9801378125

Names of 9801378125

• Cardinal: 9801378125 can be written as Nine billion, eight hundred one million, three hundred seventy-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 9.801378125 × 10⁹

Factors of 9801378125

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 46

Divisors of 9801378125

• Number of divisors d(n): 162
• Complete list of divisors:
  1 5 7 11 23 25 35 49 55 77 115 121 125 161 175 245 253 275 385 529 539 575 605 625 805 847 875 1127 1225 1265 1375 1771 1925 2645 2695 2783 2875 3025 3125 3703 4025 4235 4375 5635 5819 5929 6125 6325 6875 8855 9625 12397 13225 13475 13915 14375 15125 18515 19481 20125 21175 21875 25921 28175 29095 29645 30625 31625 34375 40733 44275 48125 61985 64009 66125 67375 69575 71875 75625 92575 97405 100625 105875 129605 136367 140875 145475 148225 153125 158125 203665 221375 240625 285131 309925 320045 330625 336875 347875 378125 448063 462875 487025 503125 529375 648025 681835 704375 727375 741125 790625 1018325 1106875 1425655 1549625 1600225 1653125 1684375 1739375 2240315 2314375 2435125 2646875 3136441 3240125 3409175 3521875 3636875 3705625 5091625 5534375 7128275 7748125 8001125 8696875 11201575 11571875 12175625 15682205 16200625 17045875 18184375 18528125 25458125 35641375 38740625 40005625 56007875 60878125 78411025 81003125 85229375 127290625 178206875 200028125 280039375 392055125 426146875 891034375 1400196875 1960275625 9801378125
• Sum of all divisors σ(n): 16375096458
• Sum of proper divisors (its aliquot sum) s(n): 6573718333
• 9801378125 is a deficient number, because the sum of its proper divisors (6573718333) is less than itself. Its deficiency is 3227659792

Bases of 9801378125

• Binary: 1001001000001101010010100101001101₂
• Hexadecimal: 0x24835294D
• Base-36: 4I3HJRH

Squares and roots of 9801378125

• 9801378125 squared (9801378125²) is 96067013149228515625
• 9801378125 cubed (9801378125³) is 941589121214935733673095703125
• The square root of 9801378125 is 99001.9097038031
• The cube root of 9801378125 is 2140.0752677547

Scales and comparisons

• 9,801,378,125 seconds is equal to 311 years, 33 weeks, 6 days, 21 hours, 2 minutes, 5 seconds.
• To count from 1 to 9,801,378,125 would take you about six hundred twenty-three 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 9801378125 cubic inches would be around 178.3 feet tall.

Recreational maths with 9801378125

• 9801378125 backwards is 5218731089
• The number of decimal digits it has is: 10
• The sum of 9801378125's digits is 44
• More coming soon!