Compare 639986 vs 640047

Property	639986	640047
Type	semiprime	semiprime
Unique factors	2	2
Total factors	2	2
Prime factorization	2¹ × 319993¹	3¹ × 213349¹
Prime factorization	2 × 319993	3 × 213349
Divisors count	4	4
Divisors	1, 2, 319993, 639986	1, 3, 213349, 640047
Number of properties	1	1
Semiprimes	137144th	137153rd
Roman numberals
Base 2	10011100001111110010₂	10011100010000101111₂
Base 3	1012111220012₃	1012111222110₃
Base 4	2130033302₄	2130100233₄
Base 5	130434421₅	130440142₅
Base 6	21414522₆	21415103₆
Base 7	5303564₇	5304012₇
Base 8	2341762₈	2342057₈
Base 9	1174805₉	1174873₉
Base 10	639986₁₀	640047₁₀
Base 11	3a7916₁₁	3a7971₁₁
Base 12	26a442₁₂	26a493₁₂
Base 13	1953b9₁₃	195435₁₃
Base 14	129334₁₄	129379₁₄
Base 15	c995b₁₅	c999c₁₅
Base 16	9c3f2₁₆	9c42f₁₆