Compare 639941 vs 640049

Property	639941	640049
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639941¹	640049¹
Prime factorization	639941	640049
Divisors count	2	2
Divisors	1, 639941	1, 640049
Number of properties	4	5
Additive primes		20354th
Chen primes	20374th
Cousin primes (2nd member)	5631st
Isolated primes	40809th	40818th
Primes	52070th	52081st
Sexy primes (2nd member)		11285th
Super primes		5327th
Roman numberals
Base 2	10011100001111000101₂	10011100010000110001₂
Base 3	1012111211112₃	1012111222112₃
Base 4	2130033011₄	2130100301₄
Base 5	130434231₅	130440144₅
Base 6	21414405₆	21415105₆
Base 7	5303501₇	5304014₇
Base 8	2341705₈	2342061₈
Base 9	1174745₉	1174875₉
Base 10	639941₁₀	640049₁₀
Base 11	3a7885₁₁	3a7973₁₁
Base 12	26a405₁₂	26a495₁₂
Base 13	195383₁₃	195437₁₃
Base 14	129301₁₄	12937b₁₄
Base 15	c992b₁₅	c999e₁₅
Base 16	9c3c5₁₆	9c431₁₆