Compare 639851 vs 639907

Property	639851	639907
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639851¹	639907¹
Prime factorization	639851	639907
Divisors count	2	2
Divisors	1, 639851	1, 639907
Number of properties	6	5
Chen primes	20371st
Cousin primes (1st member)		5630th
Good primes		1985th
Isolated primes		40806th
Primes	52064th	52067th
Prime triplets (1st member)	2062nd
Sexy primes (1st member)	11284th
Sophie germain primes	5305th
Super primes		5325th
Twin primes (1st member)	5631st
Roman numberals
Base 2	10011100001101101011₂	10011100001110100011₂
Base 3	1012111201012₃	1012111210021₃
Base 4	2130031223₄	2130032203₄
Base 5	130433401₅	130434112₅
Base 6	21414135₆	21414311₆
Base 7	5303312₇	5303422₇
Base 8	2341553₈	2341643₈
Base 9	1174635₉	1174707₉
Base 10	639851₁₀	639907₁₀
Base 11	3a7803₁₁	3a7854₁₁
Base 12	26a34b₁₂	26a397₁₂
Base 13	195314₁₃	195358₁₃
Base 14	129279₁₄	1292b9₁₄
Base 15	c98bb₁₅	c9907₁₅
Base 16	9c36b₁₆	9c3a3₁₆