Compare 640039 vs 640139

Property	640039	640139
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640039¹	640139¹
Prime factorization	640039	640139
Divisors count	2	2
Divisors	1, 640039	1, 640139
Number of properties	4	4
Additive primes		20356th
Chen primes		20383rd
Cousin primes (1st member)	5632nd
Isolated primes	40816th	40825th
Lucky primes	5979th
Primes	52079th	52088th
Roman numberals
Base 2	10011100010000100111₂	10011100010010001011₂
Base 3	1012111222011₃	1012112002212₃
Base 4	2130100213₄	2130102023₄
Base 5	130440124₅	130441024₅
Base 6	21415051₆	21415335₆
Base 7	5304001₇	5304203₇
Base 8	2342047₈	2342213₈
Base 9	1174864₉	1175085₉
Base 10	640039₁₀	640139₁₀
Base 11	3a7964₁₁	3a7a45₁₁
Base 12	26a487₁₂	26a54b₁₂
Base 13	19542a₁₃	1954a6₁₃
Base 14	129371₁₄	129403₁₄
Base 15	c9994₁₅	c9a0e₁₅
Base 16	9c427₁₆	9c48b₁₆