21099721916416

Names of 21099721916416

• Cardinal: 21099721916416 can be written as Twenty-one trillion, ninety-nine billion, seven hundred twenty-one million, nine hundred sixteen thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 2.1099721916416 × 10¹³

Factors of 21099721916416

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 1087

Divisors of 21099721916416

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 32 44 52 64 88 104 128 143 176 208 256 286 352 416 512 572 704 832 1024 1061 1144 1408 1664 2048 2122 2288 2816 3328 4096 4244 4576 5632 6656 8192 8488 9152 11264 11671 13312 13793 16384 16976 18304 22528 23342 26624 27586 32768 33952 36608 45056 46684 53248 55172 65536 67904 73216 90112 93368 106496 110344 131072 135808 146432 151723 180224 186736 212992 220688 271616 292864 303446 360448 373472 425984 441376 543232 585728 606892 720896 746944 851968 882752 1086464 1125721 1171456 1213784 1441792 1493888 1703936 1765504 2172928 2251442 2342912 2427568 2987776 3531008 4345856 4502884 4685824 4855136 5975552 7062016 8691712 9005768 9371648 9710272 11951104 12382931 14124032 14634373 17383424 18011536 18743296 19420544 23902208 24765862 28248064 29268746 34766848 36023072 38841088 47804416 49531724 56496128 58537492 69533696 72046144 77682176 95608832 99063448 112992256 117074984 139067392 144092288 155364352 160978103 191217664 198126896 225984512 234149968 288184576 310728704 321956206 382435328 396253792 451969024 468299936 576369152 621457408 643912412 764870656 792507584 903938048 936599872 1152738304 1242914816 1287824824 1529741312 1585015168 1807876096 1873199744 2305476608 2485829632 2575649648 3170030336 3746399488 4610953216 4971659264 5151299296 6340060672 7492798976 9221906432 9943318528 10302598592 12680121344 14985597952 18443812864 19886637056 20605197184 25360242688 29971195904 36887625728 41210394368 50720485376 59942391808 73775251456 82420788736 101440970752 119884783616 147550502912 164841577472 202881941504 239769567232 329683154944 405763883008 479539134464 659366309888 811527766016 959078268928 1318732619776 1623055532032 1918156537856 2637465239552 5274930479104 10549860958208 21099721916416
• Sum of all divisors σ(n): 49623550362792
• Sum of proper divisors (its aliquot sum) s(n): 28523828446376
• 21099721916416 is an abundant number, because the sum of its proper divisors (28523828446376) is greater than itself. Its abundance is 7424106529960

Bases of 21099721916416

• Binary: 100110011000010101001011011100000000000000000₂
• Hexadecimal: 0x1330A96E0000
• Base-36: 7H92TNEV4

Squares and roots of 21099721916416

• 21099721916416 squared (21099721916416²) is 445198264950085679690285056
• 21099721916416 cubed (21099721916416³) is 9393559588117699940058099331121645879296
• The square root of 21099721916416 is 4593443.3616205611
• The cube root of 21099721916416 is 27632.8434874803

Scales and comparisons

• 21,099,721,916,416 seconds is equal to 670,905 years, 46 weeks, 2 days, 9 hours, 40 minutes, 16 seconds.
• To count from 1 to 21,099,721,916,416 would take you about one million, six hundred seventy-seven thousand, two hundred sixty-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 21099721916416 cubic inches would be around 2302.7 feet tall.

Recreational maths with 21099721916416

• 21099721916416 backwards is 61461912799012
• The number of decimal digits it has is: 14
• The sum of 21099721916416's digits is 58
• More coming soon!