Compare 639487 vs 640223

Property	639487	640223
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639487¹	640223¹
Prime factorization	639487	640223
Divisors count	2	2
Divisors	1, 639487	1, 640223
Number of properties	7	5
Additive primes	20335th	20360th
Cousin primes (1st member)	5627th
Cousin primes (2nd member)		5633rd
Good primes	1982nd
Isolated primes	40783rd	40829th
Primes	52034th	52094th
Prime triplets (1st member)	2060th
Sexy primes (1st member)	11276th	11287th
Roman numberals
Base 2	10011100000111111111₂	10011100010011011111₂
Base 3	1012111012201₃	1012112012222₃
Base 4	2130013333₄	2130103133₄
Base 5	130430422₅	130441343₅
Base 6	21412331₆	21415555₆
Base 7	5302252₇	5304353₇
Base 8	2340777₈	2342337₈
Base 9	1174181₉	1175188₉
Base 10	639487₁₀	640223₁₀
Base 11	3a7502₁₁	3a8011₁₁
Base 12	26a0a7₁₂	26a5bb₁₂
Base 13	1950c4₁₃	19553c₁₃
Base 14	129099₁₄	129463₁₄
Base 15	c9727₁₅	c9a68₁₅
Base 16	9c1ff₁₆	9c4df₁₆