Compare 639712 vs 639721

Property	639712	639721
Type	composite number	semiprime
Unique factors	2	2
Total factors	6	2
Prime factorization	2⁵ × 19991¹	109¹ × 5869¹
Prime factorization	2 × 2 × 2 × 2 × 2 × 19991	109 × 5869
Divisors count	12	4
Divisors	1, 2, 4, 8, 16, 32, 19991, 39982, 79964, 159928, 319856, 639712	1, 109, 5869, 639721
Number of properties	0	1
Semiprimes		137080th
Roman numberals
Base 2	10011100001011100000₂	10011100001011101001₂
Base 3	1012111112001₃	1012111112101₃
Base 4	2130023200₄	2130023221₄
Base 5	130432322₅	130432341₅
Base 6	21413344₆	21413401₆
Base 7	5303023₇	5303035₇
Base 8	2341340₈	2341351₈
Base 9	1174461₉	1174471₉
Base 10	639712₁₀	639721₁₀
Base 11	3a7697₁₁	3a76a5₁₁
Base 12	26a254₁₂	26a261₁₂
Base 13	195238₁₃	195244₁₃
Base 14	1291ba₁₄	1291c5₁₄
Base 15	c9827₁₅	c9831₁₅
Base 16	9c2e0₁₆	9c2e9₁₆