21089080320

Names of 21089080320

• Cardinal: 21089080320 can be written as Twenty-one billion, eighty-nine million, eighty thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.108908032 × 10¹⁰

Factors of 21089080320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1649

Divisors of 21089080320

• Number of divisors d(n): 528
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 28 30 32 33 35 40 42 44 48 55 56 60 64 66 70 77 80 84 88 96 105 110 112 120 121 128 132 140 154 160 165 168 176 192 210 220 224 231 240 242 256 264 280 308 320 330 336 352 363 384 385 420 440 448 462 480 484 512 528 560 605 616 640 660 672 704 726 768 770 840 847 880 896 924 960 968 1024 1056 1120 1155 1210 1232 1280 1320 1344 1408 1452 1536 1540 1621 1680 1694 1760 1792 1815 1848 1920 1936 2112 2240 2310 2420 2464 2541 2560 2640 2688 2816 2904 3072 3080 3242 3360 3388 3520 3584 3630 3696 3840 3872 4224 4235 4480 4620 4840 4863 4928 5082 5120 5280 5376 5632 5808 6160 6484 6720 6776 7040 7168 7260 7392 7680 7744 8105 8448 8470 8960 9240 9680 9726 9856 10164 10560 10752 11264 11347 11616 12320 12705 12968 13440 13552 14080 14520 14784 15360 15488 16210 16896 16940 17831 17920 18480 19360 19452 19712 20328 21120 21504 22694 23232 24315 24640 25410 25936 26880 27104 28160 29040 29568 30976 32420 33792 33880 34041 35662 35840 36960 38720 38904 39424 40656 42240 45388 46464 48630 49280 50820 51872 53493 53760 54208 56320 56735 58080 59136 61952 64840 67760 68082 71324 73920 77440 77808 78848 81312 84480 89155 90776 92928 97260 98560 101640 103744 106986 107520 108416 113470 116160 118272 123904 124817 129680 135520 136164 142648 147840 154880 155616 162624 168960 170205 178310 181552 185856 194520 196141 197120 203280 207488 213972 216832 226940 232320 236544 249634 259360 267465 271040 272328 285296 295680 309760 311232 325248 340410 356620 363104 371712 374451 389040 392282 394240 406560 414976 427944 433664 453880 464640 499268 518720 534930 542080 544656 570592 588423 591360 619520 622464 624085 650496 680820 713240 726208 748902 778080 784564 813120 829952 855888 867328 907760 929280 980705 998536 1037440 1069860 1084160 1089312 1141184 1176846 1182720 1244928 1248170 1300992 1361640 1372987 1426480 1452416 1497804 1556160 1569128 1626240 1659904 1711776 1815520 1858560 1872255 1961410 1997072 2074880 2139720 2168320 2178624 2282368 2353692 2489856 2496340 2601984 2723280 2745974 2852960 2904832 2942115 2995608 3112320 3138256 3252480 3423552 3631040 3744510 3922820 3994144 4118961 4149760 4279440 4336640 4357248 4564736 4707384 4979712 4992680 5446560 5491948 5705920 5809664 5884230 5991216 6224640 6276512 6504960 6847104 6864935 7262080 7489020 7845640 7988288 8237922 8299520 8558880 8714496 9129472 9414768 9985360 10893120 10983896 11411840 11619328 11768460 11982432 12449280 12553024 13009920 13694208 13729870 14524160 14978040 15691280 15976576 16475844 17117760 17428992 18258944 18829536 19970720 20594805 21786240 21967792 22823680 23536920 23964864 24898560 25106048 27388416 27459740 29048320 29956080 31382560 31953152 32951688 34235520 34857984 37659072 39941440 41189610 43572480 43935584 45647360 47073840 47929728 50212096 54776832 54919480 58096640 59912160 62765120 63906304 65903376 68471040 75318144 79882880 82379220 87144960 87871168 91294720 94147680 95859456 100424192 109838960 119824320 125530240 127812608 131806752 136942080 150636288 159765760 164758440 174289920 175742336 188295360 191718912 200848384 219677920 239648640 251060480 263613504 273884160 301272576 319531520 329516880 351484672 376590720 383437824 439355840 479297280 502120960 527227008 602545152 639063040 659033760 702969344 753181440 878711680 958594560 1004241920 1054454016 1318067520 1405938688 1506362880 1757423360 1917189120 2108908032 2636135040 3012725760 3514846720 4217816064 5272270080 7029693440 10544540160 21089080320
• Sum of all divisors σ(n): 84785495424
• Sum of proper divisors (its aliquot sum) s(n): 63696415104
• 21089080320 is an abundant number, because the sum of its proper divisors (63696415104) is greater than itself. Its abundance is 42607334784

Bases of 21089080320

• Binary: 10011101001000000011101010000000000₂
• Hexadecimal: 0x4E901D400
• Base-36: 9ORW6IO

Squares and roots of 21089080320

• 21089080320 squared (21089080320²) is 444749308743411302400
• 21089080320 cubed (21089080320³) is 9379353894354279227109408768000
• The square root of 21089080320 is 145220.7985104063
• The cube root of 21089080320 is 2762.8197185837

Scales and comparisons

• 21,089,080,320 seconds is equal to 670 years, 29 weeks, 3 days, 13 hours, 52 minutes.
• To count from 1 to 21,089,080,320 would take you about one thousand, three hundred forty-one 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 21089080320 cubic inches would be around 230.2 feet tall.

Recreational maths with 21089080320

• 21089080320 backwards is 02308098012
• 21089080320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21089080320's digits is 33
• More coming soon!