Compare 640043 vs 640109

Property	640043	640109
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640043¹	640109¹
Prime factorization	640043	640109
Divisors count	2	2
Divisors	1, 640043	1, 640109
Number of properties	5	3
Additive primes	20353rd
Chen primes		20381st
Cousin primes (2nd member)	5632nd
Isolated primes	40817th	40822nd
Primes	52080th	52085th
Sexy primes (1st member)	11285th
Roman numberals
Base 2	10011100010000101011₂	10011100010001101101₂
Base 3	1012111222022₃	1012112001202₃
Base 4	2130100223₄	2130101231₄
Base 5	130440133₅	130440414₅
Base 6	21415055₆	21415245₆
Base 7	5304005₇	5304131₇
Base 8	2342053₈	2342155₈
Base 9	1174868₉	1175052₉
Base 10	640043₁₀	640109₁₀
Base 11	3a7968₁₁	3a7a18₁₁
Base 12	26a48b₁₂	26a525₁₂
Base 13	195431₁₃	195482₁₃
Base 14	129375₁₄	1293c1₁₄
Base 15	c9998₁₅	c99de₁₅
Base 16	9c42b₁₆	9c46d₁₆