Compare 640043 vs 640219

Property	640043	640219
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640043¹	640219¹
Prime factorization	640043	640219
Divisors count	2	2
Divisors	1, 640043	1, 640219
Number of properties	5	4
Additive primes	20353rd
Chen primes		20386th
Cousin primes (1st member)		5633rd
Cousin primes (2nd member)	5632nd
Isolated primes	40817th	40828th
Primes	52080th	52093rd
Sexy primes (1st member)	11285th
Roman numberals
Base 2	10011100010000101011₂	10011100010011011011₂
Base 3	1012111222022₃	1012112012211₃
Base 4	2130100223₄	2130103123₄
Base 5	130440133₅	130441334₅
Base 6	21415055₆	21415551₆
Base 7	5304005₇	5304346₇
Base 8	2342053₈	2342333₈
Base 9	1174868₉	1175184₉
Base 10	640043₁₀	640219₁₀
Base 11	3a7968₁₁	3a8008₁₁
Base 12	26a48b₁₂	26a5b7₁₂
Base 13	195431₁₃	195538₁₃
Base 14	129375₁₄	12945d₁₄
Base 15	c9998₁₅	c9a64₁₅
Base 16	9c42b₁₆	9c4db₁₆