18311882821141

Names of 18311882821141

• Cardinal: 18311882821141 can be written as Eighteen trillion, three hundred eleven billion, eight hundred eighty-two million, eight hundred twenty-one thousand, one hundred forty-one.

Scientific notation

• Scientific notation: 1.8311882821141 × 10¹³

Factors of 18311882821141

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2339

Divisors of 18311882821141

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 13 49 91 157 637 1033 1099 1129 2041 7231 7693 7903 13429 14287 14677 24649 50617 55321 94003 100009 102739 162181 172543 177253 320437 658021 719173 1135267 1166257 1207801 1240771 2108353 2243059 2304289 7946869 8163799 8685397 14758471 15161341 15701413 16130023 25462417 27828721 57146593 103309297 106129387 112910161 178236919 183102349 194801047 331011421 361773373 742905709 1247658433 1281716443 1363607329 2317079947 2380330537 2532413611 8972015101 16219559629 16662313759 17726895277 28747068793 116636196313 201229481551 373711894309 1408606370857 2615983260163 18311882821141
• Sum of all divisors σ(n): 23130025962120
• Sum of proper divisors (its aliquot sum) s(n): 4818143140979
• 18311882821141 is a deficient number, because the sum of its proper divisors (4818143140979) is less than itself. Its deficiency is 13493739680162

Bases of 18311882821141

• Binary: 100001010011110010001010001010100111000010101₂
• Hexadecimal: 0x10A791454E15
• Base-36: 6HOD28DUD

Squares and roots of 18311882821141

• 18311882821141 squared (18311882821141²) is 335325052455198868996541881
• 18311882821141 cubed (18311882821141³) is 6140433067552560873712587819619438706221
• The square root of 18311882821141 is 4279238.5796004643
• The cube root of 18311882821141 is 26357.9117880625

Scales and comparisons

• 18,311,882,821,141 seconds is equal to 582,261 years, 12 weeks, 4 hours, 59 minutes, 1 second.
• To count from 1 to 18,311,882,821,141 would take you about one million, four hundred fifty-five thousand, six hundred fifty-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 18311882821141 cubic inches would be around 2196.5 feet tall.

Recreational maths with 18311882821141

• 18311882821141 backwards is 14112828811381
• 18311882821141 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18311882821141's digits is 49
• More coming soon!