21384506277680

Names of 21384506277680

• Cardinal: 21384506277680 can be written as Twenty-one trillion, three hundred eighty-four billion, five hundred six million, two hundred seventy-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.138450627768 × 10¹³

Factors of 21384506277680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 131478

Divisors of 21384506277680

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 35 40 52 56 65 70 73 80 91 104 112 130 140 146 182 208 260 280 292 307 364 365 455 511 520 560 584 614 728 730 910 949 1022 1040 1168 1228 1456 1460 1535 1820 1898 2044 2149 2456 2555 2920 3070 3640 3796 3991 4088 4298 4745 4912 5110 5840 6140 6643 7280 7592 7982 8176 8596 9490 10220 10745 12280 13286 15184 15964 17192 18980 19955 20440 21490 22411 24560 26572 27937 31928 33215 34384 37960 39910 40880 42980 44822 53144 55874 63856 66430 75920 79820 85960 89644 106288 111748 112055 131071 132860 139685 156877 159640 171920 179288 223496 224110 262142 265720 279370 291343 313754 319280 358576 446992 448220 524284 531440 558740 582686 627508 655355 784385 896440 917497 1048568 1117480 1165372 1255016 1310710 1456715 1568770 1703923 1792880 1834994 2039401 2097136 2234960 2330744 2510032 2621420 2913430 3137540 3407846 3669988 4078802 4587485 4661488 5242840 5826860 6275080 6815692 7339976 8157604 8519615 9174970 9568183 10197005 10485680 11653720 11927461 12550160 13631384 14679952 16315208 17039230 18349940 19136366 20394010 23307440 23854922 27262768 32630416 34078460 36699880 38272732 40238797 40788020 47709844 47840915 59637305 66977281 68156920 73399760 76545464 80477594 81576040 95419688 95681830 119274610 124386379 133954562 136313840 153090928 160955188 163152080 190839376 191363660 201193985 238549220 248772758 267909124 281671579 321910376 334886405 382727320 402387970 477098440 497545516 523104361 535818248 563343158 621931895 643820752 669772810 765454640 804775940 870704653 954196880 995091032 1046208722 1071636496 1126686316 1243863790 1339545620 1408357895 1609551880 1741409306 1990182064 2092417444 2253372632 2487727580 2615521805 2679091240 2816715790 2937432181 3219103760 3482818612 3661730527 4184834888 4353523265 4506745264 4975455160 5231043610 5358182480 5633431580 5874864362 6965637224 7323461054 8369669776 8707046530 9950910320 10462087220 11266863160 11749728724 13931274448 14646922108 14687160905 17414093060 18308652635 20562025267 20924174440 22533726320 23499457448 29293844216 29374321810 34828186120 36617305270 38186618353 41124050534 41848348880 46998914896 58587688432 58748643620 69656372240 73234610540 76373236706 82248101068 102810126335 117497287240 146469221080 152746473412 164496202136 190933091765 205620252670 234994574480 267306328471 292938442160 305492946824 328992404272 381866183530 411240505340 534612656942 610985893648 763732367060 822481010680 1069225313884 1336531642355 1527464734120 1644962021360 2138450627768 2673063284710 3054929468240 4276901255536 5346126569420 10692253138840 21384506277680
• Sum of all divisors σ(n): 62233371475968
• Sum of proper divisors (its aliquot sum) s(n): 40848865198288
• 21384506277680 is an abundant number, because the sum of its proper divisors (40848865198288) is greater than itself. Its abundance is 19464358920608

Bases of 21384506277680

• Binary: 100110111001011110111111001100111111100110000₂
• Hexadecimal: 0x1372F7E67F30
• Base-36: 7KVWMWMCW

Squares and roots of 21384506277680

• 21384506277680 squared (21384506277680²) is 457297108740135329266182400
• 21384506277680 cubed (21384506277680³) is 9779072892618337544465431360527928832000
• The square root of 21384506277680 is 4624338.4691953507
• The cube root of 21384506277680 is 27756.6091025129

Scales and comparisons

• 21,384,506,277,680 seconds is equal to 679,961 years, 7 weeks, 6 days, 16 hours, 41 minutes, 20 seconds.
• To count from 1 to 21,384,506,277,680 would take you about one million, six hundred ninety-nine thousand, nine 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 21384506277680 cubic inches would be around 2313.1 feet tall.

Recreational maths with 21384506277680

• 21384506277680 backwards is 08677260548312
• The number of decimal digits it has is: 14
• The sum of 21384506277680's digits is 59
• More coming soon!