Compare 664271 vs 664661

Property	664271	664661
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	664271¹	664661¹
Prime factorization	664271	664661
Divisors count	2	2
Divisors	1, 664271	1, 664661
Number of properties	3	7
Additive primes		21046th
Chen primes	21077th	21090th
Primes	53889th	53920th
Prime quadruplets (1st member)		129th
Prime triplets (1st member)		2120th
Sexy primes (1st member)		11637th
Twin primes (1st member)	5818th	5821st
Roman numberals
Base 2	10100010001011001111₂	10100010010001010101₂
Base 3	1020202012122₃	1020202202002₃
Base 4	2202023033₄	2202101111₄
Base 5	132224041₅	132232121₅
Base 6	22123155₆	22125045₆
Base 7	5434436₇	5435534₇
Base 8	2421317₈	2422125₈
Base 9	1222178₉	1222662₉
Base 10	664271₁₀	664661₁₀
Base 11	414093₁₁	414408₁₁
Base 12	2804bb₁₂	280785₁₂
Base 13	1a347a₁₃	1a36ba₁₃
Base 14	13411d₁₄	13431b₁₄
Base 15	d1c4b₁₅	d1e0b₁₅
Base 16	a22cf₁₆	a2455₁₆