Compare 663977 vs 664289

Property	663977	664289
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	663977¹	664289¹
Prime factorization	663977	664289
Divisors count	2	2
Divisors	1, 663977	1, 664289
Number of properties	7	4
Chen primes	21067th	21078th
Cousin primes (2nd member)	5808th
Isolated primes		42256th
Primes	53864th	53891st
Prime triplets (1st member)	2118th
Prime triplets (2nd member)	2117th
Sexy primes (1st member)	11628th
Super primes		5490th
Twin primes (1st member)	5816th
Roman numberals
Base 2	10100010000110101001₂	10100010001011100001₂
Base 3	1020201210202₃	1020202020022₃
Base 4	2202012221₄	2202023201₄
Base 5	132221402₅	132224124₅
Base 6	22121545₆	22123225₆
Base 7	5433536₇	5434463₇
Base 8	2420651₈	2421341₈
Base 9	1221722₉	1222208₉
Base 10	663977₁₀	664289₁₀
Base 11	413946₁₁	4140aa₁₁
Base 12	2802b5₁₂	280515₁₂
Base 13	1a32b2₁₃	1a3492₁₃
Base 14	133d8d₁₄	134133₁₄
Base 15	d1b02₁₅	d1c5e₁₅
Base 16	a21a9₁₆	a22e1₁₆