9987₁₅
Base 16	9c371₁₆	9c41b₁₆