Compare 639689 vs 639857

Property	639689	639857
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639689¹	639857¹
Prime factorization	639689	639857
Divisors count	2	2
Divisors	1, 639689	1, 639857
Number of properties	4	6
Additive primes	20341st
Chen primes	20364th	20372nd
Cousin primes (2nd member)		5629th
Isolated primes	40796th	40805th
Primes	52053rd	52066th
Prime triplets (3rd member)		2062nd
Sexy primes (2nd member)		11284th
Roman numberals
Base 2	10011100001011001001₂	10011100001101110001₂
Base 3	1012111111012₃	1012111201102₃
Base 4	2130023021₄	2130031301₄
Base 5	130432224₅	130433412₅
Base 6	21413305₆	21414145₆
Base 7	5302661₇	5303321₇
Base 8	2341311₈	2341561₈
Base 9	1174435₉	1174642₉
Base 10	639689₁₀	639857₁₀
Base 11	3a7676₁₁	3a7809₁₁
Base 12	26a235₁₂	26a355₁₂
Base 13	19521b₁₃	19531a₁₃
Base 14	1291a1₁₄	129281₁₄
Base 15	c980e₁₅	c98c2₁₅
Base 16	9c2c9₁₆	9c371₁₆