Compare 639385 vs 639391

Property	639385	639391
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	5¹ × 127877¹	639391¹
Prime factorization	5 × 127877	639391
Divisors count	4	2
Divisors	1, 5, 127877, 639385	1, 639391
Number of properties	1	4
Additive primes		20334th
Chen primes		20356th
Isolated primes		40779th
Primes		52030th
Semiprimes	137013th
Roman numberals
Base 2	10011100000110011001₂	10011100000110011111₂
Base 3	1012111001221₃	1012111002011₃
Base 4	2130012121₄	2130012133₄
Base 5	130430020₅	130430031₅
Base 6	21412041₆	21412051₆
Base 7	5302045₇	5302054₇
Base 8	2340631₈	2340637₈
Base 9	1174057₉	1174064₉
Base 10	639385₁₀	639391₁₀
Base 11	3a741a₁₁	3a7425₁₁
Base 12	26a021₁₂	26a027₁₂
Base 13	195046₁₃	19504c₁₃
Base 14	129025₁₄	12902b₁₄
Base 15	c96aa₁₅	c96b1₁₅
Base 16	9c199₁₆	9c19f₁₆