Compare 638633 vs 638642

Property	638633	638642
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	638633¹	2¹ × 319321¹
Prime factorization	638633	2 × 319321
Divisors count	2	4
Divisors	1, 638633	1, 2, 319321, 638642
Number of properties	6	1
Additive primes	20319th
Chen primes	20338th
Cousin primes (2nd member)	5620th
Isolated primes	40737th
Primes	51982nd
Semiprimes		136842nd
Sophie germain primes	5293rd
Roman numberals
Base 2	10011011111010101001₂	10011011111010110010₂
Base 3	1012110001002₃	1012110001102₃
Base 4	2123322221₄	2123322302₄
Base 5	130414013₅	130414032₅
Base 6	21404345₆	21404402₆
Base 7	5266622₇	5266634₇
Base 8	2337251₈	2337262₈
Base 9	1173032₉	1173042₉
Base 10	638633₁₀	638642₁₀
Base 11	3a68a6₁₁	3a6904₁₁
Base 12	2696b5₁₂	269702₁₂
Base 13	1948b8₁₃	1948c4₁₃
Base 14	128a49₁₄	128a54₁₄
Base 15	c9358₁₅	c9362₁₅
Base 16	9bea9₁₆	9beb2₁₆