21057718268880

Names of 21057718268880

• Cardinal: 21057718268880 can be written as Twenty-one trillion, fifty-seven billion, seven hundred eighteen million, two hundred sixty-eight thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.105771826888 × 10¹³

Factors of 21057718268880

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4970

Divisors of 21057718268880

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 31 36 38 40 45 48 54 57 60 62 72 76 80 81 90 93 95 108 114 120 124 135 144 152 155 162 171 180 186 190 216 228 240 248 270 279 285 304 310 324 342 360 372 380 405 432 456 465 496 513 540 558 570 589 620 648 684 720 744 760 810 837 855 912 930 1026 1080 1116 1140 1178 1240 1296 1368 1395 1488 1520 1539 1620 1674 1710 1741 1767 1860 2052 2160 2232 2280 2356 2480 2511 2565 2736 2790 2945 3078 3169 3240 3348 3420 3482 3534 3720 4104 4185 4464 4560 4712 5022 5130 5223 5301 5580 5890 6156 6338 6480 6696 6840 6964 7068 7440 7695 8208 8370 8705 8835 9424 9507 10044 10260 10446 10602 11160 11780 12312 12555 12676 13392 13680 13928 14136 15390 15669 15845 15903 16740 17410 17670 19014 20088 20520 20892 21204 22320 23560 24624 25110 25352 26115 26505 27856 28272 28521 30780 31338 31690 31806 33079 33480 34820 35340 38028 40176 41040 41784 42408 47007 47120 47535 47709 50220 50704 52230 53010 53971 57042 60211 61560 62676 63380 63612 66158 66960 69640 70680 76056 78345 79515 83568 84816 85563 94014 95070 95418 98239 99237 100440 104460 106020 107942 114084 120422 123120 125352 126760 127224 132316 139280 141021 141360 142605 152112 156690 159030 161913 165395 171126 180633 188028 190140 190836 196478 198474 200880 208920 212040 215884 228168 235035 238545 240844 250704 253520 254448 256689 264632 269855 282042 285210 294717 297711 301055 313380 318060 323826 330790 342252 361266 376056 380280 381672 392956 396948 417840 424080 427815 431768 456336 470070 477090 481688 485739 491195 496185 513378 529264 539710 541899 564084 570420 589434 595422 602110 626760 636120 647652 661580 684504 705105 722532 752112 760560 763344 785912 793896 809565 855630 863536 884151 893133 903165 940140 954180 963376 971478 982390 992370 1025449 1026756 1079420 1083798 1128168 1140840 1178868 1190844 1204220 1253520 1272240 1283445 1295304 1323160 1369008 1410210 1445064 1457217 1473585 1488555 1571824 1587792 1619130 1625697 1711260 1768302 1786266 1806330 1866541 1880280 1908360 1942956 1964780 1984740 2050898 2053512 2158840 2167596 2256336 2281680 2357736 2381688 2408440 2428695 2566890 2590608 2646320 2652453 2679399 2709495 2820420 2890128 2914434 2947170 2977110 3076347 3238260 3251394 3422520 3536604 3572532 3612660 3733082 3760560 3816720 3885912 3929560 3969480 4101796 4107024 4317680 4335192 4371651 4420755 4465665 4715472 4763376 4816880 4857390 4877091 5127245 5133780 5304906 5358798 5418990 5517229 5599623 5640840 5828868 5894340 5954220 6152694 6476520 6502788 6845040 7073208 7145064 7225320 7286085 7466164 7771824 7859120 7938960 7957359 8128485 8203592 8670384 8743302 8841510 8931330 9229041 9332705 9714780 9754182 10254490 10267560 10609812 10717596 10837980 11034458 11199246 11281680 11657736 11788680 11908440 12305388 12953040 13005576 13262265 13396995 14146416 14290128 14450640 14572170 14932328 15381735 15914718 16256970 16407184 16551687 16798869 17486604 17683020 17862660 18458082 18665410 19429560 19508364 20508980 20535120 21219624 21435192 21675960 21858255 22068916 22398492 23315472 23577360 23816880 24385455 24610776 26011152 26524530 26793990 27586145 27687123 27998115 29144340 29864656 30763470 31829436 32513940 33103374 33597738 34973208 35366040 35725320 36916164 37330820 38859120 39016728 39786795 41017960 42439248 42870384 43351920 43716510 44137832 44796984 46145205 48770910 49221552 49655061 50396607 53049060 53587980 55172290 55374246 55996230 58288680 61526940 63658872 65027880 66206748 67195476 69946416 70732080 71450640 73832328 74661640 78033456 79573590 82035920 82758435 83061369 83994345 87433020 88275664 89593968 92290410 97541820 99310122 100793214 104827351 106098120 