20481439680

Names of 20481439680

• Cardinal: 20481439680 can be written as Twenty billion, four hundred eighty-one million, four hundred thirty-nine thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.048143968 × 10¹⁰

Factors of 20481439680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 20284

Divisors of 20481439680

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 39 40 45 48 52 54 60 64 65 72 78 80 81 90 96 104 108 117 120 130 135 144 156 160 162 180 192 195 208 216 234 240 243 260 270 288 312 320 324 351 360 390 405 416 432 468 480 486 520 540 576 585 624 648 702 720 780 810 832 864 936 960 972 1040 1053 1080 1170 1215 1248 1296 1404 1440 1560 1620 1728 1755 1872 1944 2080 2106 2160 2340 2430 2496 2592 2808 2880 3120 3159 3240 3510 3744 3888 4160 4212 4320 4680 4860 5184 5265 5616 6240 6318 6480 7020 7488 7776 8424 8640 9360 9720 10530 11232 12480 12636 12960 14040 15552 15795 16848 18720 19440 20261 21060 22464 25272 25920 28080 31590 33696 37440 38880 40522 42120 50544 56160 60783 63180 67392 77760 81044 84240 101088 101305 112320 121566 126360 162088 168480 182349 202176 202610 243132 252720 263393 303915 324176 336960 364698 405220 486264 505440 526786 547047 607830 648352 729396 790179 810440 911745 972528 1010880 1053572 1094094 1215660 1296704 1316965 1458792 1580358 1620880 1641141 1823490 1945056 2107144 2188188 2370537 2431320 2633930 2735235 2917584 3160716 3241760 3282282 3646980 3890112 3950895 4214288 4376376 4741074 4862640 4923423 5267860 5470470 5835168 6321432 6483520 6564564 7111611 7293960 7901790 8205705 8428576 8752752 9482148 9725280 9846846 10535720 10940940 11670336 11852685 12642864 13129128 14223222 14587920 15803580 16411410 16857152 17505504 18964296 19450560 19693692 21071440 21334833 21881880 23705370 24617115 25285728 26258256 28446444 29175840 31607160 32822820 35011008 35558055 37928592 39387384 42142880 42669666 43763760 47410740 49234230 50571456 52516512 56892888 58351680 63214320 64004499 65645640 71116110 75857184 78774768 84285760 85339332 87527520 94821480 98468460 105033024 106674165 113785776 126428640 128008998 131291280 142232220 151714368 157549536 170678664 175055040 189642960 196936920 213348330 227571552 252857280 256017996 262582560 284464440 315099072 320022495 341357328 379285920 393873840 426696660 455143104 512035992 525165120 568928880 640044990 682714656 758571840 787747680 853393320 1024071984 1137857760 1280089980 1365429312 1575495360 1706786640 2048143968 2275715520 2560179960 3413573280 4096287936 5120359920 6827146560 10240719840 20481439680
• Sum of all divisors σ(n): 78680425824
• Sum of proper divisors (its aliquot sum) s(n): 58198986144
• 20481439680 is an abundant number, because the sum of its proper divisors (58198986144) is greater than itself. Its abundance is 37717546464

Bases of 20481439680

• Binary: 10011000100110010011111011111000000₂
• Hexadecimal: 0x4C4C9F7C0
• Base-36: 9EQ4C00

Squares and roots of 20481439680

• 20481439680 squared (20481439680²) is 419489371365478502400
• 20481439680 cubed (20481439680³) is 8591746256023167181242335232000
• The square root of 20481439680 is 143113.3805065059
• The cube root of 20481439680 is 2736.0256230287

Scales and comparisons

• 20,481,439,680 seconds is equal to 651 years, 12 weeks, 5 days, 16 hours, 48 minutes.
• To count from 1 to 20,481,439,680 would take you about one thousand, three hundred 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 20481439680 cubic inches would be around 228 feet tall.

Recreational maths with 20481439680

• 20481439680 backwards is 08693418402
• 20481439680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20481439680's digits is 45
• More coming soon!