21294193185720

Names of 21294193185720

• Cardinal: 21294193185720 can be written as Twenty-one trillion, two hundred ninety-four billion, one hundred ninety-three million, one hundred eighty-five thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.129419318572 × 10¹³

Factors of 21294193185720

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 91289

Divisors of 21294193185720

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 17 18 20 21 24 26 28 30 34 35 36 39 40 42 45 51 52 56 60 63 65 68 70 72 78 84 85 90 91 102 104 105 117 119 120 126 130 136 140 153 156 168 170 180 182 195 204 210 221 234 238 252 255 260 273 280 306 312 315 340 357 360 364 390 408 420 421 442 455 468 476 504 510 520 546 585 595 612 630 663 680 714 728 765 780 819 840 842 884 910 936 952 1020 1071 1092 1105 1170 1190 1224 1260 1263 1326 1365 1428 1530 1547 1560 1638 1684 1768 1785 1820 1989 2040 2105 2142 2184 2210 2340 2380 2520 2526 2652 2730 2856 2947 3060 3094 3276 3315 3368 3570 3640 3789 3978 4095 4210 4284 4420 4641 4680 4760 5052 5304 5355 5460 5473 5894 6120 6188 6315 6552 6630 7140 7157 7578 7735 7956 8190 8420 8568 8840 8841 9282 9945 10104 10710 10920 10946 11788 12376 12630 13260 13923 14280 14314 14735 15156 15470 15912 16380 16419 16840 17682 18564 18945 19890 21420 21471 21892 23205 23576 25260 26520 26523 27365 27846 28628 29470 30312 30940 32760 32838 35364 35785 37128 37890 38311 39780 42840 42942 43784 44205 46410 49257 50099 50520 53046 54730 55692 57256 58940 61880 64413 65676 69615 70728 71570 75780 76622 79560 82095 85884 88410 90821 92820 93041 98514 100198 106092 107355 109460 111384 114933 117880 128826 131352 132615 139230 143140 150297 151560 153244 164190 171768 176820 181642 185640 186082 191555 197028 200396 212184 214710 218920 229866 246285 250495 257652 265230 272463 278460 279123 286280 300594 306488 322065 328380 344799 353640 363284 372164 383110 394056 400792 429420 450891 454105 459732 465205 492570 500990 515304 530460 544926 556920 558246 574665 601188 635747 644130 651287 656760 689598 726568 744328 751485 766220 817389 837369 858840 901782 908210 919464 930410 985140 1001980 1060920 1089852 1116492 1149330 1180673 1202376 1271494 1288260 1302574 1362315 1379196 1395615 1502970 1532440 1543957 1634778 1674738 1723995 1803564 1816420 1860820 1907241 1953861 1970280 2003960 2179704 2232984 2254455 2298660 2361346 2542988 2576520 2605148 2724630 2758392 2791230 3005940 3087914 3178735 3256435 3269556 3349476 3447990 3542019 3607128 3632840 3721640 3814482 3907722 4086945 4186845 4508910 4597320 4631871 4722692 5085976 5210296 5449260 5582460 5721723 5861583 5903365 6011880 6175828 6357470 6512870 6539112 6698952 6895980 7084038 7628964 7719785 7815444 8173890 8264711 8373690 9017820 9263742 9445384 9536205 9769305 10626057 10807699 10898520 11164920 11443446 11723166 11806730 12351656 12714940 13025740 13791960 13895613 14168076 15257928 15439570 15630888 16347780 16529422 16747380 17710095 18035640 18527484 19072410 19538610 20071441 21252114 21615398 22886892 23159355 23446332 23613460 24794133 25429880 26051480 27791226 28336152 28608615 29307915 30879140 32423097 32695560 33058844 33494760 35420190 37054968 38144820 38235641 39077220 40142882 41323555 42504228 43230796 45773784 46318710 46892664 47226920 49588266 53130285 54038495 55582452 57217230 58615830 60214323 61758280 64846194 66117688 69478065 70840380 74382399 76289640 76471282 78154440 80285764 82647110 85008456 86461592 92637420 97269291 99176532 100357205 106260570 108076990 111164904 114434460 114706923 117231660 120428646 123970665 129692388 138956130 140500087 141680760 148764798 152942564 160571528 162115485 165294220 180642969 185274840 191178205 194538582 198353064 200714410 212521140 216153980 228868920 229413846 234463320 240857292 247941330 259384776 267649487 277912260 281000174 297529596 301071615 305885128 324230970 330588440 344120769 361285938 371911995 382356410 389077164 401428820 421500261 