Compare 639487 vs 640261

Property	639487	640261
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639487¹	640261¹
Prime factorization	639487	640261
Divisors count	2	2
Divisors	1, 639487	1, 640261
Number of properties	7	5
Additive primes	20335th	20363rd
Cousin primes (1st member)	5627th
Good primes	1982nd
Isolated primes	40783rd
Lucky primes		5980th
Primes	52034th	52100th
Prime triplets (1st member)	2060th
Sexy primes (1st member)	11276th	11288th
Twin primes (2nd member)		5636th
Roman numberals
Base 2	10011100000111111111₂	10011100010100000101₂
Base 3	1012111012201₃	1012112021101₃
Base 4	2130013333₄	2130110011₄
Base 5	130430422₅	130442021₅
Base 6	21412331₆	21420101₆
Base 7	5302252₇	5304436₇
Base 8	2340777₈	2342405₈
Base 9	1174181₉	1175241₉
Base 10	639487₁₀	640261₁₀
Base 11	3a7502₁₁	3a8046₁₁
Base 12	26a0a7₁₂	26a631₁₂
Base 13	1950c4₁₃	19556b₁₃
Base 14	129099₁₄	12948d₁₄
Base 15	c9727₁₅	c9a91₁₅
Base 16	9c1ff₁₆	9c505₁₆