Compare 666431 vs 666749

Property	666431	666749
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666431¹	666749¹
Prime factorization	666431	666749
Divisors count	2	2
Divisors	1, 666431	1, 666749
Number of properties	10	3
Chen primes	21134th	21143rd
Cousin primes (2nd member)	5828th
Primes	54051st	54078th
Prime quadruplets (1st member)	130th
Prime quintuplet 1s (2nd member)	26th
Prime triplets (1st member)	2128th
Prime triplets (2nd member)	2127th
Sexy primes (1st member)	11664th
Twin primes (1st member)	5833rd	5838th
Ulam primes	3969th
Roman numberals
Base 2	10100010101100111111₂	10100010110001111101₂
Base 3	1020212011122₃	1020212121102₃
Base 4	2202230333₄	2202301331₄
Base 5	132311211₅	132313444₅
Base 6	22141155₆	22142445₆
Base 7	5443643₇	5444606₇
Base 8	2425477₈	2426175₈
Base 9	1225148₉	1225542₉
Base 10	666431₁₀	666749₁₀
Base 11	415777₁₁	415a36₁₁
Base 12	2817bb₁₂	281a25₁₂
Base 13	1a444c₁₃	1a4635₁₃
Base 14	134c23₁₄	134dad₁₄
Base 15	d26db₁₅	d284e₁₅
Base 16	a2b3f₁₆	a2c7d₁₆