107175960 110344580 110748492 111992460 116577360 123053880 127317744 130055760 132413496 134390952 138435615 147664656 148965183 149323280 151189821 159147180 165516870 166122738 167988690 171034099 174866040 184580820 195083640 198620244 201586428 209654702 212196240 214351920 220689160 221496984 223984920 246107760 248275305 251983035 264826992 268781904 276871230 297930366 302379642 314482053 318294360 331033740 332245476 335977380 342068198 349732080 369161640 390167280 397240488 403172856 415306845 419309404 441378320 442993968 446895549 447969840 496550610 503966070 513102297 524136755 553742460 595860732 604759284 628964106 636588720 662067480 664490952 671954760 684136396 738323280 744825915 755949105 794480976 806345712 830613690 838618808 855170495 893791098 943446159 993101220 1007932140 1026204594 1048273510 1107484920 1191721464 1209518568 1257928212 1324134960 1328981904 1343909520 1368272792 1489651830 1511898210 1539306891 1572410265 1661227380 1677237616 1710340990 1787582196 1886892318 1986202440 2015864280 2052409188 2096547020 2214969840 2234477745 2383442928 2419037136 2515856424 2565511485 2736545584 2830338477 2979303660 3023796420 3078613782 3144820530 3249647881 3322454760 3420681980 3575164392 3773784636 3972404880 4031728560 4104818376 4193094040 4468955490 4617920673 4717230795 5031712848 5131022970 5660676954 5958607320 6047592840 6157227564 6289641060 6499295762 6644909520 6841363960 7150328784 7547569272 7696534455 8209636752 8386188080 8491015431 8937910980 9235841346 9434461590 9748943643 10262045940 11321353908 11917214640 12095185680 12314455128 12579282120 12998591524 13682727920 13853762019 14151692385 15095138544 15393068910 16248239405 16982030862 17875821960 18471682692 18868923180 19497887286 20524091880 22642707816 23089603365 24628910256 25158564240 25997183048 27707524038 28303384770 29246830929 30786137820 32496478810 33964061724 35751643920 36943365384 37737846360 38995774572 41048183760 42455077155 45285415632 46179206730 48744718215 51994366096 55415048076 56606769540 58493661858 61572275640 64992957620 67928123448 69268810095 73886730768 75475692720 77991549144 84910154310 87740492787 92358413460 97489436430 110830096152 113213539080 116987323716 123144551280 129985915240 135856246896 138537620190 146234154645 155983098288 169820308620 175480985574 184716826920 194978872860 221660192304 226427078160 233974647432 259971830480 263221478361 277075240380 292468309290 339640617240 350961971148 369433653840 389957745720 438702463935 467949294864 526442956722 554150480760 584936618580 679281234480 701923942296 779915491440 877404927870 1052885913444 1108300961520 1169873237160 1316107391805 1403847884592 1754809855740 2105771826888 2339746474320 2632214783610 3509619711480 4211543653776 5264429567220 7019239422960 10528859134440 21057718268880
• Sum of all divisors σ(n): 79540021017600
• Sum of proper divisors (its aliquot sum) s(n): 58482302748720
• 21057718268880 is an abundant number, because the sum of its proper divisors (58482302748720) is greater than itself. Its abundance is 37424584479840

Bases of 21057718268880

• Binary: 100110010011011100001110100010011001111010000₂
• Hexadecimal: 0x1326E1D133D0
• Base-36: 7GPS5RH00

Squares and roots of 21057718268880

• 21057718268880 squared (21057718268880²) is 443427498691522503976454400
• 21057718268880 cubed (21057718268880³) is 9337571340120235727566626264248259072000
• The square root of 21057718268880 is 4588868.9531168789
• The cube root of 21057718268880 is 27614.4948843975

Scales and comparisons

• 21,057,718,268,880 seconds is equal to 669,570 years, 15 weeks, 6 days, 1 hour, 48 minutes.
• To count from 1 to 21,057,718,268,880 would take you about one million, six hundred seventy-three thousand, nine 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 21057718268880 cubic inches would be around 2301.2 feet tall.

Recreational maths with 21057718268880

• 21057718268880 backwards is 08886281775012
• The number of decimal digits it has is: 14
• The sum of 21057718268880's digits is 63
• More coming soon!