20389763581920

Names of 20389763581920

• Cardinal: 20389763581920 can be written as Twenty trillion, three hundred eighty-nine billion, seven hundred sixty-three million, five hundred eighty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.038976358192 × 10¹³

Factors of 20389763581920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2253

Divisors of 20389763581920

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 19 20 24 27 30 32 34 36 38 40 45 48 51 54 57 60 68 72 76 80 81 85 90 95 96 102 108 114 120 135 136 144 152 153 160 162 170 171 180 190 204 216 228 240 255 270 272 285 288 304 306 323 324 340 342 360 380 405 408 432 456 459 480 510 513 540 544 570 608 612 646 648 680 684 720 760 765 810 816 855 864 912 918 969 1020 1026 1080 1140 1224 1292 1296 1360 1368 1377 1440 1520 1530 1539 1615 1620 1632 1710 1824 1836 1938 2040 2052 2160 2207 2280 2295 2448 2565 2584 2592 2720 2736 2754 2907 3040 3060 3078 3230 3240 3420 3672 3876 4080 4104 4320 4414 4560 4590 4845 4896 5130 5168 5472 5508 5814 6120 6156 6460 6480 6621 6840 6885 7344 7695 7752 8160 8208 8721 8828 9120 9180 9690 10260 10336 11016 11035 11628 12240 12312 12920 12960 13242 13680 13770 14535 14688 15390 15504 16416 17442 17656 18360 19380 19863 20520 22032 22070 23256 24480 24624 25840 26163 26484 27360 27540 29070 30780 31008 33105 34884 35312 36720 37519 38760 39726 41040 41933 43605 44064 44140 46512 49248 51680 52326 52968 55080 58140 59589 61560 66210 69768 70624 73440 75038 77520 79452 82080 83866 87210 88280 93024 99315 104652 105936 110160 112557 116280 119178 123120 125799 130815 132420 139536 150076 155040 158904 167732 174420 176560 178767 187595 198630 209304 209665 211872 220320 225114 232560 238356 246240 251598 261630 264840 279072 297945 300152 317808 335464 337671 348840 353120 357534 375190 377397 397260 418608 419330 450228 465120 476712 503196 523260 529680 562785 595890 600304 628995 635616 670928 675342 697680 712861 715068 750380 754794 794520 837216 838660 893835 900456 953424 1006392 1013013 1046520 1059360 1125570 1132191 1191780 1200608 1257990 1341856 1350684 1395360 1425722 1430136 1500760 1509588 1589040 1677320 1688355 1787670 1800912 1886985 1906848 2012784 2026026 2093040 2138583 2251140 2264382 2383560 2515980 2701368 2851444 2860272 3001520 3019176 3039039 3178080 3354640 3376710 3396573 3564305 3575340 3601824 3773970 4025568 4052052 4186080 4277166 4502280 4528764 4767120 4870849 5031960 5065065 5402736 5660955 5702888 5720544 6003040 6038352 6078078 6415749 6709280 6753420 6793146 7128610 7150680 7547940 8104104 8554332 9004560 9057528 9534240 9741698 10063920 10130130 10692915 10805472 11321910 11405776 12076704 12156156 12831498 13506840 13586292 14257220 14301360 14612547 15095880 15195195 16208208 16982865 17108664 18009120 18115056 19247247 19483396 20127840 20260260 21385830 22643820 22811552 24312312 24354245 25662996 27013680 27172584 28514440 28602720 29225094 30191760 30390390 32078745 32416416 33965730 34217328 36230112 38494494 38966792 40520520 42771660 43837641 45287640 48624624 48708490 51325992 54027360 54345168 57028880 57741741 58450188 60383520 60780780 64157490 67931460 68434656 73062735 76988988 77933584 81041040 82804433 85543320 87675282 90575280 92546131 96236235 97249248 97416980 102651984 108690336 114057760 115483482 116900376 121561560 128314980 131512923 135862920 146125470 153977976 155867168 162082080 165608866 171086640 175350564 181150560 185092262 192472470 194833960 205303968 219188205 230966964 233800752 243123120 248413299 256629960 263025846 271725840 277638393 288708705 292250940 307955952 331217732 342173280 350701128 370184524 384944940 389667920 394538769 414022165 438376410 461933928 462730655 467601504 486246240 496826598 513259920 526051692 