Compare 640256 vs 640259

Property	640256	640259
Type	composite number	prime
Unique factors	3	1
Total factors	10	1
Prime factorization	2⁸ × 41¹ × 61¹	640259¹
Prime factorization	2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 41 × 61	640259
Divisors count	36	2
Divisors	1, 2, 4, 8, 16, 32, 41, 61, 64, 82, 122, 128, 164, 244, 256, 328, 488, 656, 976, 1312, 1952, 2501, 2624, 3904, 5002, 5248, 7808, 10004, 10496, 15616, 20008, 40016, 80032, 160064, 320128, 640256	1, 640259
Number of properties	0	4
Chen primes		20389th
Primes		52099th
Sophie germain primes		5308th
Twin primes (1st member)		5636th
Roman numberals
Base 2	10011100010100000000₂	10011100010100000011₂
Base 3	1012112021012₃	1012112021022₃
Base 4	2130110000₄	2130110003₄
Base 5	130442011₅	130442014₅
Base 6	21420052₆	21420055₆
Base 7	5304431₇	5304434₇
Base 8	2342400₈	2342403₈
Base 9	1175235₉	1175238₉
Base 10	640256₁₀	640259₁₀
Base 11	3a8041₁₁	3a8044₁₁
Base 12	26a628₁₂	26a62b₁₂
Base 13	195566₁₃	195569₁₃
Base 14	129488₁₄	12948b₁₄
Base 15	c9a8b₁₅	c9a8e₁₅
Base 16	9c500₁₆	9c503₁₆