Compare 666637 vs 666667

Property	666637	666667
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666637¹	666667¹
Prime factorization	666637	666667
Divisors count	2	2
Divisors	1, 666637	1, 666667
Number of properties	5	5
Additive primes		21106th
Cousin primes (1st member)		5831st
Isolated primes	42395th	42397th
Lucky primes	6183rd	6184th
Primes	54066th	54070th
Sexy primes (1st member)	11667th
Sexy prime triplets (1st member)	2126th
Roman numberals
Base 2	10100010110000001101₂	10100010110000101011₂
Base 3	1020212110021₃	1020212111101₃
Base 4	2202300031₄	2202300223₄
Base 5	132313022₅	132313132₅
Base 6	22142141₆	22142231₆
Base 7	5444356₇	5444431₇
Base 8	2426015₈	2426053₈
Base 9	1225407₉	1225441₉
Base 10	666637₁₀	666667₁₀
Base 11	415944₁₁	415971₁₁
Base 12	281951₁₂	281977₁₂
Base 13	1a457a₁₃	1a45a1₁₃
Base 14	134d2d₁₄	134d51₁₄
Base 15	d27c7₁₅	d27e7₁₅
Base 16	a2c0d₁₆	a2c2b₁₆