18018337857112328001

Names of 18018337857112328001

• Cardinal: 18018337857112328001 can be written as Eighteen quintillion, eighteen quadrillion, three hundred thirty-seven trillion, eight hundred fifty-seven billion, one hundred twelve million, three hundred twenty-eight thousand and one.

Scientific notation

• Scientific notation: 1.8018337857112328001 × 10¹⁹

Factors of 18018337857112328001

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 55006247

Divisors of 18018337857112328001

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 21 49 147 1861 5583 13027 39081 91189 273567 1224709 3674127 8572963 25718889 53779667 60010741 161339001 180032223 376457669 1129373007 2279183449 2635203683 6837550347 7905611049 15954284143 47862852429 100083960287 111679989001 300251880861 335039967003 700587722009 2101763166027 4904114054063 14712342162189 65864442191903 197593326575709 461051095343321 1383153286029963 3227357667403247 9682073002209741 122573726919131483 367721180757394449 858016088433920381 2574048265301761143 6006112619037442667 18018337857112328001
• Sum of all divisors σ(n): 27961850181719926080
• Sum of proper divisors (its aliquot sum) s(n): 9943512324607598079
• 18018337857112328001 is a deficient number, because the sum of its proper divisors (9943512324607598079) is less than itself. Its deficiency is 8074825532504729922

Bases of 18018337857112328001

• Binary: 1111101000001101111111101101000011011000001001110100011101000001₂
• Hexadecimal: 0xFA0DFED0D8274741
• Base-36: 3SW7RP77VJ48X

Squares and roots of 18018337857112328001

• 18018337857112328001 squared (18018337857112328001²) is 324660499133047280194651485293808656001
• 18018337857112328001 cubed (18018337857112328001³) is 5849842562237969953373452620413463366371842953862088984001
• The square root of 18018337857112328001 is 4244801274.1602318739
• The cube root of 18018337857112328001 is 2621631.0695823625

Scales and comparisons

• 18,018,337,857,112,328,001 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 18,018,337,857,112,328,001 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 18018337857112328001 cubic inches would be around 218469.3 feet tall.

Recreational maths with 18018337857112328001

• 18018337857112328001 backwards is 10082321175873381081
• The number of decimal digits it has is: 20
• The sum of 18018337857112328001's digits is 69
• More coming soon!