Compare 664061 vs 664661

Property	664061	664661
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	664061¹	664661¹
Prime factorization	664061	664661
Divisors count	2	2
Divisors	1, 664061	1, 664661
Number of properties	4	7
Additive primes	21029th	21046th
Chen primes		21090th
Isolated primes	42241st
Primes	53872nd	53920th
Prime quadruplets (1st member)		129th
Prime triplets (1st member)		2120th
Sexy primes (1st member)	11630th	11637th
Twin primes (1st member)		5821st
Roman numberals
Base 2	10100010000111111101₂	10100010010001010101₂
Base 3	1020201220212₃	1020202202002₃
Base 4	2202013331₄	2202101111₄
Base 5	132222221₅	132232121₅
Base 6	22122205₆	22125045₆
Base 7	5434016₇	5435534₇
Base 8	2420775₈	2422125₈
Base 9	1221825₉	1222662₉
Base 10	664061₁₀	664661₁₀
Base 11	413a12₁₁	414408₁₁
Base 12	280365₁₂	280785₁₂
Base 13	1a3348₁₃	1a36ba₁₃
Base 14	13400d₁₄	13431b₁₄
Base 15	d1b5b₁₅	d1e0b₁₅
Base 16	a21fd₁₆	a2455₁₆