Compare 666643 vs 667643

Property	666643	667643
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666643¹	667643¹
Prime factorization	666643	667643
Divisors count	2	2
Divisors	1, 666643	1, 667643
Number of properties	8	5
Additive primes	21104th
Cousin primes (1st member)	5830th
Isolated primes	42396th	42450th
Primes	54067th	54141st
Prime triplets (1st member)	2130th
Safe primes		3129th
Sexy primes (1st member)	11668th	11680th
Sexy primes (2nd member)	11667th
Sexy prime triplets (2nd member)	2126th
Sophie germain primes		5503rd
Roman numberals
Base 2	10100010110000010011₂	10100010111111111011₂
Base 3	1020212110111₃	1020220211112₃
Base 4	2202300103₄	2202333323₄
Base 5	132313033₅	132331033₅
Base 6	22142151₆	22150535₆
Base 7	5444365₇	5450324₇
Base 8	2426023₈	2427773₈
Base 9	1225414₉	1226745₉
Base 10	666643₁₀	667643₁₀
Base 11	41594a₁₁	416679₁₁
Base 12	281957₁₂	28244b₁₂
Base 13	1a4583₁₃	1a4b72₁₃
Base 14	134d35₁₄	13544b₁₄
Base 15	d27cd₁₅	d2c48₁₅
Base 16	a2c13₁₆	a2ffb₁₆