Compare 663977 vs 664009

Property	663977	664009
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	663977¹	664009¹
Prime factorization	663977	664009
Divisors count	2	2
Divisors	1, 663977	1, 664009
Number of properties	7	2
Chen primes	21067th
Cousin primes (2nd member)	5808th
Isolated primes		42238th
Primes	53864th	53869th
Prime triplets (1st member)	2118th
Prime triplets (2nd member)	2117th
Sexy primes (1st member)	11628th
Twin primes (1st member)	5816th
Roman numberals
Base 2	10100010000110101001₂	10100010000111001001₂
Base 3	1020201210202₃	1020201211221₃
Base 4	2202012221₄	2202013021₄
Base 5	132221402₅	132222014₅
Base 6	22121545₆	22122041₆
Base 7	5433536₇	5433613₇
Base 8	2420651₈	2420711₈
Base 9	1221722₉	1221757₉
Base 10	663977₁₀	664009₁₀
Base 11	413946₁₁	413975₁₁
Base 12	2802b5₁₂	280321₁₂
Base 13	1a32b2₁₃	1a3308₁₃
Base 14	133d8d₁₄	133db3₁₄
Base 15	d1b02₁₅	d1b24₁₅
Base 16	a21a9₁₆	a21c9₁₆