Compare 640667 vs 642077

Property	640667	642077
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640667¹	642077¹
Prime factorization	640667	642077
Divisors count	2	2
Divisors	1, 640667	1, 642077
Number of properties	6	4
Additive primes	20371st
Chen primes	20395th	20431st
Cousin primes (2nd member)	5636th
Primes	52125th	52227th
Prime triplets (2nd member)	2063rd
Sexy primes (2nd member)		11315th
Twin primes (1st member)	5638th	5648th
Roman numberals
Base 2	10011100011010011011₂	10011100110000011101₂
Base 3	1012112211102₃	1012121202122₃
Base 4	2130122123₄	2130300131₄
Base 5	131000132₅	131021302₅
Base 6	21422015₆	21432325₆
Base 7	5305556₇	5312642₇
Base 8	2343233₈	2346035₈
Base 9	1175742₉	1177678₉
Base 10	640667₁₀	642077₁₀
Base 11	3a8385₁₁	3a9447₁₁
Base 12	26a90b₁₂	26b6a5₁₂
Base 13	1957c1₁₃	196337₁₃
Base 14	12969d₁₄	129dc9₁₄
Base 15	c9c62₁₅	ca3a2₁₅
Base 16	9c69b₁₆	9cc1d₁₆