Compare 640039 vs 640049

Property	640039	640049
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640039¹	640049¹
Prime factorization	640039	640049
Divisors count	2	2
Divisors	1, 640039	1, 640049
Number of properties	4	5
Additive primes		20354th
Cousin primes (1st member)	5632nd
Isolated primes	40816th	40818th
Lucky primes	5979th
Primes	52079th	52081st
Sexy primes (2nd member)		11285th
Super primes		5327th
Roman numberals
Base 2	10011100010000100111₂	10011100010000110001₂
Base 3	1012111222011₃	1012111222112₃
Base 4	2130100213₄	2130100301₄
Base 5	130440124₅	130440144₅
Base 6	21415051₆	21415105₆
Base 7	5304001₇	5304014₇
Base 8	2342047₈	2342061₈
Base 9	1174864₉	1174875₉
Base 10	640039₁₀	640049₁₀
Base 11	3a7964₁₁	3a7973₁₁
Base 12	26a487₁₂	26a495₁₂
Base 13	19542a₁₃	195437₁₃
Base 14	129371₁₄	12937b₁₄
Base 15	c9994₁₅	c999e₁₅
Base 16	9c427₁₆	9c431₁₆