20839203840

Names of 20839203840

• Cardinal: 20839203840 can be written as Twenty billion, eight hundred thirty-nine million, two hundred three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.083920384 × 10¹⁰

Factors of 20839203840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 924

Divisors of 20839203840

• Number of divisors d(n): 704
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 17 20 21 24 26 28 30 32 34 35 39 40 42 48 51 52 56 60 64 65 68 70 78 80 84 85 91 96 102 104 105 112 119 120 128 130 136 140 156 160 168 170 182 192 195 204 208 210 221 224 238 240 255 256 260 272 273 280 312 320 336 340 357 364 384 390 408 416 420 442 448 455 476 480 510 512 520 544 546 560 595 624 640 663 672 680 714 728 768 780 816 832 840 877 884 896 910 952 960 1020 1024 1040 1088 1092 1105 1120 1190 1248 1280 1326 1344 1360 1365 1428 1456 1536 1547 1560 1632 1664 1680 1754 1768 1785 1792 1820 1904 1920 2040 2080 2176 2184 2210 2240 2380 2496 2560 2631 2652 2688 2720 2730 2856 2912 3072 3094 3120 3264 3315 3328 3360 3508 3536 3570 3584 3640 3808 3840 4080 4160 4352 4368 4385 4420 4480 4641 4760 4992 5120 5262 5304 5376 5440 5460 5712 5824 6139 6188 6240 6528 6630 6656 6720 7016 7072 7140 7168 7280 7616 7680 7735 8160 8320 8704 8736 8770 8840 8960 9282 9520 9984 10524 10608 10752 10880 10920 11401 11424 11648 12278 12376 12480 13056 13155 13260 13312 13440 14032 14144 14280 14560 14909 15232 15360 15470 16320 16640 17408 17472 17540 17680 17920 18417 18564 19040 19968 21048 21216 21504 21760 21840 22802 22848 23205 23296 24556 24752 24960 26112 26310 26520 26880 28064 28288 28560 29120 29818 30464 30695 30940 32640 33280 34203 34944 35080 35360 35840 36834 37128 38080 39936 42096 42432 43520 43680 44727 45604 45696 46410 46592 49112 49504 49920 52224 52620 53040 53760 56128 56576 57005 57120 58240 59636 60928 61390 61880 65280 66560 68406 69888 70160 70720 73668 74256 74545 76160 79807 84192 84864 87040 87360 89454 91208 91392 92085 92820 93184 98224 99008 99840 104363 105240 106080 107520 112256 113152 114010 114240 116480 119272 121856 122780 123760 130560 136812 139776 140320 141440 147336 148512 149090 152320 159614 168384 169728 171015 174720 178908 182416 182784 184170 185640 193817 196448 198016 199680 208726 210480 212160 223635 224512 226304 228020 228480 232960 238544 239421 245560 247520 261120 273624 279552 280640 282880 294672 297024 298180 304640 313089 319228 336768 339456 342030 349440 357816 364832 365568 368340 371280 387634 392896 396032 399035 417452 420960 424320 447270 449024 456040 456960 465920 477088 478842 491120 495040 521815 547248 561280 565760 581451 589344 594048 596360 609280 626178 638456 673536 678912 684060 698880 715632 729664 736680 742560 775268 785792 792064 798070 834904 841920 848640 894540 898048 912080 913920 954176 957684 969085 982240 990080 1043630 1094496 1122560 1131520 1162902 1178688 1188096 1192720 1197105 1252356 1276912 1347072 1356719 1368120 1397760 1431264 1459328 1473360 1485120 1550536 1565445 1571584 1584128 1596140 1669808 1683840 1697280 1789080 1824160 1827840 1908352 1915368 1938170 1964480 1980160 2087260 2188992 2245120 2325804 2357376 2376192 2385440 2394210 2504712 2553824 2694144 2713438 2736240 2862528 2907255 2918656 2946720 2970240 3101072 3130890 3143168 3192280 3339616 3367680 3394560 3578160 3648320 3816704 3830736 3876340 3928960 3960320 4070157 4174520 4377984 4490240 4651608 4714752 4752384 4770880 4788420 5009424 5107648 5426876 5472480 5725056 5814510 5837312 5893440 5940480 6202144 6261780 6286336 6384560 6679232 6735360 6783595 7156320 7296640 7633408 7661472 7752680 7857920 7920640 8140314 8349040 8755968 9303216 9429504 9541760 9576840 10018848 10215296 10853752 10944960 11450112 11629020 11674624 11786880 11880960 12404288 12523560 12769120 13358464 13470720 13567190 14312640 14593280 15266816 15322944 15505360 15715840 16280628 16698080 17511936 18606432 18859008 19083520 19153680 20037696 20350785 20430592 21707504 21889920 22900224 23258040 23573760 23761920 24808576 25047120 25538240 26716928 27134380 28625280 29186560 30645888 31010720 31431680 32561256 33396160 35023872 37212864 38167040 38307360 40075392 40701570 40861184 43415008 43779840 45800448 46516080 47147520 49617152 50094240 51076480 53433856 54268760 57250560 58373120 61291776 62021440 65122512 66792320 74425728 76334080 76614720 80150784 81403140 81722368 86830016 87559680 93032160 94295040 99234304 100188480 102152960 106867712 108537520 114501120 122583552 124042880 130245024 133584640 148851456 153229440 160301568 162806280 173660032 175119360 186064320 198468608 200376960 204305920 217075040 229002240 245167104 248085760 260490048 267169280 297702912 306458880 320603136 325612560 347320064 372128640 400753920 408611840 434150080 496171520 520980096 534338560 595405824 612917760 651225120 694640128 744257280 801507840 868300160 992343040 1041960192 1225835520 1302450240 1389280256 1488514560 1603015680 1736600320 2083920384 2604900480 2977029120 3473200640 4167840768 5209800960 6946401280 10419601920 20839203840
• Sum of all divisors σ(n): 86958918144
• Sum of proper divisors (its aliquot sum) s(n): 66119714304
• 20839203840 is an abundant number, because the sum of its proper divisors (66119714304) is greater than itself. Its abundance is 45280510464

Bases of 20839203840

• Binary: 10011011010000111010000010000000000₂
• Hexadecimal: 0x4DA1D0400
• Base-36: 9KN4GLC

Squares and roots of 20839203840

• 20839203840 squared (20839203840²) is 434272416685070745600
• 20839203840 cubed (20839203840³) is 9049891413389606352379183104000
• The square root of 20839203840 is 144357.9018966403
• The cube root of 20839203840 is 2751.8644696191

Scales and comparisons

• 20,839,203,840 seconds is equal to 662 years, 32 weeks, 2 days, 11 hours, 44 minutes.
• To count from 1 to 20,839,203,840 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 20839203840 cubic inches would be around 229.3 feet tall.

Recreational maths with 20839203840

• 20839203840 backwards is 04830293802
• 20839203840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20839203840's digits is 39
• More coming soon!