20820920046784

Names of 20820920046784

• Cardinal: 20820920046784 can be written as Twenty trillion, eight hundred twenty billion, nine hundred twenty million, forty-six thousand, seven hundred eighty-four.

Scientific notation

• Scientific notation: 2.0820920046784 × 10¹³

Factors of 20820920046784

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4702

Divisors of 20820920046784

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 4 8 11 13 16 17 22 26 32 34 37 44 52 61 64 68 74 88 104 122 136 143 148 169 176 187 208 221 244 272 286 296 338 352 374 407 416 442 481 488 544 572 592 629 671 676 704 748 793 814 832 884 962 976 1037 1088 1144 1184 1258 1342 1352 1496 1586 1628 1768 1859 1924 1952 2074 2257 2288 2368 2431 2516 2684 2704 2873 2992 3172 3256 3536 3718 3848 3904 4148 4514 4561 4576 4862 5032 5291 5368 5408 5746 5984 6253 6344 6512 6919 7072 7436 7696 8177 8296 8723 9028 9122 9152 9724 10064 10309 10582 10736 10816 11407 11492 11968 12506 12688 13024 13481 13838 14144 14872 15392 16354 16592 17446 18056 18244 19448 20128 20618 21164 21472 22814 22984 24827 25012 25376 26048 26962 27676 29341 29744 30784 31603 32708 33184 34892 36112 36488 38369 38896 40256 41236 42328 42944 45628 45968 49654 50024 50171 50752 53924 55352 58682 59293 59488 63206 65416 66368 68783 69784 72224 72976 76738 77537 77792 82472 84656 89947 91256 91936 99308 100048 100342 106301 107848 110704 113399 117364 118586 118976 126412 130832 137566 139568 144448 145952 148291 153476 155074 155584 164944 168757 169312 175253 179894 182512 183872 198616 200096 200684 212602 215696 221408 226798 234728 237172 252824 261664 275132 278221 279136 291904 296582 306952 310148 322751 329888 337514 338624 350506 359788 365024 381433 397232 400192 401368 422059 425204 431392 442816 453596 469456 474344 498797 505648 523328 550264 556442 558272 593164 613904 620296 645502 652223 659776 675028 701012 719576 730048 762866 770809 794464 802736 844118 850408 852907 862784 907192 938912 948688 997594 1007981 1011296 1100528 1112884 1169311 1186328 1227808 1240592 1291004 1304446 1350056 1402024 1439152 1525732 1541618 1588928 1605472 1688236 1700816 1705814 1814384 1856327 1877824 1897376 1927783 1995188 2015962 2022592 2193841 2201056 2225768 2338622 2372656 2455616 2481184 2582008 2608892 2700112 2804048 2868869 2878304 3051464 3060431 3083236 3210944 3376472 3401632 3411628 3616873 3628768 3712654 3794752 3855566 3990376 4031924 4195763 4387682 4402112 4451536 4677244 4729757 4745312 4962368 5164016 5217784 5400224 5486767 5608096 5737738 5756608 6102928 6120862 6166472 6484361 6752944 6803264 6823256 7233746 7257536 7425308 7711132 7980752 8063848 8391526 8478899 8775364 8903072 9354488 9459514 9490624 10294177 10328032 10435568 10800448 10973534 11087791 11216192 11475476 12205856 12241724 12332944 12968722 13103753 13505888 13646512 14467492 14850616 15422264 15961504 16127696 16783052 16957798 17550728 17806144 18708976 18919028 20588354 20656064 20871136 21947068 22175582 22950952 24132251 24411712 24483448 24665888 25937444 26207506 27011776 27293024 28519933 28934984 29701232 30844528 31557559 31923008 32255392 33566104 33915596 35101456 37295297 37417952 37838056 39785603 41176708 41742272 43894136 44351164 45901904 47019349 48264502 48966896 49331776 51874888 52027327 52415012 54586048 57039866 57869968 59402464 61486841 61689056 63115118 64510784 67132208 67831192 70202912 71327971 74590594 74835904 75676112 79571206 82353416 87788272 88702328 91803808 94038698 96529004 97933792 103749776 104054654 104830024 113235947 114079732 115739936 118804928 