Compare 639439 vs 639491

Property	639439	639491
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639439¹	639491¹
Prime factorization	639439	639491
Divisors count	2	2
Divisors	1, 639439	1, 639491
Number of properties	3	7
Chen primes		20357th
Cousin primes (2nd member)		5627th
Good primes		1983rd
Isolated primes	40781st
Primes	52032nd	52035th
Prime triplets (2nd member)		2060th
Sexy primes (2nd member)	11275th
Sophie germain primes		5301st
Twin primes (1st member)		5627th
Roman numberals
Base 2	10011100000111001111₂	10011100001000000011₂
Base 3	1012111010221₃	1012111012212₃
Base 4	2130013033₄	2130020003₄
Base 5	130430224₅	130430431₅
Base 6	21412211₆	21412335₆
Base 7	5302153₇	5302256₇
Base 8	2340717₈	2341003₈
Base 9	1174127₉	1174185₉
Base 10	639439₁₀	639491₁₀
Base 11	3a7469₁₁	3a7506₁₁
Base 12	26a067₁₂	26a0ab₁₂
Base 13	195088₁₃	1950c8₁₃
Base 14	129063₁₄	12909d₁₄
Base 15	c96e4₁₅	c972b₁₅
Base 16	9c1cf₁₆	9c203₁₆