428578078929

Names of 428578078929

• Cardinal: 428578078929 can be written as Four hundred twenty-eight billion, five hundred seventy-eight million, seventy-eight thousand, nine hundred twenty-nine.

Scientific notation

• Scientific notation: 4.28578078929 × 10¹¹

Factors of 428578078929

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2671

Divisors of 428578078929

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 11 13 21 33 39 77 91 109 143 231 273 327 429 727 763 1001 1199 1417 1801 2181 2289 3003 3597 4251 5089 5403 7997 8393 9451 9919 12607 15267 15587 19811 23413 23991 25179 28353 29757 37821 46761 55979 59433 66157 70239 79243 103961 109109 138677 163891 167937 196309 198471 237729 257543 311883 327327 416031 491673 554701 588927 727727 772629 871673 1030159 1309327 1374163 1664103 1802801 2159399 2183181 2552017 2615019 3090477 3927981 4122489 5408403 6101711 6478197 7211113 7656051 9165289 11331749 14402597 15115793 17021251 17864119 18305133 21633339 27495867 28072187 33995247 43207791 45347379 51063753 53592357 79322243 84216561 100818179 119148757 142716643 187233761 196505309 237966729 302454537 357446271 428149929 561701283 589515927 999016501 1310636327 1569883073 1855316359 2997049503 3931908981 4709649219 5565949077 10989181511 12987214513 20408479949 32967544533 38961643539 61225439847 142859359643 428578078929
• Sum of all divisors σ(n): 775779164160
• Sum of proper divisors (its aliquot sum) s(n): 347201085231
• 428578078929 is a deficient number, because the sum of its proper divisors (347201085231) is less than itself. Its deficiency is 81376993698

Bases of 428578078929

• Binary: 110001111001001001111101000000011010001₂
• Hexadecimal: 0x63C93E80D1
• Base-36: 5GVWBM4X

Squares and roots of 428578078929

• 428578078929 squared (428578078929²) is 183679169738472153787041
• 428578078929 cubed (428578078929³) is 78720865705788107013611083955359089
• The square root of 428578078929 is 654658.7499827677
• The cube root of 428578078929 is 7539.5134090237

Scales and comparisons

• 428,578,078,929 seconds is equal to 13,627 years, 23 weeks, 5 days, 10 hours, 22 minutes, 9 seconds.
• To count from 1 to 428,578,078,929 would take you about twenty-seven thousand, two hundred fifty-four 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 428578078929 cubic inches would be around 628.3 feet tall.

Recreational maths with 428578078929

• 428578078929 backwards is 929870875824
• The number of decimal digits it has is: 12
• The sum of 428578078929's digits is 69
• More coming soon!