Compare 640899 vs 640901

Property	640899	640901
Type	composite number	prime
Unique factors	3	1
Total factors	5	1
Prime factorization	3³ × 7¹ × 3391¹	640901¹
Prime factorization	3 × 3 × 3 × 7 × 3391	640901
Divisors count	16	2
Divisors	1, 3, 7, 9, 21, 27, 63, 189, 3391, 10173, 23737, 30519, 71211, 91557, 213633, 640899	1, 640901
Number of properties	0	5
Chen primes		20403rd
Isolated primes		40866th
Primes		52141st
Sexy primes (1st member)		11298th
Sophie germain primes		5313th
Roman numberals
Base 2	10011100011110000011₂	10011100011110000101₂
Base 3	1012120011000₃	1012120011002₃
Base 4	2130132003₄	2130132011₄
Base 5	131002044₅	131002101₅
Base 6	21423043₆	21423045₆
Base 7	5306340₇	5306342₇
Base 8	2343603₈	2343605₈
Base 9	1176130₉	1176132₉
Base 10	640899₁₀	640901₁₀
Base 11	3a8576₁₁	3a8578₁₁
Base 12	26aa83₁₂	26aa85₁₂
Base 13	19593c₁₃	195941₁₃
Base 14	1297c7₁₄	1297c9₁₄
Base 15	c9d69₁₅	c9d6b₁₅
Base 16	9c783₁₆	9c785₁₆