Compare 639701 vs 640247

Property	639701	640247
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639701¹	640247¹
Prime factorization	639701	640247
Divisors count	2	2
Divisors	1, 639701	1, 640247
Number of properties	6	5
Additive primes		20362nd
Chen primes	20365th	20388th
Cousin primes (2nd member)	5628th
Happy primes	7408th
Primes	52055th	52097th
Prime triplets (2nd member)	2061st
Twin primes (1st member)	5630th	5635th
Ulam primes		3818th
Roman numberals
Base 2	10011100001011010101₂	10011100010011110111₂
Base 3	1012111111122₃	1012112020212₃
Base 4	2130023111₄	2130103313₄
Base 5	130432301₅	130441442₅
Base 6	21413325₆	21420035₆
Base 7	5303006₇	5304416₇
Base 8	2341325₈	2342367₈
Base 9	1174448₉	1175225₉
Base 10	639701₁₀	640247₁₀
Base 11	3a7687₁₁	3a8033₁₁
Base 12	26a245₁₂	26a61b₁₂
Base 13	19522a₁₃	19555a₁₃
Base 14	1291ad₁₄	12947d₁₄
Base 15	c981b₁₅	c9a82₁₅
Base 16	9c2d5₁₆	9c4f7₁₆