21353075829648

Names of 21353075829648

• Cardinal: 21353075829648 can be written as Twenty-one trillion, three hundred fifty-three billion, seventy-five million, eight hundred twenty-nine thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.1353075829648 × 10¹³

Factors of 21353075829648

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1231865

Divisors of 21353075829648

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 347 694 1041 1388 2082 2776 3123 4164 5552 6246 8328 12492 16656 24984 49968 120409 240818 361227 481636 722454 963272 1083681 1231513 1444908 1926544 2167362 2463026 2889816 3694539 4334724 4926052 5779632 7389078 8669448 9852104 11083617 14778156 17338896 19704208 22167234 29556312 44334468 59112624 88668936 177337872 427335011 854670022 1282005033 1709340044 2564010066 3418680088 3846015099 5128020132 6837360176 7692030198 10256040264 15384060396 20512080528 30768120792 61536241584 148285248817 296570497634 444855746451 593140995268 889711492902 1186281990536 1334567239353 1779422985804 2372563981072 2669134478706 3558845971608 5338268957412 7117691943216 10676537914824 21353075829648
• Sum of all divisors σ(n): 59931716247494
• Sum of proper divisors (its aliquot sum) s(n): 38578640417846
• 21353075829648 is an abundant number, because the sum of its proper divisors (38578640417846) is greater than itself. Its abundance is 17225564588198

Bases of 21353075829648

• Binary: 100110110101110100110011111111110101110010000₂
• Hexadecimal: 0x136BA67FEB90
• Base-36: 7KHGU11G0

Squares and roots of 21353075829648

• 21353075829648 squared (21353075829648²) is 455953847386697623515803904
• 21353075829648 cubed (21353075829648³) is 9736017078067905933933634402044477345792
• The square root of 21353075829648 is 4620938.8472092985
• The cube root of 21353075829648 is 27743.0037627355

Scales and comparisons

• 21,353,075,829,648 seconds is equal to 678,961 years, 39 weeks, 4 days, 8 hours, 40 minutes, 48 seconds.
• To count from 1 to 21,353,075,829,648 would take you about one million, six hundred ninety-seven thousand, four hundred 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 21353075829648 cubic inches would be around 2311.9 feet tall.

Recreational maths with 21353075829648

• 21353075829648 backwards is 84692857035312
• The number of decimal digits it has is: 14
• The sum of 21353075829648's digits is 63
• More coming soon!