Compare 639857 vs 640043

Property	639857	640043
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639857¹	640043¹
Prime factorization	639857	640043
Divisors count	2	2
Divisors	1, 639857	1, 640043
Number of properties	6	5
Additive primes		20353rd
Chen primes	20372nd
Cousin primes (2nd member)	5629th	5632nd
Isolated primes	40805th	40817th
Primes	52066th	52080th
Prime triplets (3rd member)	2062nd
Sexy primes (1st member)		11285th
Sexy primes (2nd member)	11284th
Roman numberals
Base 2	10011100001101110001₂	10011100010000101011₂
Base 3	1012111201102₃	1012111222022₃
Base 4	2130031301₄	2130100223₄
Base 5	130433412₅	130440133₅
Base 6	21414145₆	21415055₆
Base 7	5303321₇	5304005₇
Base 8	2341561₈	2342053₈
Base 9	1174642₉	1174868₉
Base 10	639857₁₀	640043₁₀
Base 11	3a7809₁₁	3a7968₁₁
Base 12	26a355₁₂	26a48b₁₂
Base 13	19531a₁₃	195431₁₃
Base 14	129281₁₄	129375₁₄
Base 15	c98c2₁₅	c9998₁₅
Base 16	9c371₁₆	9c42b₁₆