20421796727136

Names of 20421796727136

• Cardinal: 20421796727136 can be written as Twenty trillion, four hundred twenty-one billion, seven hundred ninety-six million, seven hundred twenty-seven thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 2.0421796727136 × 10¹³

Factors of 20421796727136

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 381876

Divisors of 20421796727136

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 336 672 113051 226102 268813 339153 452204 537626 678306 791357 806439 904408 1075252 1356612 1582714 1612878 1808816 1881691 2150504 2374071 2713224 3165428 3225756 3617632 3763382 4301008 4748142 5426448 5645073 6330856 6451512 7526764 8602016 9496284 10852896 11290146 12661712 12903024 15053528 18992568 22580292 25323424 25806048 30107056 37985136 45160584 60214112 75970272 90321168 180642336 30389578463 60779156926 91168735389 121558313852 182337470778 212727049241 243116627704 364674941556 425454098482 486233255408 638181147723 729349883112 850908196964 972466510816 1276362295446 1458699766224 1701816393928 2552724590892 2917399532448 3403632787856 5105449181784 6807265575712 10210898363568 20421796727136
• Sum of all divisors σ(n): 61266160021248
• Sum of proper divisors (its aliquot sum) s(n): 40844363294112
• 20421796727136 is an abundant number, because the sum of its proper divisors (40844363294112) is greater than itself. Its abundance is 20422566566976

Bases of 20421796727136

• Binary: 100101001001011010001111100001000100101100000₂
• Hexadecimal: 0x1292D1F08960
• Base-36: 78LN6HV1C

Squares and roots of 20421796727136

• 20421796727136 squared (20421796727136²) is 417049781564462641238762496
• 20421796727136 cubed (20421796727136³) is 8516905864205926876656302085551622291456
• The square root of 20421796727136 is 4519048.2103133177
• The cube root of 20421796727136 is 27333.6722747427

Scales and comparisons

• 20,421,796,727,136 seconds is equal to 649,349 years, 50 weeks, 2 days, 1 hour, 5 minutes, 36 seconds.
• To count from 1 to 20,421,796,727,136 would take you about one million, six hundred twenty-three thousand, three hundred seventy-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 20421796727136 cubic inches would be around 2277.8 feet tall.

Recreational maths with 20421796727136

• 20421796727136 backwards is 63172769712402
• The number of decimal digits it has is: 14
• The sum of 20421796727136's digits is 57
• More coming soon!