Compare 640907 vs 640993

Property	640907	640993
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640907¹	640993¹
Prime factorization	640907	640993
Divisors count	2	2
Divisors	1, 640907	1, 640993
Number of properties	4	3
Additive primes		20381st
Chen primes	20404th
Isolated primes	40867th	40876th
Primes	52142nd	52151st
Sexy primes (2nd member)	11298th
Roman numberals
Base 2	10011100011110001011₂	10011100011111100001₂
Base 3	1012120011022₃	1012120021111₃
Base 4	2130132023₄	2130133201₄
Base 5	131002112₅	131002433₅
Base 6	21423055₆	21423321₆
Base 7	5306351₇	5306533₇
Base 8	2343613₈	2343741₈
Base 9	1176138₉	1176244₉
Base 10	640907₁₀	640993₁₀
Base 11	3a8583₁₁	3a8651₁₁
Base 12	26aa8b₁₂	26ab41₁₂
Base 13	195947₁₃	1959b2₁₃
Base 14	1297d1₁₄	129853₁₄
Base 15	c9d72₁₅	c9dcd₁₅
Base 16	9c78b₁₆	9c7e1₁₆