Compare 640365 vs 640369

Property	640365	640369
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	3¹ × 5¹ × 11¹ × 3881¹	640369¹
Prime factorization	3 × 5 × 11 × 3881	640369
Divisors count	16	2
Divisors	1, 3, 5, 11, 15, 33, 55, 165, 3881, 11643, 19405, 42691, 58215, 128073, 213455, 640365	1, 640369
Number of properties	0	4
Isolated primes		40836th
Lucky primes		5982nd
Primes		52107th
Sexy primes (2nd member)		11289th
Roman numberals
Base 2	10011100010101101101₂	10011100010101110001₂
Base 3	1012112102020₃	1012112102101₃
Base 4	2130111231₄	2130111301₄
Base 5	130442430₅	130442434₅
Base 6	21420353₆	21420401₆
Base 7	5304645₇	5304652₇
Base 8	2342555₈	2342561₈
Base 9	1175366₉	1175371₉
Base 10	640365₁₀	640369₁₀
Base 11	3a8130₁₁	3a8134₁₁
Base 12	26a6b9₁₂	26a701₁₂
Base 13	19561b₁₃	195622₁₃
Base 14	129525₁₄	129529₁₄
Base 15	c9b10₁₅	c9b14₁₅
Base 16	9c56d₁₆	9c571₁₆