Compare 640859 vs 640967

Property	640859	640967
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640859¹	640967¹
Prime factorization	640859	640967
Divisors count	2	2
Divisors	1, 640859	1, 640967
Number of properties	5	5
Chen primes	20402nd
Cousin primes (2nd member)		5638th
Isolated primes	40863rd	40874th
Primes	52138th	52149th
Safe primes		3022nd
Sexy primes (1st member)		11301st
Sexy primes (2nd member)	11297th
Sexy prime triplets (3rd member)	2072nd
Roman numberals
Base 2	10011100011101011011₂	10011100011111000111₂
Base 3	1012120002112₃	1012120020112₃
Base 4	2130131123₄	2130133013₄
Base 5	131001414₅	131002332₅
Base 6	21422535₆	21423235₆
Base 7	5306252₇	5306465₇
Base 8	2343533₈	2343707₈
Base 9	1176075₉	1176215₉
Base 10	640859₁₀	640967₁₀
Base 11	3a853a₁₁	3a8628₁₁
Base 12	26aa4b₁₂	26ab1b₁₂
Base 13	19590b₁₃	195992₁₃
Base 14	129799₁₄	129835₁₄
Base 15	c9d3e₁₅	c9db2₁₅
Base 16	9c75b₁₆	9c7c7₁₆