Compare 666667 vs 666749

Property	666667	666749
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666667¹	666749¹
Prime factorization	666667	666749
Divisors count	2	2
Divisors	1, 666667	1, 666749
Number of properties	5	3
Additive primes	21106th
Chen primes		21143rd
Cousin primes (1st member)	5831st
Isolated primes	42397th
Lucky primes	6184th
Primes	54070th	54078th
Twin primes (1st member)		5838th
Roman numberals
Base 2	10100010110000101011₂	10100010110001111101₂
Base 3	1020212111101₃	1020212121102₃
Base 4	2202300223₄	2202301331₄
Base 5	132313132₅	132313444₅
Base 6	22142231₆	22142445₆
Base 7	5444431₇	5444606₇
Base 8	2426053₈	2426175₈
Base 9	1225441₉	1225542₉
Base 10	666667₁₀	666749₁₀
Base 11	415971₁₁	415a36₁₁
Base 12	281977₁₂	281a25₁₂
Base 13	1a45a1₁₃	1a4635₁₃
Base 14	134d51₁₄	134dad₁₄
Base 15	d27e7₁₅	d284e₁₅
Base 16	a2c2b₁₆	a2c7d₁₆