Compare 666749 vs 667421

Property	666749	667421
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666749¹	667421¹
Prime factorization	666749	667421
Divisors count	2	2
Divisors	1, 666749	1, 667421
Number of properties	3	7
Chen primes	21143rd	21156th
Cousin primes (2nd member)		5837th
Primes	54078th	54123rd
Prime triplets (1st member)		2134th
Prime triplets (2nd member)		2133rd
Sexy primes (1st member)		11676th
Twin primes (1st member)	5838th	5844th
Roman numberals
Base 2	10100010110001111101₂	10100010111100011101₂
Base 3	1020212121102₃	1020220112022₃
Base 4	2202301331₄	2202330131₄
Base 5	132313444₅	132324141₅
Base 6	22142445₆	22145525₆
Base 7	5444606₇	5446556₇
Base 8	2426175₈	2427435₈
Base 9	1225542₉	1226468₉
Base 10	666749₁₀	667421₁₀
Base 11	415a36₁₁	416497₁₁
Base 12	281a25₁₂	2822a5₁₂
Base 13	1a4635₁₃	1a4a31₁₃
Base 14	134dad₁₄	13532d₁₄
Base 15	d284e₁₅	d2b4b₁₅
Base 16	a2c7d₁₆	a2f1d₁₆