Compare 663977 vs 664271

Property	663977	664271
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	663977¹	664271¹
Prime factorization	663977	664271
Divisors count	2	2
Divisors	1, 663977	1, 664271
Number of properties	7	3
Chen primes	21067th	21077th
Cousin primes (2nd member)	5808th
Primes	53864th	53889th
Prime triplets (1st member)	2118th
Prime triplets (2nd member)	2117th
Sexy primes (1st member)	11628th
Twin primes (1st member)	5816th	5818th
Roman numberals
Base 2	10100010000110101001₂	10100010001011001111₂
Base 3	1020201210202₃	1020202012122₃
Base 4	2202012221₄	2202023033₄
Base 5	132221402₅	132224041₅
Base 6	22121545₆	22123155₆
Base 7	5433536₇	5434436₇
Base 8	2420651₈	2421317₈
Base 9	1221722₉	1222178₉
Base 10	663977₁₀	664271₁₀
Base 11	413946₁₁	414093₁₁
Base 12	2802b5₁₂	2804bb₁₂
Base 13	1a32b2₁₃	1a347a₁₃
Base 14	133d8d₁₄	13411d₁₄
Base 15	d1b02₁₅	d1c4b₁₅
Base 16	a21a9₁₆	a22cf₁₆