Compare 666667 vs 667081

Property	666667	667081
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666667¹	667081¹
Prime factorization	666667	667081
Divisors count	2	2
Divisors	1, 666667	1, 667081
Number of properties	5	5
Additive primes	21106th
Chen primes		21150th
Cousin primes (1st member)	5831st
Isolated primes	42397th	42420th
Lucky primes	6184th	6188th
Primes	54070th	54099th
Ulam primes		3972nd
Roman numberals
Base 2	10100010110000101011₂	10100010110111001001₂
Base 3	1020212111101₃	1020220001201₃
Base 4	2202300223₄	2202313021₄
Base 5	132313132₅	132321311₅
Base 6	22142231₆	22144201₆
Base 7	5444431₇	5445562₇
Base 8	2426053₈	2426711₈
Base 9	1225441₉	1226051₉
Base 10	666667₁₀	667081₁₀
Base 11	415971₁₁	416208₁₁
Base 12	281977₁₂	282061₁₂
Base 13	1a45a1₁₃	1a482c₁₃
Base 14	134d51₁₄	135169₁₄
Base 15	d27e7₁₅	d29c1₁₅
Base 16	a2c2b₁₆	a2dc9₁₆