Compare 639941 vs 640043

Property	639941	640043
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639941¹	640043¹
Prime factorization	639941	640043
Divisors count	2	2
Divisors	1, 639941	1, 640043
Number of properties	4	5
Additive primes		20353rd
Chen primes	20374th
Cousin primes (2nd member)	5631st	5632nd
Isolated primes	40809th	40817th
Primes	52070th	52080th
Sexy primes (1st member)		11285th
Roman numberals
Base 2	10011100001111000101₂	10011100010000101011₂
Base 3	1012111211112₃	1012111222022₃
Base 4	2130033011₄	2130100223₄
Base 5	130434231₅	130440133₅
Base 6	21414405₆	21415055₆
Base 7	5303501₇	5304005₇
Base 8	2341705₈	2342053₈
Base 9	1174745₉	1174868₉
Base 10	639941₁₀	640043₁₀
Base 11	3a7885₁₁	3a7968₁₁
Base 12	26a405₁₂	26a48b₁₂
Base 13	195383₁₃	195431₁₃
Base 14	129301₁₄	129375₁₄
Base 15	c992b₁₅	c9998₁₅
Base 16	9c3c5₁₆	9c42b₁₆