Compare 639961 vs 639985

Property	639961	639985
Type	semiprime	semiprime
Unique factors	2	2
Total factors	2	2
Prime factorization	7¹ × 91423¹	5¹ × 127997¹
Prime factorization	7 × 91423	5 × 127997
Divisors count	4	4
Divisors	1, 7, 91423, 639961	1, 5, 127997, 639985
Number of properties	1	1
Semiprimes	137137th	137143rd
Roman numberals
Base 2	10011100001111011001₂	10011100001111110001₂
Base 3	1012111212021₃	1012111220011₃
Base 4	2130033121₄	2130033301₄
Base 5	130434321₅	130434420₅
Base 6	21414441₆	21414521₆
Base 7	5303530₇	5303563₇
Base 8	2341731₈	2341761₈
Base 9	1174767₉	1174804₉
Base 10	639961₁₀	639985₁₀
Base 11	3a78a3₁₁	3a7915₁₁
Base 12	26a421₁₂	26a441₁₂
Base 13	19539a₁₃	1953b8₁₃
Base 14	129317₁₄	129333₁₄
Base 15	c9941₁₅	c995a₁₅
Base 16	9c3d9₁₆	9c3f1₁₆