Compare 640231 vs 640241

Property	640231	640241
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	640231¹	7¹ × 91463¹
Prime factorization	640231	7 × 91463
Divisors count	2	4
Divisors	1, 640231	1, 7, 91463, 640241
Number of properties	2	1
Primes	52096th
Semiprimes		137194th
Twin primes (2nd member)	5634th
Roman numberals
Base 2	10011100010011100111₂	10011100010011110001₂
Base 3	1012112020021₃	1012112020122₃
Base 4	2130103213₄	2130103301₄
Base 5	130441411₅	130441431₅
Base 6	21420011₆	21420025₆
Base 7	5304364₇	5304410₇
Base 8	2342347₈	2342361₈
Base 9	1175207₉	1175218₉
Base 10	640231₁₀	640241₁₀
Base 11	3a8019₁₁	3a8028₁₁
Base 12	26a607₁₂	26a615₁₂
Base 13	195547₁₃	195554₁₃
Base 14	12946b₁₄	129477₁₄
Base 15	c9a71₁₅	c9a7b₁₅
Base 16	9c4e7₁₆	9c4f1₁₆