Compare 639259 vs 640009

Property	639259	640009
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639259¹	640009¹
Prime factorization	639259	640009
Divisors count	2	2
Divisors	1, 639259	1, 640009
Number of properties	7	6
Additive primes		20351st
Chen primes		20378th
Cousin primes (1st member)	5625th
Happy primes	7405th	7413th
Lucky primes		5978th
Primes	52020th	52076th
Prime triplets (2nd member)	2059th
Prime triplets (3rd member)	2058th
Sexy primes (2nd member)	11272nd
Twin primes (2nd member)	5626th	5632nd
Roman numberals
Base 2	10011100000100011011₂	10011100010000001001₂
Base 3	1012110220021₃	1012111221001₃
Base 4	2130010123₄	2130100021₄
Base 5	130424014₅	130440014₅
Base 6	21411311₆	21415001₆
Base 7	5301505₇	5303626₇
Base 8	2340433₈	2342011₈
Base 9	1173807₉	1174831₉
Base 10	639259₁₀	640009₁₀
Base 11	3a7315₁₁	3a7937₁₁
Base 12	269b37₁₂	26a461₁₂
Base 13	194c7a₁₃	195406₁₃
Base 14	128d75₁₄	12934d₁₄
Base 15	c9624₁₅	c9974₁₅
Base 16	9c11b₁₆	9c409₁₆