543451680 555276786 577417410 584501880 615911904 657564615 662435464 701402256 740369048 745239897 769889880 779335840 789077538 828044330 832915179 876752820 923867856 925461310 993653196 1026519840 1052103384 1110553572 1154834820 1169003760 1242066495 1315129230 1324870928 1388191965 1402804512 1480738096 1490479794 1539779760 1573284227 1578155076 1656088660 1665830358 1753505640 1847735712 1850922620 1972693845 1987306392 2104206768 2221107144 2235719691 2309669640 2338007520 2484132990 2498745537 2630258460 2649741856 2776383930 2961476192 2980959588 3079559520 3146568454 3156310152 3312177320 3331660716 3507011280 3701845240 3726199485 3945387690 3974612784 4164575895 4208413536 4442214288 4471439382 4619339280 4719852681 4968265980 4997491074 5260516920 5552767860 5961919176 6293136908 6312620304 6624354640 6663321432 6707159073 7014022560 7403690480 7452398970 7496236611 7866421135 7890775380 7949225568 8329151790 8884428576 8942878764 9238678560 9439705362 9936531960 9994982148 10521033840 11105535720 11178598455 11923838352 12493727685 12586273816 12625240608 13248709280 13326642864 13414318146 14159558043 14807380960 14904797940 14992473222 15732842270 15781550760 16658303580 17885757528 18879410724 19873063920 19989964296 21042067680 22211071440 22357196910 23599263405 23847676704 24987455370 25172547632 26653285728 26828636292 28319116086 29809595880 29984946444 31465684540 31563101520 33316607160 33535795365 35771515056 37481183055 37758821448 39746127840 39979928592 42478674129 44422142880 44714393820 47198526810 49974910740 50345095264 53657272584 56638232172 59619191760 59969892888 62931369080 63126203040 66633214320 67071590730 70797790215 71543030112 74962366110 75517642896 79959857184 84957348258 89428787640 94397053620 99949821480 107314545168 113276464344 119238383520 119939785776 125862738160 127436022387 133266428640 134143181460 141595580430 149924732220 151035285792 169914696516 178857575280 188794107240 199899642960 212393370645 214629090336 226552928688 239879571552 251725476320 254872044774 268286362920 283191160860 299849464440 339829393032 357715150560 377588214480 399799285920 424786741290 453105857376 509744089548 536572725840 566382321720 599698928880 637180111935 679658786064 755176428960 849573482580 1019488179096 1073145451680 1132764643440 1199397857760 1274360223870 1359317572128 1699146965160 2038976358192 2265529286880 2548720447740 3398293930320 4077952716384 5097440895480 6796587860640 10194881790960 20389763581920
• Sum of all divisors σ(n): 80238197183760
• Sum of proper divisors (its aliquot sum) s(n): 59848433601840
• 20389763581920 is an abundant number, because the sum of its proper divisors (59848433601840) is greater than itself. Its abundance is 39458670019920

Bases of 20389763581920

• Binary: 100101000101101011100100111011000011111100000₂
• Hexadecimal: 0x128B5C9D87E0
• Base-36: 786XESE00

Squares and roots of 20389763581920

• 20389763581920 squared (20389763581920²) is 415742458926591108550886400
• 20389763581920 cubed (20389763581920³) is 8476890448479278799821745023855013888000
• The square root of 20389763581920 is 4515502.5835359679
• The cube root of 20389763581920 is 27319.3731460417

Scales and comparisons

• 20,389,763,581,920 seconds is equal to 648,331 years, 21 weeks, 3 days, 1 hour, 12 minutes.
• To count from 1 to 20,389,763,581,920 would take you about one million, six hundred twenty thousand, eight hundred twenty-eight 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 20389763581920 cubic inches would be around 2276.6 feet tall.

Recreational maths with 20389763581920

• 20389763581920 backwards is 02918536798302
• The number of decimal digits it has is: 14
• The sum of 20389763581920's digits is 63
• More coming soon!