21649555150720

Names of 21649555150720

• Cardinal: 21649555150720 can be written as Twenty-one trillion, six hundred forty-nine billion, five hundred fifty-five million, one hundred fifty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.164955515072 × 10¹³

Factors of 21649555150720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3894133

Divisors of 21649555150720

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 56 64 68 70 73 80 85 112 119 128 136 140 146 160 170 224 238 272 280 292 320 340 365 448 476 511 544 560 584 595 640 680 730 896 952 1022 1088 1120 1168 1190 1241 1360 1460 1904 2044 2176 2240 2336 2380 2482 2555 2720 2920 3808 4088 4480 4672 4760 4964 5110 5440 5840 6205 7616 8176 8687 9344 9520 9928 10220 10880 11680 12410 15232 16352 17374 19040 19856 20440 23360 24820 32704 34748 38080 39712 40880 43435 46720 49640 65408 69496 76160 79424 81760 86870 99280 138992 158848 163520 173740 198560 277984 327040 347480 397120 555968 694960 794240 1111936 1389920 2779840 3894029 5559680 7788058 15576116 19470145 27258203 31152232 38940290 54516406 62304464 66198493 77880580 109032812 124608928 132396986 136291015 155761160 218065624 249217856 264793972 272582030 284264117 311522320 330992465 436131248 463389451 498435712 529587944 545164060 568528234 623044640 661984930 872262496 926778902 1059175888 1090328120 1137056468 1246089280 1323969860 1421320585 1744524992 1853557804 1989848819 2118351776 2180656240 2274112936 2316947255 2492178560 2647939720 2842641170 3489049984 3707115608 3979697638 4236703552 4361312480 4548225872 4633894510 4832489989 5295879440 5685282340 7414231216 7959395276 8473407104 8722624960 9096451744 9267789020 9664979978 9949244095 10591758880 11370564680 14828462432 15918790552 17445249920 18192903488 18535578040 19329959956 19898488190 21183517760 22741129360 24162449945 29656924864 31837581104 33827429923 36385806976 37071156080 38659919912 39796976380 42367035520 45482258720 48324899890 59313849728 63675162208 67654859846 74142312160 77319839824 79593952760 90964517440 96649799780 127350324416 135309719692 148284624320 154639679648 159187905520 169137149615 181929034880 193299599560 254700648832 270619439384 296569248640 309279359296 318375811040 338274299230 386599199120 541238878768 618558718592 636751622080 676548598460 773198398240 1082477757536 1273503244160 1353097196920 1546396796480 2164955515072 2706194393840 3092793592960 4329911030144 5412388787680 10824777575360 21649555150720
• Sum of all divisors σ(n): 63487019030400
• Sum of proper divisors (its aliquot sum) s(n): 41837463879680
• 21649555150720 is an abundant number, because the sum of its proper divisors (41837463879680) is greater than itself. Its abundance is 20187908728960

Bases of 21649555150720

• Binary: 100111011000010101110000010110101011110000000₂
• Hexadecimal: 0x13B0AE0B5780
• Base-36: 7O9O25TOG

Squares and roots of 21649555150720

• 21649555150720 squared (21649555150720²) is 468703238224066881916518400
• 21649555150720 cubed (21649555150720³) is 10147216605252990348861530951769653248000
• The square root of 21649555150720 is 4652908.2465400067
• The cube root of 21649555150720 is 27870.8143865561

Scales and comparisons

• 21,649,555,150,720 seconds is equal to 688,388 years, 46 weeks, 23 hours, 38 minutes, 40 seconds.
• To count from 1 to 21,649,555,150,720 would take you about one million, seven hundred twenty thousand, nine hundred seventy-two 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 21649555150720 cubic inches would be around 2322.6 feet tall.

Recreational maths with 21649555150720

• 21649555150720 backwards is 02705155594612
• The number of decimal digits it has is: 14
• The sum of 21649555150720's digits is 52
• More coming soon!