21263710138272

Names of 21263710138272

• Cardinal: 21263710138272 can be written as Twenty-one trillion, two hundred sixty-three billion, seven hundred ten million, one hundred thirty-eight thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 2.1263710138272 × 10¹³

Factors of 21263710138272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 502260739

Divisors of 21263710138272

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 72 84 96 98 108 112 126 144 147 168 189 196 216 224 252 288 294 336 378 392 432 441 504 588 672 756 784 864 882 1008 1176 1323 1512 1568 1764 2016 2352 2646 3024 3528 4704 5292 6048 7056 10584 14112 21168 42336 502260727 1004521454 1506782181 2009042908 3013564362 3515825089 4018085816 4520346543 6027128724 7031650178 8036171632 9040693086 10547475267 12054257448 13561039629 14063300356 16072343264 18081386172 21094950534 24108514896 24610775623 27122079258 28126600712 31642425801 36162772344 42189901068 48217029792 49221551246 54244158516 56253201424 63284851602 72325544688 73832326869 84379802136 94927277403 98443102492 108488317032 112506402848 126569703204 144651089376 147664653738 168759604272 189854554806 196886204984 216976634064 221496980607 253139406408 295329307476 337519208544 379709109612 393772409968 433953268128 442993961214 506278812816 590658614952 664490941821 759418219224 787544819936 885987922428 1012557625632 1181317229904 1328981883642 1518836438448 1771975844856 2362634459808 2657963767284 3037672876896 3543951689712 5315927534568 7087903379424 10631855069136 21263710138272
• Sum of all divisors σ(n): 72144730969920
• Sum of proper divisors (its aliquot sum) s(n): 50881020831648
• 21263710138272 is an abundant number, because the sum of its proper divisors (50881020831648) is greater than itself. Its abundance is 29617310693376

Bases of 21263710138272

• Binary: 100110101011011010111111000111010111110100000₂
• Hexadecimal: 0x1356D7E3AFA0
• Base-36: 7JCEW04O0

Squares and roots of 21263710138272

• 21263710138272 squared (21263710138272²) is 452145368844451437359145984
• 21263710138272 cubed (21263710138272³) is 9614288063470494913948035197964473499648
• The square root of 21263710138272 is 4611259.0621512473
• The cube root of 21263710138272 is 27704.2468251653

Scales and comparisons

• 21,263,710,138,272 seconds is equal to 676,120 years, 10 weeks, 6 days, 5 hours, 31 minutes, 12 seconds.
• To count from 1 to 21,263,710,138,272 would take you about one million, six hundred ninety thousand, three hundred 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 21263710138272 cubic inches would be around 2308.7 feet tall.

Recreational maths with 21263710138272

• 21263710138272 backwards is 27283101736212
• The number of decimal digits it has is: 14
• The sum of 21263710138272's digits is 45
• More coming soon!