Compare 640039 vs 642529

Property	640039	642529
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640039¹	642529¹
Prime factorization	640039	642529
Divisors count	2	2
Divisors	1, 640039	1, 642529
Number of properties	4	6
Chen primes		20441st
Cousin primes (1st member)	5632nd	5644th
Isolated primes	40816th
Lucky primes	5979th	6002nd
Primes	52079th	52257th
Prime triplets (2nd member)		2064th
Twin primes (2nd member)		5652nd
Roman numberals
Base 2	10011100010000100111₂	10011100110111100001₂
Base 3	1012111222011₃	1012122101101₃
Base 4	2130100213₄	2130313201₄
Base 5	130440124₅	131030104₅
Base 6	21415051₆	21434401₆
Base 7	5304001₇	5314156₇
Base 8	2342047₈	2346741₈
Base 9	1174864₉	1178341₉
Base 10	640039₁₀	642529₁₀
Base 11	3a7964₁₁	3a9818₁₁
Base 12	26a487₁₂	26ba01₁₂
Base 13	19542a₁₃	1965c4₁₃
Base 14	129371₁₄	12a22d₁₄
Base 15	c9994₁₅	ca5a4₁₅
Base 16	9c427₁₆	9cde1₁₆