20848390640

Names of 20848390640

• Cardinal: 20848390640 can be written as Twenty billion, eight hundred forty-eight million, three hundred ninety thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.084839064 × 10¹⁰

Factors of 20848390640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 281

Divisors of 20848390640

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 17 20 22 28 34 35 40 44 49 55 56 68 70 77 80 85 88 98 110 112 119 136 140 154 170 176 187 196 220 238 239 245 272 280 289 308 340 343 374 385 392 440 476 478 490 539 560 578 595 616 680 686 748 770 784 833 880 935 952 956 980 1078 1156 1190 1195 1232 1309 1360 1372 1445 1496 1540 1666 1673 1715 1870 1904 1912 1960 2023 2156 2312 2380 2390 2618 2629 2695 2744 2890 2992 3080 3179 3332 3346 3430 3740 3773 3824 3920 4046 4063 4165 4312 4624 4760 4780 5236 5258 5390 5488 5780 5831 6160 6358 6545 6664 6692 6860 7480 7546 8092 8126 8330 8365 8624 9163 9520 9560 10115 10472 10516 10780 11560 11662 11711 12716 13090 13145 13328 13384 13720 14161 14960 15092 15895 16184 16252 16660 16730 18326 18403 18865 19120 20230 20315 20944 21032 21560 22253 23120 23324 23422 25432 26180 26290 26768 27440 28322 28441 29155 30184 31790 32368 32504 33320 33460 36652 36806 37730 40460 40630 42064 43120 44506 44693 45815 46648 46844 50864 52360 52580 56644 56882 58310 58555 60368 63580 64141 65008 66640 66920 69071 70805 73304 73612 75460 80920 81260 81977 89012 89386 91630 92015 93296 93688 99127 104720 105160 111265 113288 113764 116620 117110 127160 128282 128821 133840 138142 141610 142205 146608 147224 150920 155771 161840 162520 163954 178024 178772 183260 184030 187376 198254 199087 210320 222530 223465 226576 227528 233240 234220 254320 256564 257642 276284 283220 284410 294448 301840 311542 312851 320705 325040 327908 345355 356048 357544 366520 368060 396508 398174 409885 445060 446930 455056 466480 468440 483497 495635 513128 515284 552568 566440 568820 623084 625702 641410 644105 655816 690710 715088 733040 736120 759781 778855 793016 796348 819770 890120 893860 901747 936880 966994 991270 995435 1026256 1030568 1090397 1105136 1132880 1137640 1246168 1251404 1282820 1288210 1311632 1381420 1393609 1472240 1519562 1557710 1564255 1586032 1592696 1639540 1780240 1787720 1803494 1933988 1982540 1990870 2061136 2180794 2189957 2275280 2417485 2492336 2502808 2565640 2576420 2762840 2787218 3039124 3115420 3128510 3185392 3279080 3384479 3575440 3606988 3798905 3867976 3965080 3981740 4361588 4379914 4508735 4834970 5005616 5131280 5152840 5318467 5451985 5525680 5574436 6078248 6230840 6257020 6558160 6768958 6968045 7213976 7597810 7735952 7930160 7963480 8723176 8759828 9017470 9669940 10305680 10636934 10903970 10949785 11148872 12156496 12461680 12514040 13537916 13936090 14427952 15195620 15329699 15926960 16922395 17446352 17519656 18034940 19339880 21273868 21807940 21899570 22297744 23691353 25028080 26592335 27075832 27872180 30391240 30659398 33844790 35039312 36069880 37229269 38679760 42547736 43615880 43799140 47382706 53184670 54151664 55744360 60782480 61318796 67689580 72139760 74458538 76648495 85095472 87231760 87598280 94765412 106369340 111488720 118456765 122637592 135379160 148917076 153296990 175196560 186146345 189530824 212738680 236913530 245275184 260604883 270758320 297834152 306593980 372292690 379061648 425477360 473827060 521209766 595668304 613187960 744585380 947654120 1042419532 1226375920 1303024415 1489170760 1895308240 2084839064 2606048830 2978341520 4169678128 5212097660 10424195320 20848390640
• Sum of all divisors σ(n): 65781504000
• Sum of proper divisors (its aliquot sum) s(n): 44933113360
• 20848390640 is an abundant number, because the sum of its proper divisors (44933113360) is greater than itself. Its abundance is 24084722720

Bases of 20848390640

• Binary: 10011011010101010010011000111110000₂
• Hexadecimal: 0x4DAA931F0
• Base-36: 9KSLD68

Squares and roots of 20848390640

• 20848390640 squared (20848390640²) is 434655392278039609600
• 20848390640 cubed (20848390640³) is 9061865411995009274333894144000
• The square root of 20848390640 is 144389.7179164777
• The cube root of 20848390640 is 2752.2687895195

Scales and comparisons

• 20,848,390,640 seconds is equal to 662 years, 47 weeks, 3 days, 19 hours, 37 minutes, 20 seconds.
• To count from 1 to 20,848,390,640 would take you about one thousand, three hundred twenty-five 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 20848390640 cubic inches would be around 229.4 feet tall.

Recreational maths with 20848390640

• 20848390640 backwards is 04609384802
• 20848390640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20848390640's digits is 44
• More coming soon!