Compare 640259 vs 640369

Property	640259	640369
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640259¹	640369¹
Prime factorization	640259	640369
Divisors count	2	2
Divisors	1, 640259	1, 640369
Number of properties	4	4
Chen primes	20389th
Isolated primes		40836th
Lucky primes		5982nd
Primes	52099th	52107th
Sexy primes (2nd member)		11289th
Sophie germain primes	5308th
Twin primes (1st member)	5636th
Roman numberals
Base 2	10011100010100000011₂	10011100010101110001₂
Base 3	1012112021022₃	1012112102101₃
Base 4	2130110003₄	2130111301₄
Base 5	130442014₅	130442434₅
Base 6	21420055₆	21420401₆
Base 7	5304434₇	5304652₇
Base 8	2342403₈	2342561₈
Base 9	1175238₉	1175371₉
Base 10	640259₁₀	640369₁₀
Base 11	3a8044₁₁	3a8134₁₁
Base 12	26a62b₁₂	26a701₁₂
Base 13	195569₁₃	195622₁₃
Base 14	12948b₁₄	129529₁₄
Base 15	c9a8e₁₅	c9b14₁₅
Base 16	9c503₁₆	9c571₁₆