Compare 640043 vs 640045

Property	640043	640045
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	640043¹	5¹ × 7¹ × 18287¹
Prime factorization	640043	5 × 7 × 18287
Divisors count	2	8
Divisors	1, 640043	1, 5, 7, 35, 18287, 91435, 128009, 640045
Number of properties	5	0
Additive primes	20353rd
Cousin primes (2nd member)	5632nd
Isolated primes	40817th
Primes	52080th
Sexy primes (1st member)	11285th
Roman numberals
Base 2	10011100010000101011₂	10011100010000101101₂
Base 3	1012111222022₃	1012111222101₃
Base 4	2130100223₄	2130100231₄
Base 5	130440133₅	130440140₅
Base 6	21415055₆	21415101₆
Base 7	5304005₇	5304010₇
Base 8	2342053₈	2342055₈
Base 9	1174868₉	1174871₉
Base 10	640043₁₀	640045₁₀
Base 11	3a7968₁₁	3a796a₁₁
Base 12	26a48b₁₂	26a491₁₂
Base 13	195431₁₃	195433₁₃
Base 14	129375₁₄	129377₁₄
Base 15	c9998₁₅	c999a₁₅
Base 16	9c42b₁₆	9c42d₁₆