122973682 123378112 126230236 133824301 134264416 135662384 140405824 142655942 144141283 149181188 151352224 159142412 164706832 175001009 175576544 177404656 183607616 188077396 193058008 195867584 207499552 208109308 209660048 226471894 228159464 231479872 245947364 252460472 267648602 268528832 271324768 285311884 288282566 298362376 302704448 313719263 318284824 329413664 350002018 351153088 354809312 376154792 386116016 410248267 414999104 416218616 419320096 452943788 456318928 484838861 491894728 504920944 517212839 535297204 542649536 570623768 576565132 596724752 627438526 636569648 658827328 676355251 700004036 709618624 752309584 772232032 799328933 820496534 832437232 838640192 905887576 912637856 969677722 983789456 1009841888 1034425678 1070594408 1141247536 1153130264 1193449504 1254877052 1273139296 1352710502 1400008072 1472067311 1504619168 1544464064 1598657866 1640993068 1664874464 1739715913 1811775152 1825275712 1925011099 1939355444 1967578912 2019683776 2068851356 2141188816 2275013117 2282495072 2306260528 2386899008 2509754104 2546278592 2705421004 2800016144 2944134622 3009238336 3197315732 3281986136 3329748928 3479431826 3623550304 3850022198 3878710888 3935157824 4137702712 4282377632 4550026234 4564990144 4612521056 5019508208 5333227471 5410842008 5600032288 5888269244 6394631464 6563972272 6958863652 7247100608 7700044396 7757421776 8275405424 8564755264 8792618263 9100052468 9225042112 10039016416 10666454942 10821684016 11200064576 11776538488 12789262928 13127944544 13917727304 15400088792 15514843552 16550810848 17585236526 18200104936 19136875043 20078032832 21332909884 21643368032 23553076976 25025144287 25578525856 26255889088 27835454608 29575170521 30800177584 31029687104 33101621696 35170473052 36400209872 38273750086 42665819768 43286736064 47106153952 50050288574 51157051712 55670909216 59150341042 61600355168 70340946104 72800419744 76547500172 85331639536 94212307904 100100577148 111341818432 118300682084 123200710336 140681892208 145600839488 153095000344 170663279072 200201154296 236601364168 281363784416 306190000688 325326875731 341326558144 400402308592 473202728336 562727568832 612380001376 650653751462 800804617184 946405456672 1224760002752 1301307502924 1601609234368 1892810913344 2602615005848 5205230011696 10410460023392 20820920046784
• Sum of all divisors σ(n): 53955923332032
• Sum of proper divisors (its aliquot sum) s(n): 33135003285248
• 20820920046784 is an abundant number, because the sum of its proper divisors (33135003285248) is greater than itself. Its abundance is 12314083238464

Bases of 20820920046784

• Binary: 100101110111110111111100010110001010011000000₂
• Hexadecimal: 0x12EFBF8B14C0
• Base-36: 7DOZY7RGG

Squares and roots of 20820920046784

• 20820920046784 squared (20820920046784²) is 433510711594571844748742656
• 20820920046784 cubed (20820920046784³) is 9026091865535017945006440125888696418304
• The square root of 20820920046784 is 4562994.6358486989
• The cube root of 20820920046784 is 27510.5942857903

Scales and comparisons

• 20,820,920,046,784 seconds is equal to 662,040 years, 44 weeks, 2 days, 21 hours, 53 minutes, 4 seconds.
• To count from 1 to 20,820,920,046,784 would take you about one million, six hundred fifty-five thousand, one 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 20820920046784 cubic inches would be around 2292.5 feet tall.

Recreational maths with 20820920046784

• 20820920046784 backwards is 48764002902802
• 20820920046784 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20820920046784's digits is 52
• More coming soon!