21683097968

Names of 21683097968

• Cardinal: 21683097968 can be written as Twenty-one billion, six hundred eighty-three million, ninety-seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1683097968 × 10¹⁰

Factors of 21683097968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 103

Divisors of 21683097968

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 7 8 14 16 28 41 53 56 82 106 112 164 212 287 328 371 424 574 656 742 848 1148 1484 1681 2173 2296 2809 2968 3362 4346 4592 5618 5936 6724 8692 11236 11767 13448 15211 17384 19663 22472 23534 26896 30422 34768 39326 44944 47068 60844 68921 78652 89093 94136 115169 121688 137842 157304 178186 188272 230338 243376 275684 314608 356372 460676 482447 551368 623651 712744 806183 921352 964894 1102736 1247302 1425488 1612366 1842704 1929788 2494604 3224732 3652813 3859576 4721929 4989208 6449464 7305626 7719152 9443858 9978416 12898928 14611252 18887716 25569691 29222504 33053503 37775432 51139382 58445008 66107006 75550864 102278764 132214012 193599089 204557528 264428024 387198178 409115056 528856048 774396356 1355193623 1548792712 2710387246 3097585424 5420774492 10841548984 21683097968
• Sum of all divisors σ(n): 50158935456
• Sum of proper divisors (its aliquot sum) s(n): 28475837488
• 21683097968 is an abundant number, because the sum of its proper divisors (28475837488) is greater than itself. Its abundance is 6792739520

Bases of 21683097968

• Binary: 10100001100011010011101000101110000₂
• Hexadecimal: 0x50C69D170
• Base-36: 9YLK1GW

Squares and roots of 21683097968

• 21683097968 squared (21683097968²) is 470156737489885729024
• 21683097968 cubed (21683097968³) is 10194454599308450671552493023232
• The square root of 21683097968 is 147251.8182162787
• The cube root of 21683097968 is 2788.5200875187

Scales and comparisons

• 21,683,097,968 seconds is equal to 689 years, 23 weeks, 4 days, 18 hours, 46 minutes, 8 seconds.
• To count from 1 to 21,683,097,968 would take you about one thousand, three hundred seventy-eight 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 21683097968 cubic inches would be around 232.4 feet tall.

Recreational maths with 21683097968

• 21683097968 backwards is 86979038612
• The number of decimal digits it has is: 11
• The sum of 21683097968's digits is 59
• More coming soon!