Compare 640259 vs 640669

Property	640259	640669
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	640259¹	640669¹
Prime factorization	640259	640669
Divisors count	2	2
Divisors	1, 640259	1, 640669
Number of properties	4	6
Additive primes		20372nd
Chen primes	20389th	20396th
Primes	52099th	52126th
Prime triplets (3rd member)		2063rd
Sexy primes (2nd member)		11293rd
Sophie germain primes	5308th
Twin primes (1st member)	5636th
Twin primes (2nd member)		5638th
Roman numberals
Base 2	10011100010100000011₂	10011100011010011101₂
Base 3	1012112021022₃	1012112211111₃
Base 4	2130110003₄	2130122131₄
Base 5	130442014₅	131000134₅
Base 6	21420055₆	21422021₆
Base 7	5304434₇	5305561₇
Base 8	2342403₈	2343235₈
Base 9	1175238₉	1175744₉
Base 10	640259₁₀	640669₁₀
Base 11	3a8044₁₁	3a8387₁₁
Base 12	26a62b₁₂	26a911₁₂
Base 13	195569₁₃	1957c3₁₃
Base 14	12948b₁₄	1296a1₁₄
Base 15	c9a8e₁₅	c9c64₁₅
Base 16	9c503₁₆	9c69d₁₆