Compare 640531 vs 640669

Property	640531	640669
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640531¹	640669¹
Prime factorization	640531	640669
Divisors count	2	2
Divisors	1, 640531	1, 640669
Number of properties	3	6
Additive primes	20367th	20372nd
Chen primes		20396th
Primes	52116th	52126th
Prime triplets (3rd member)		2063rd
Sexy primes (2nd member)		11293rd
Twin primes (2nd member)	5637th	5638th
Roman numberals
Base 2	10011100011000010011₂	10011100011010011101₂
Base 3	1012112122101₃	1012112211111₃
Base 4	2130120103₄	2130122131₄
Base 5	130444111₅	131000134₅
Base 6	21421231₆	21422021₆
Base 7	5305303₇	5305561₇
Base 8	2343023₈	2343235₈
Base 9	1175571₉	1175744₉
Base 10	640531₁₀	640669₁₀
Base 11	3a8271₁₁	3a8387₁₁
Base 12	26a817₁₂	26a911₁₂
Base 13	195718₁₃	1957c3₁₃
Base 14	129603₁₄	1296a1₁₄
Base 15	c9bc1₁₅	c9c64₁₅
Base 16	9c613₁₆	9c69d₁₆