Compare 639311 vs 640259

Property	639311	640259
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639311¹	640259¹
Prime factorization	639311	640259
Divisors count	2	2
Divisors	1, 639311	1, 640259
Number of properties	5	4
Additive primes	20331st
Chen primes		20389th
Cousin primes (2nd member)	5626th
Isolated primes	40774th
Primes	52025th	52099th
Sophie germain primes	5299th	5308th
Twin primes (1st member)		5636th
Roman numberals
Base 2	10011100000101001111₂	10011100010100000011₂
Base 3	1012110222012₃	1012112021022₃
Base 4	2130011033₄	2130110003₄
Base 5	130424221₅	130442014₅
Base 6	21411435₆	21420055₆
Base 7	5301611₇	5304434₇
Base 8	2340517₈	2342403₈
Base 9	1173865₉	1175238₉
Base 10	639311₁₀	640259₁₀
Base 11	3a7362₁₁	3a8044₁₁
Base 12	269b7b₁₂	26a62b₁₂
Base 13	194cba₁₃	195569₁₃
Base 14	128db1₁₄	12948b₁₄
Base 15	c965b₁₅	c9a8e₁₅
Base 16	9c14f₁₆	9c503₁₆