Compare 639986 vs 640018

Property	639986	640018
Type	semiprime	semiprime
Unique factors	2	2
Total factors	2	2
Prime factorization	2¹ × 319993¹	2¹ × 320009¹
Prime factorization	2 × 319993	2 × 320009
Divisors count	4	4
Divisors	1, 2, 319993, 639986	1, 2, 320009, 640018
Number of properties	1	1
Semiprimes	137144th	137147th
Roman numberals
Base 2	10011100001111110010₂	10011100010000010010₂
Base 3	1012111220012₃	1012111221101₃
Base 4	2130033302₄	2130100102₄
Base 5	130434421₅	130440033₅
Base 6	21414522₆	21415014₆
Base 7	5303564₇	5303641₇
Base 8	2341762₈	2342022₈
Base 9	1174805₉	1174841₉
Base 10	639986₁₀	640018₁₀
Base 11	3a7916₁₁	3a7945₁₁
Base 12	26a442₁₂	26a46a₁₂
Base 13	1953b9₁₃	195412₁₃
Base 14	129334₁₄	129358₁₄
Base 15	c995b₁₅	c997d₁₅
Base 16	9c3f2₁₆	9c412₁₆