Compare 639962 vs 640031

Property	639962	640031
Type	semiprime	semiprime
Unique factors	2	2
Total factors	2	2
Prime factorization	2¹ × 319981¹	7¹ × 91433¹
Prime factorization	2 × 319981	7 × 91433
Divisors count	4	4
Divisors	1, 2, 319981, 639962	1, 7, 91433, 640031
Number of properties	1	1
Semiprimes	137138th	137150th
Roman numberals
Base 2	10011100001111011010₂	10011100010000011111₂
Base 3	1012111212022₃	1012111221212₃
Base 4	2130033122₄	2130100133₄
Base 5	130434322₅	130440111₅
Base 6	21414442₆	21415035₆
Base 7	5303531₇	5303660₇
Base 8	2341732₈	2342037₈
Base 9	1174768₉	1174855₉
Base 10	639962₁₀	640031₁₀
Base 11	3a78a4₁₁	3a7957₁₁
Base 12	26a422₁₂	26a47b₁₂
Base 13	19539b₁₃	195422₁₃
Base 14	129318₁₄	129367₁₄
Base 15	c9942₁₅	c998b₁₅
Base 16	9c3da₁₆	9c41f₁₆