Compare 639491 vs 639547

Property	639491	639547
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639491¹	639547¹
Prime factorization	639491	639547
Divisors count	2	2
Divisors	1, 639491	1, 639547
Number of properties	7	2
Chen primes	20357th
Cousin primes (2nd member)	5627th
Good primes	1983rd
Isolated primes		40787th
Primes	52035th	52040th
Prime triplets (2nd member)	2060th
Sophie germain primes	5301st
Twin primes (1st member)	5627th
Roman numberals
Base 2	10011100001000000011₂	10011100001000111011₂
Base 3	1012111012212₃	1012111021221₃
Base 4	2130020003₄	2130020323₄
Base 5	130430431₅	130431142₅
Base 6	21412335₆	21412511₆
Base 7	5302256₇	5302366₇
Base 8	2341003₈	2341073₈
Base 9	1174185₉	1174257₉
Base 10	639491₁₀	639547₁₀
Base 11	3a7506₁₁	3a7557₁₁
Base 12	26a0ab₁₂	26a137₁₂
Base 13	1950c8₁₃	19513c₁₃
Base 14	12909d₁₄	1290dd₁₄
Base 15	c972b₁₅	c9767₁₅
Base 16	9c203₁₆	9c23b₁₆