Compare 639939 vs 639941

Property	639939	639941
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	3¹ × 19¹ × 103¹ × 109¹	639941¹
Prime factorization	3 × 19 × 103 × 109	639941
Divisors count	16	2
Divisors	1, 3, 19, 57, 103, 109, 309, 327, 1957, 2071, 5871, 6213, 11227, 33681, 213313, 639939	1, 639941
Number of properties	0	4
Chen primes		20374th
Cousin primes (2nd member)		5631st
Isolated primes		40809th
Primes		52070th
Roman numberals
Base 2	10011100001111000011₂	10011100001111000101₂
Base 3	1012111211110₃	1012111211112₃
Base 4	2130033003₄	2130033011₄
Base 5	130434224₅	130434231₅
Base 6	21414403₆	21414405₆
Base 7	5303466₇	5303501₇
Base 8	2341703₈	2341705₈
Base 9	1174743₉	1174745₉
Base 10	639939₁₀	639941₁₀
Base 11	3a7883₁₁	3a7885₁₁
Base 12	26a403₁₂	26a405₁₂
Base 13	195381₁₃	195383₁₃
Base 14	1292dd₁₄	129301₁₄
Base 15	c9929₁₅	c992b₁₅
Base 16	9c3c3₁₆	9c3c5₁₆