21349933197021

Names of 21349933197021

• Cardinal: 21349933197021 can be written as Twenty-one trillion, three hundred forty-nine billion, nine hundred thirty-three million, one hundred ninety-seven thousand and twenty-one.

Scientific notation

• Scientific notation: 2.1349933197021 × 10¹³

Factors of 21349933197021

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4067

Divisors of 21349933197021

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 9 11 13 33 39 97 99 117 121 143 291 363 429 873 1067 1089 1261 1287 1573 3201 3783 3943 4719 9603 11349 11737 11829 13871 14157 35211 35487 41613 43373 51259 105633 124839 130119 152581 153777 382471 390357 457743 461331 477103 563849 1147413 1373229 1431309 1691547 3442239 4207181 4293927 4972123 5074641 6202339 12621543 14916369 15547249 18607017 37864629 44749107 46278991 46641747 54693353 55821051 138836973 139925241 164080059 171019739 202114237 416510919 492240177 513059217 601626883 606342711 1508083153 1539177651 1804880649 1819028133 1881217129 2223256607 4524249459 5414641947 5643651387 6669769821 13572748377 16588914683 16930954161 19605080989 20009309463 24455822677 49766744049 58815242967 73367468031 149300232147 176445728901 182478061513 215655890879 220102404093 547434184539 646967672637 1642302553617 1940903017911 2372214799669 7116644399007 21349933197021
• Sum of all divisors σ(n): 36890353420284
• Sum of proper divisors (its aliquot sum) s(n): 15540420223263
• 21349933197021 is a deficient number, because the sum of its proper divisors (15540420223263) is less than itself. Its deficiency is 5809512973758

Bases of 21349933197021

• Binary: 100110110101011101011001011110010011011011101₂
• Hexadecimal: 0x136AEB2F26DD
• Base-36: 7KG0UZIL9

Squares and roots of 21349933197021

• 21349933197021 squared (21349933197021²) is 455819647517259338003274441
• 21349933197021 cubed (21349933197021³) is 9731719024383145983492215128705586640261
• The square root of 21349933197021 is 4620598.7920421093
• The cube root of 21349933197021 is 27741.6426731665

Scales and comparisons

• 21,349,933,197,021 seconds is equal to 678,861 years, 43 weeks, 3 days, 7 hours, 10 minutes, 21 seconds.
• To count from 1 to 21,349,933,197,021 would take you about one million, six hundred ninety-seven thousand, one hundred fifty-four 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 21349933197021 cubic inches would be around 2311.8 feet tall.

Recreational maths with 21349933197021

• 21349933197021 backwards is 12079133994312
• The number of decimal digits it has is: 14
• The sum of 21349933197021's digits is 54
• More coming soon!