Compare 664667 vs 666089

Property	664667	666089
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	664667¹	666089¹
Prime factorization	664667	666089
Divisors count	2	2
Divisors	1, 664667	1, 666089
Number of properties	8	3
Chen primes	21091st	21128th
Cousin primes (2nd member)	5813th
Primes	53922nd	54031st
Prime quadruplets (3rd member)	129th
Prime triplets (2nd member)	2121st
Prime triplets (3rd member)	2120th
Sexy primes (2nd member)	11637th
Twin primes (1st member)	5822nd	5832nd
Roman numberals
Base 2	10100010010001011011₂	10100010100111101001₂
Base 3	1020202202022₃	1020211200222₃
Base 4	2202101123₄	2202213221₄
Base 5	132232132₅	132303324₅
Base 6	22125055₆	22135425₆
Base 7	5435543₇	5442644₇
Base 8	2422133₈	2424751₈
Base 9	1222668₉	1224628₉
Base 10	664667₁₀	666089₁₀
Base 11	414413₁₁	415496₁₁
Base 12	28078b₁₂	281575₁₂
Base 13	1a36c3₁₃	1a4248₁₃
Base 14	134323₁₄	134a5b₁₄
Base 15	d1e12₁₅	d255e₁₅
Base 16	a245b₁₆	a29e9₁₆