18074904963021

Names of 18074904963021

• Cardinal: 18074904963021 can be written as Eighteen trillion, seventy-four billion, nine hundred four million, nine hundred sixty-three thousand and twenty-one.

Scientific notation

• Scientific notation: 1.8074904963021 × 10¹³

Factors of 18074904963021

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 324

Divisors of 18074904963021

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 43 127 129 151 381 387 453 1143 1359 5461 6493 16129 16383 19177 19479 22801 48387 49149 57531 58437 68403 145161 172593 205209 693547 824611 980443 2048383 2080641 2435479 2473833 2895727 2941329 6145149 6241923 7306437 7421499 8687181 8823987 18435447 21919311 26061543 88080469 104725597 124516261 264241407 309305833 314176791 367757329 373548783 792724221 927917499 942530373 1103271987 1120646349 2783752497 3309815961 13300150819 15813565147 39900452457 46705180783 47440695441 119701357371 140115542349 142322086323 420346627047 2008322773669 6024968321007 18074904963021
• Sum of all divisors σ(n): 27106898058240
• Sum of proper divisors (its aliquot sum) s(n): 9031993095219
• 18074904963021 is a deficient number, because the sum of its proper divisors (9031993095219) is less than itself. Its deficiency is 9042911867802

Bases of 18074904963021

• Binary: 100000111000001100100010010100010011111001101₂
• Hexadecimal: 0x1070644A27CD
• Base-36: 6ENHVQG99

Squares and roots of 18074904963021

• 18074904963021 squared (18074904963021²) is 326702189422241177377446441
• 18074904963021 cubed (18074904963021³) is 5905111025017893905540437065422513058261
• The square root of 18074904963021 is 4251459.1569273013
• The cube root of 18074904963021 is 26243.7166944095

Scales and comparisons

• 18,074,904,963,021 seconds is equal to 574,726 years, 3 weeks, 3 days, 22 hours, 10 minutes, 21 seconds.
• To count from 1 to 18,074,904,963,021 would take you about one million, four hundred thirty-six thousand, eight hundred fifteen 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 18074904963021 cubic inches would be around 2187 feet tall.

Recreational maths with 18074904963021

• 18074904963021 backwards is 12036940947081
• The number of decimal digits it has is: 14
• The sum of 18074904963021's digits is 54
• More coming soon!