Compare 663977 vs 663997

Property	663977	663997
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	663977¹	663997¹
Prime factorization	663977	663997
Divisors count	2	2
Divisors	1, 663977	1, 663997
Number of properties	7	3
Chen primes	21067th
Cousin primes (2nd member)	5808th
Isolated primes		42237th
Primes	53864th	53868th
Prime triplets (1st member)	2118th
Prime triplets (2nd member)	2117th
Sexy primes (1st member)	11628th
Sexy primes (2nd member)		11629th
Twin primes (1st member)	5816th
Roman numberals
Base 2	10100010000110101001₂	10100010000110111101₂
Base 3	1020201210202₃	1020201211111₃
Base 4	2202012221₄	2202012331₄
Base 5	132221402₅	132221442₅
Base 6	22121545₆	22122021₆
Base 7	5433536₇	5433565₇
Base 8	2420651₈	2420675₈
Base 9	1221722₉	1221744₉
Base 10	663977₁₀	663997₁₀
Base 11	413946₁₁	413964₁₁
Base 12	2802b5₁₂	280311₁₂
Base 13	1a32b2₁₃	1a32c9₁₃
Base 14	133d8d₁₄	133da5₁₄
Base 15	d1b02₁₅	d1b17₁₅
Base 16	a21a9₁₆	a21bd₁₆