425042280 432307960 458827692 481714584 486346455 495882660 497063333 535298974 555824520 562000348 573534615 595059192 602143230 648461940 650005897 688241538 702500435 722571876 743823990 764712820 778154328 802857640 802948461 843000522 903214845 917655384 972692910 991765320 994126666 1070597948 1124000696 1147069230 1204286460 1264500783 1296923880 1300011794 1338247435 1376483076 1405000870 1445143752 1487647980 1491189999 1529425640 1605896922 1686001044 1720603845 1806429690 1945385820 1950017691 1988253332 2107501305 2141195896 2294138460 2408572920 2408845383 2485316665 2529001566 2600023588 2676494870 2752966152 2810001740 2975295960 2982379998 3211793844 3250029485 3372002088 3441207690 3479443331 3612859380 3890771640 3900035382 3976506664 4014742305 4215002610 4473569997 4550041279 4588276920 4817690766 4970633330 5058003132 5200047176 5352989740 5620003480 5850053073 5964759996 6322503915 6423587688 6500058970 6882415380 6958886662 7225718760 7455949995 7800070764 8029484610 8430005220 8450076661 8947139994 9100082558 9635381532 9750088455 9941266660 10116006264 10438329993 10705979480 11700106146 11929519992 12044226915 12645007830 13000117940 13650123837 13764830760 13917773324 14911899990 15600141528 16058969220 16860010440 16900153322 17397216655 17894279988 18200165116 19270763064 19500176910 19882533320 20876659986 22367849985 22750206395 23400212292 24088453830 25290015660 25350229983 26000235880 27300247674 27835546648 29250265365 29823799980 31314989979 32117938440 33800306644 34794433310 35788559976 36400330232 39000353820 40950371511 41753319972 42250383305 44735699970 45500412790 46800424584 48176907660 50580031320 50700459966 52191649965 54600495348 58500530730 59150536627 59647599960 62629979958 67600613288 68250619185 69588866620 76050689949 78000707640 81900743022 83506639944 84500766610 89471399940 91000825580 96353815320 101400919932 104383299930 109200990696 117001061460 118301073254 125259959916 126751149915 136501238370 139177733240 152101379898 156574949895 163801486044 169001533220 177451609881 178942799880 182001651160 202801839864 204751857555 208766599860 234002122920 236602146508 250519919832 253502299830 273002476740 295752683135 304202759796 313149899790 327602972088 338003066440 354903219762 380253449745 409503715110 417533199720 473204293016 507004599660 532354829643 546004953480 591505366270 608405519592 626299799580 709806439524 760506899490 819007430220 887258049405 1014009199320 1064709659286 1183010732540 1252599599160 1419612879048 1521013798980 1638014860440 1774516098810 2129419318572 2366021465080 2661774148215 3042027597960 3549032197620 4258838637144 5323548296430 7098064395240 10647096592860 21294193185720
• Sum of all divisors σ(n): 90402387828480
• Sum of proper divisors (its aliquot sum) s(n): 69108194642760
• 21294193185720 is an abundant number, because the sum of its proper divisors (69108194642760) is greater than itself. Its abundance is 47814001457040

Bases of 21294193185720

• Binary: 100110101110111110000110100100001001110111000₂
• Hexadecimal: 0x135DF0D213B8
• Base-36: 7JQF0TMM0

Squares and roots of 21294193185720

• 21294193185720 squared (21294193185720²) is 453442663430764082411918400
• 21294193185720 cubed (21294193185720³) is 9655695673742103960708801295392685248000
• The square root of 21294193185720 is 4614563.1630437133
• The cube root of 21294193185720 is 27717.4791762933

Scales and comparisons

• 21,294,193,185,720 seconds is equal to 677,089 years, 24 weeks, 5 days, 6 hours, 42 minutes.
• To count from 1 to 21,294,193,185,720 would take you about one million, six hundred ninety-two thousand, seven hundred twenty-three 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 21294193185720 cubic inches would be around 2309.8 feet tall.

Recreational maths with 21294193185720

• 21294193185720 backwards is 02758139149212
• The number of decimal digits it has is: 14
• The sum of 21294193185720's digits is 54
• More coming soon!