Compare 639946 vs 639985

Property	639946	639985
Type	semiprime	semiprime
Unique factors	2	2
Total factors	2	2
Prime factorization	2¹ × 319973¹	5¹ × 127997¹
Prime factorization	2 × 319973	5 × 127997
Divisors count	4	4
Divisors	1, 2, 319973, 639946	1, 5, 127997, 639985
Number of properties	1	1
Semiprimes	137134th	137143rd
Roman numberals
Base 2	10011100001111001010₂	10011100001111110001₂
Base 3	1012111211201₃	1012111220011₃
Base 4	2130033022₄	2130033301₄
Base 5	130434241₅	130434420₅
Base 6	21414414₆	21414521₆
Base 7	5303506₇	5303563₇
Base 8	2341712₈	2341761₈
Base 9	1174751₉	1174804₉
Base 10	639946₁₀	639985₁₀
Base 11	3a788a₁₁	3a7915₁₁
Base 12	26a40a₁₂	26a441₁₂
Base 13	195388₁₃	1953b8₁₃
Base 14	129306₁₄	129333₁₄
Base 15	c9931₁₅	c995a₁₅
Base 16	9c3ca₁₆	9c3f1₁₆