Compare 639851 vs 640043

Property	639851	640043
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	639851¹	640043¹
Prime factorization	639851	640043
Divisors count	2	2
Divisors	1, 639851	1, 640043
Number of properties	6	5
Additive primes		20353rd
Chen primes	20371st
Cousin primes (2nd member)		5632nd
Isolated primes		40817th
Primes	52064th	52080th
Prime triplets (1st member)	2062nd
Sexy primes (1st member)	11284th	11285th
Sophie germain primes	5305th
Twin primes (1st member)	5631st
Roman numberals
Base 2	10011100001101101011₂	10011100010000101011₂
Base 3	1012111201012₃	1012111222022₃
Base 4	2130031223₄	2130100223₄
Base 5	130433401₅	130440133₅
Base 6	21414135₆	21415055₆
Base 7	5303312₇	5304005₇
Base 8	2341553₈	2342053₈
Base 9	1174635₉	1174868₉
Base 10	639851₁₀	640043₁₀
Base 11	3a7803₁₁	3a7968₁₁
Base 12	26a34b₁₂	26a48b₁₂
Base 13	195314₁₃	195431₁₃
Base 14	129279₁₄	129375₁₄
Base 15	c98bb₁₅	c9998₁₅
Base 16	9c36b₁₆	9c42b₁₆