Compare 639599 vs 639605

Property	639599	639605
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	639599¹	5¹ × 127921¹
Prime factorization	639599	5 × 127921
Divisors count	2	4
Divisors	1, 639599	1, 5, 127921, 639605
Number of properties	5	1
Additive primes	20340th
Chen primes	20361st
Happy primes	7407th
Primes	52045th
Semiprimes		137053rd
Twin primes (1st member)	5628th
Roman numberals
Base 2	10011100001001101111₂	10011100001001110101₂
Base 3	1012111100212₃	1012111101002₃
Base 4	2130021233₄	2130021311₄
Base 5	130431344₅	130431410₅
Base 6	21413035₆	21413045₆
Base 7	5302502₇	5302511₇
Base 8	2341157₈	2341165₈
Base 9	1174325₉	1174332₉
Base 10	639599₁₀	639605₁₀
Base 11	3a75a4₁₁	3a75aa₁₁
Base 12	26a17b₁₂	26a185₁₂
Base 13	19517c₁₃	195185₁₃
Base 14	129139₁₄	129141₁₄
Base 15	c979e₁₅	c97a5₁₅
Base 16	9c26f₁₆	9c275₁₆