Compare 639701 vs 640259

Property	639701	640259
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639701¹	640259¹
Prime factorization	639701	640259
Divisors count	2	2
Divisors	1, 639701	1, 640259
Number of properties	6	4
Chen primes	20365th	20389th
Cousin primes (2nd member)	5628th
Happy primes	7408th
Primes	52055th	52099th
Prime triplets (2nd member)	2061st
Sophie germain primes		5308th
Twin primes (1st member)	5630th	5636th
Roman numberals
Base 2	10011100001011010101₂	10011100010100000011₂
Base 3	1012111111122₃	1012112021022₃
Base 4	2130023111₄	2130110003₄
Base 5	130432301₅	130442014₅
Base 6	21413325₆	21420055₆
Base 7	5303006₇	5304434₇
Base 8	2341325₈	2342403₈
Base 9	1174448₉	1175238₉
Base 10	639701₁₀	640259₁₀
Base 11	3a7687₁₁	3a8044₁₁
Base 12	26a245₁₂	26a62b₁₂
Base 13	19522a₁₃	195569₁₃
Base 14	1291ad₁₄	12948b₁₄
Base 15	c981b₁₅	c9a8e₁₅
Base 16	9c2d5₁₆	9c503₁₆