80180020742

Names of 80180020742

• Cardinal: 80180020742 can be written as Eighty billion, one hundred eighty million, twenty thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 8.0180020742 × 10¹⁰

Factors of 80180020742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1317

Divisors of 80180020742

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 31 41 62 82 127 254 307 614 809 1271 1618 2542 3937 5207 7874 9517 10414 12587 19034 25079 25174 33169 38989 50158 66338 77978 102743 161417 205486 248363 322834 390197 496726 780394 1028239 1208659 1598549 2056478 2417318 3185033 3197098 4212463 6370066 7699253 8424926 10182883 15398506 20365766 31542101 49555019 63084202 99110038 130586353 261172706 315669373 631338746 977805131 1293226141 1955610262 2586452282 40090010371 80180020742
• Sum of all divisors σ(n): 128755630080
• Sum of proper divisors (its aliquot sum) s(n): 48575609338
• 80180020742 is a deficient number, because the sum of its proper divisors (48575609338) is less than itself. Its deficiency is 31604411404

Bases of 80180020742

• Binary: 1001010101011000110100000011000000110₂
• Hexadecimal: 0x12AB1A0606
• Base-36: 10U143YE

Squares and roots of 80180020742

• 80180020742 squared (80180020742²) is 6428835726187550230564
• 80180020742 cubed (80180020742³) is 515464181872628410068788402358488
• The square root of 80180020742 is 283160.7683666649
• The cube root of 80180020742 is 4312.0989832213

Scales and comparisons

• 80,180,020,742 seconds is equal to 2,549 years, 24 weeks, 5 days, 11 hours, 59 minutes, 2 seconds.
• To count from 1 to 80,180,020,742 would take you about five thousand and ninety-eight 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 80180020742 cubic inches would be around 359.3 feet tall.

Recreational maths with 80180020742

• 80180020742 backwards is 24702008108
• The number of decimal digits it has is: 11
• The sum of 80180020742's digits is 32
• More coming soon!