18141387903953361

Names of 18141387903953361

• Cardinal: 18141387903953361 can be written as Eighteen quadrillion, one hundred forty-one trillion, three hundred eighty-seven billion, nine hundred three million, nine hundred fifty-three thousand, three hundred sixty-one.

Scientific notation

• Scientific notation: 1.8141387903953361 × 10¹⁶

Factors of 18141387903953361

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 325755219

Divisors of 18141387903953361

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 17 51 153 181 543 1629 2011 3077 6033 9231 18099 27693 34187 102561 307683 363991 1091973 3275919 6187847 18563541 55690623 325753007 977259021 2931777063 5537801119 16613403357 49840210071 58961294267 176883882801 530651648403 655089297077 1002342002539 1965267891231 3007026007617 5895803673693 9021078022851 11136518050309 33409554150927 100228662452781 118571162770937 355713488312811 1067140464938433 2015709767105929 6047129301317787 18141387903953361
• Sum of all divisors σ(n): 27912816238664448
• Sum of proper divisors (its aliquot sum) s(n): 9771428334711087
• 18141387903953361 is a deficient number, because the sum of its proper divisors (9771428334711087) is less than itself. Its deficiency is 8369959569242274

Bases of 18141387903953361

• Binary: 1000000011100110111111100000101101111110110100111010001₂
• Hexadecimal: 0x40737F05BF69D1
• Base-36: 4YML2JT9B69

Squares and roots of 18141387903953361

• 18141387903953361 squared (18141387903953361²) is 329109955081705320835092863196321
• 18141387903953361 cubed (18141387903953361³) is 5970511358189882879895137192648036670654570784881
• The square root of 18141387903953361 is 134689969.5744020911
• The cube root of 18141387903953361 is 262758.5378623567

Scales and comparisons

• 18,141,387,903,953,361 seconds is equal to 576,840,020 years, 18 weeks, 20 hours, 49 minutes, 21 seconds.
• To count from 1 to 18,141,387,903,953,361 would take you about one billion, seven hundred thirty million, five hundred twenty thousand and sixty-one 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 18141387903953361 cubic inches would be around 21896.5 feet tall.

Recreational maths with 18141387903953361

• 18141387903953361 backwards is 16335930978314181
• The number of decimal digits it has is: 17
• The sum of 18141387903953361's digits is 72
• More coming soon!