Compare 640247 vs 640589

Property	640247	640589
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640247¹	640589¹
Prime factorization	640247	640589
Divisors count	2	2
Divisors	1, 640247	1, 640589
Number of properties	5	4
Additive primes	20362nd
Chen primes	20388th	20394th
Isolated primes		40846th
Primes	52097th	52119th
Sexy primes (2nd member)		11292nd
Twin primes (1st member)	5635th
Ulam primes	3818th
Roman numberals
Base 2	10011100010011110111₂	10011100011001001101₂
Base 3	1012112020212₃	1012112201112₃
Base 4	2130103313₄	2130121031₄
Base 5	130441442₅	130444324₅
Base 6	21420035₆	21421405₆
Base 7	5304416₇	5305415₇
Base 8	2342367₈	2343115₈
Base 9	1175225₉	1175645₉
Base 10	640247₁₀	640589₁₀
Base 11	3a8033₁₁	3a8314₁₁
Base 12	26a61b₁₂	26a865₁₂
Base 13	19555a₁₃	195761₁₃
Base 14	12947d₁₄	129645₁₄
Base 15	c9a82₁₅	c9c0e₁₅
Base 16	9c4f7₁₆	9c64d₁₆