85426728478

Names of 85426728478

• Cardinal: 85426728478 can be written as Eighty-five billion, four hundred twenty-six million, seven hundred twenty-eight thousand, four hundred seventy-eight.

Scientific notation

• Scientific notation: 8.5426728478 × 10¹⁰

Factors of 85426728478

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7211

Divisors of 85426728478

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 7 13 14 23 26 46 49 91 98 161 182 299 322 433 598 637 866 1127 1274 2093 2254 3031 4186 5629 6062 6733 9959 11258 13466 14651 19918 21217 29302 39403 42434 47131 69713 78806 87529 94262 129467 139426 154859 175058 258934 275821 309718 329917 487991 551642 612703 659834 906269 975982 1084013 1225406 1812538 2013167 2168026 2915389 4026334 4288921 5830778 6343883 7588091 8577842 12687766 14092169 15176182 20407723 28184338 37900057 40815446 67053947 75800114 98645183 134107894 142854061 197290366 265300399 285708122 469377629 530600798 871701311 938755258 1743402622 1857102793 3285643403 3714205586 6101909177 6571286806 12203818354 42713364239 85426728478
• Sum of all divisors σ(n): 167918377536
• Sum of proper divisors (its aliquot sum) s(n): 82491649058
• 85426728478 is a deficient number, because the sum of its proper divisors (82491649058) is less than itself. Its deficiency is 2935079420

Bases of 85426728478

• Binary: 1001111100011110101000110111000011110₂
• Hexadecimal: 0x13E3D46E1E
• Base-36: 138SV9JY

Squares and roots of 85426728478

• 85426728478 squared (85426728478²) is 7297725938453936196484
• 85426728478 cubed (85426728478³) is 623420852251162146567374726271352
• The square root of 85426728478 is 292278.5118307537
• The cube root of 85426728478 is 4404.1752461061

Scales and comparisons

• 85,426,728,478 seconds is equal to 2,716 years, 15 weeks, 6 days, 6 hours, 47 minutes, 58 seconds.
• To count from 1 to 85,426,728,478 would take you about five thousand, four hundred thirty-two 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 85426728478 cubic inches would be around 367 feet tall.

Recreational maths with 85426728478

• 85426728478 backwards is 87482762458
• The number of decimal digits it has is: 11
• The sum of 85426728478's digits is 61
• More coming soon!