21268257976800

Names of 21268257976800

• Cardinal: 21268257976800 can be written as Twenty-one trillion, two hundred sixty-eight billion, two hundred fifty-seven million, nine hundred seventy-six thousand, eight hundred.

Scientific notation

• Scientific notation: 2.12682579768 × 10¹³

Factors of 21268257976800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 308176

Divisors of 21268257976800

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 72 75 80 90 96 100 108 120 135 144 150 160 180 200 216 225 240 270 288 300 360 400 432 450 480 540 600 675 720 800 864 900 1080 1200 1350 1440 1800 2160 2400 2700 3229 3600 4320 5400 6458 7200 9687 10800 12916 16145 19374 21600 25832 29061 32290 38748 48435 51664 58122 64580 77496 80725 87183 96870 103328 116244 129160 145305 154992 161450 174366 193740 232488 242175 258320 290610 304937 309984 322900 348732 387480 435915 464976 484350 516640 581220 609874 645800 697464 726525 774960 871830 914811 929952 968700 1162440 1219748 1291600 1394928 1453050 1524685 1549920 1743660 1829622 1937400 2179575 2324880 2439496 2583200 2744433 2789856 2906100 3049370 3487320 3659244 3874800 4359150 4574055 4649760 4878992 5488866 5812200 6098740 6974640 7318488 7623425 7749600 8233299 8718300 9148110 9757984 10977732 11624400 12197480 13722165 13949280 14636976 15246850 16466598 17436600 18296220 21955464 22870275 23248800 24394960 27444330 29273952 30493700 32933196 34873200 36592440 41166495 43910928 45740550 48789920 54888660 60987400 65866392 68610825 69746400 73184880 82332990 87821856 91481100 109777320 121974800 131732784 137221650 146369760 164665980 182962200 205832475 219554640 243949600 263465568 274443300 329331960 365924400 411664950 439109280 548886600 658663920 731848800 823329900 984641573 1097773200 1317327840 1646659800 1969283146 2195546400 2953924719 3293319600 3938566292 4923207865 5907849438 6586639200 7877132584 8861774157 9846415730 11815698876 14769623595 15754265168 17723548314 19692831460 23631397752 24616039325 26585322471 29539247190 31508530336 35447096628 39385662920 44308870785 47262795504 49232078650 53170644942 59078494380 70894193256 73848117975 78771325840 88617741570 94525591008 98464157300 106341289884 118156988760 132926612355 141788386512 147696235950 157542651680 177235483140 196928314600 212682579768 221544353925 236313977520 265853224710 283576773024 295392471900 354470966280 393856629200 425365159536 443088707850 472627955040 531706449420 590784943800 664633061775 708941932560 787713258400 850730319072 886177415700 1063412898840 1181569887600 1329266123550 1417883865120 1772354831400 2126825797680 2363139775200 2658532247100 3544709662800 4253651595360 5317064494200 7089419325600 10634128988400 21268257976800
• Sum of all divisors σ(n): 76944273688800
• Sum of proper divisors (its aliquot sum) s(n): 55676015712000
• 21268257976800 is an abundant number, because the sum of its proper divisors (55676015712000) is greater than itself. Its abundance is 34407757735200

Bases of 21268257976800

• Binary: 100110101011111100110111101100011000111100000₂
• Hexadecimal: 0x1357E6F631E0
• Base-36: 7JEI3O3C0

Squares and roots of 21268257976800

• 21268257976800 squared (21268257976800²) is 452338797367716829338240000
• 21268257976800 cubed (21268257976800³) is 9620458235332062298376627145272832000000
• The square root of 21268257976800 is 4611752.1590822723
• The cube root of 21268257976800 is 27706.2217934543

Scales and comparisons

• 21,268,257,976,800 seconds is equal to 676,264 years, 42 weeks, 3 days, 6 hours.
• To count from 1 to 21,268,257,976,800 would take you about one million, six hundred ninety thousand, six hundred sixty-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 21268257976800 cubic inches would be around 2308.9 feet tall.

Recreational maths with 21268257976800

• 21268257976800 backwards is 00867975286212
• The number of decimal digits it has is: 14
• The sum of 21268257976800's digits is 63
• More coming soon!