Compare 664669 vs 664687

Property	664669	664687
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	664669¹	664687¹
Prime factorization	664669	664687
Divisors count	2	2
Divisors	1, 664669	1, 664687
Number of properties	7	7
Additive primes	21048th	21049th
Cousin primes (1st member)		5814th
Isolated primes		42282nd
Lucky primes		6168th
Primes	53923rd	53925th
Prime quadruplets (4th member)	129th
Prime triplets (1st member)		2122nd
Prime triplets (3rd member)	2121st
Sexy primes (1st member)		11639th
Sexy primes (2nd member)	11638th
Super primes	5494th
Twin primes (2nd member)	5822nd
Roman numberals
Base 2	10100010010001011101₂	10100010010001101111₂
Base 3	1020202202101₃	1020202210001₃
Base 4	2202101131₄	2202101233₄
Base 5	132232134₅	132232222₅
Base 6	22125101₆	22125131₆
Base 7	5435545₇	5435602₇
Base 8	2422135₈	2422157₈
Base 9	1222671₉	1222701₉
Base 10	664669₁₀	664687₁₀
Base 11	414415₁₁	414431₁₁
Base 12	280791₁₂	2807a7₁₂
Base 13	1a36c5₁₃	1a370a₁₃
Base 14	134325₁₄	134339₁₄
Base 15	d1e14₁₅	d1e27₁₅
Base 16	a245d₁₆	a246f₁₆