990630375

Names of 990630375

• Cardinal: 990630375 can be written as Nine hundred ninety million, six hundred thirty thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 9.90630375 × 10⁸

Factors of 990630375

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 392

Divisors of 990630375

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 7 15 17 21 25 35 51 75 79 85 105 119 125 175 237 255 281 357 375 395 425 525 553 595 843 875 1185 1275 1343 1405 1659 1785 1967 1975 2125 2625 2765 2975 4029 4215 4777 5901 5925 6375 6715 7025 8295 8925 9401 9835 9875 13825 14331 14875 20145 21075 22199 23885 28203 29505 29625 33439 33575 35125 41475 44625 47005 49175 66597 69125 71655 100317 100725 105375 110995 119425 141015 147525 155393 167195 167875 207375 235025 245875 332985 358275 377383 466179 501585 503625 554975 597125 705075 737625 776965 835975 1132149 1175125 1664925 1791375 1886915 2330895 2507925 2641681 2774875 3525375 3884825 4179875 5660745 7925043 8324625 9434575 11654475 12539625 13208405 19424125 28303725 39625215 47172875 58272375 66042025 141518625 198126075 330210125 990630375
• Sum of all divisors σ(n): 2027151360
• Sum of proper divisors (its aliquot sum) s(n): 1036520985
• 990630375 is an abundant number, because the sum of its proper divisors (1036520985) is greater than itself. Its abundance is 45890610

Bases of 990630375

• Binary: 111011000010111101000111100111₂
• Hexadecimal: 0x3B0BD1E7
• Base-36: GDSNAF

Squares and roots of 990630375

• 990630375 squared (990630375²) is 981348539872640625
• 990630375 cubed (990630375³) is 972153672059736434583984375
• The square root of 990630375 is 31474.2811673277
• The cube root of 990630375 is 996.8669861419

Scales and comparisons

• 990,630,375 seconds is equal to 31 years, 25 weeks, 6 days, 15 hours, 6 minutes, 15 seconds.
• To count from 1 to 990,630,375 would take you about forty-seven years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 990630375 cubic inches would be around 83.1 feet tall.

Recreational maths with 990630375

• 990630375 backwards is 573036099
• The number of decimal digits it has is: 9
• The sum of 990630375's digits is 42
• More coming soon!