21301904757840

Names of 21301904757840

• Cardinal: 21301904757840 can be written as Twenty-one trillion, three hundred one billion, nine hundred four million, seven hundred fifty-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.130190475784 × 10¹³

Factors of 21301904757840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 93

Divisors of 21301904757840

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 23 24 28 30 35 40 42 46 48 49 53 56 60 69 70 80 84 92 98 105 106 112 115 120 138 140 147 159 161 168 184 196 210 212 230 240 245 265 276 280 294 318 322 336 345 368 371 392 420 424 460 483 490 529 530 552 560 588 636 644 690 735 742 784 795 805 840 848 920 966 980 1058 1060 1104 1113 1127 1176 1219 1272 1288 1380 1470 1484 1587 1590 1610 1680 1840 1855 1932 1960 2116 2120 2226 2254 2352 2415 2438 2544 2576 2597 2645 2760 2809 2940 2968 3174 3180 3220 3381 3657 3703 3710 3864 3920 4232 4240 4452 4508 4830 4876 5194 5290 5520 5565 5618 5635 5880 5936 6095 6348 6360 6440 6762 7314 7406 7420 7728 7791 7935 8427 8464 8533 8904 9016 9660 9752 10388 10580 11109 11130 11236 11270 11760 12167 12190 12696 12720 12880 12985 13524 14045 14628 14812 14840 15582 15870 16854 16905 17066 17808 18032 18285 18515 19320 19504 19663 20776 21160 22218 22260 22472 22540 24334 24380 25392 25599 25921 25970 27048 28037 28090 29256 29624 29680 31164 31740 33708 33810 34132 36501 36570 37030 38640 38955 39326 41552 42135 42320 42665 44436 44520 44944 45080 48668 48760 51198 51842 51940 54096 55545 56074 56180 58512 58989 59248 59731 60835 62328 63480 64607 67416 67620 68264 73002 73140 74060 77763 77910 78652 84111 84270 85169 85330 88872 89040 90160 97336 97520 98315 102396 103684 103880 111090 112148 112360 117978 119462 121670 124656 126960 127995 129214 129605 134832 135240 136528 137641 140185 146004 146280 148120 148877 155526 155820 157304 168222 168540 170338 170660 177744 179193 182505 193821 194672 196259 196630 204792 207368 207760 222180 224296 224720 235956 238924 243340 255507 255990 258428 259210 270480 275282 280370 292008 292560 294945 296240 297754 298655 311052 311640 314608 323035 336444 337080 340676 341320 358386 365010 387642 388815 392518 393260 409584 412923 414736 420555 425845 444360 446631 448592 452249 471912 477848 486680 511014 511980 516856 518420 550564 560740 584016 588777 589890 595508 596183 597310 622104 623280 644851 646070 672888 674160 681352 682640 688205 716772 730020 744385 775284 777630 785036 786520 825846 841110 851690 888720 893262 895965 904498 943824 955696 969105 973360 981295 1022028 1023960 1033712 1036840 1042139 1101128 1121480 1177554 1179780 1191016 1192366 1194620 1244208 1277535 1289702 1292140 1345776 1356747 1362704 1373813 1376410 1433544 1460040 1485961 1488770 1550568 1555260 1570072 1573040 1651692 1682220 1703380 1786524 1788549 1791930 1808996 1934553 1938210 1962590 2044056 2047920 2064615 2073680 2084278 2202256 2233155 2242960 2261245 2355108 2359560 2382032 2384732 2389240 2555070 2579404 2584280 2713494 2747626 2752820 2867088 2920080 2943885 2971922 2977540 2980915 3101136 3110520 3126417 3140144 3165743 3224255 3303384 3364440 3406760 3424171 3573048 3577098 3583860 3617992 3869106 3876420 3925180 4088112 4121439 4129230 4168556 4457883 4466310 4513957 4522490 4710216 4719120 4769464 4778480 5110140 5158808 5168560 5210695 5426988 5495252 5505640 5887770 5943844 5955080 5961830 6221040 6252834 6331486 6448510 6606768 6728880 6783735 6813520 6848342 6869065 7146096 7154196 7167720 7235984 7294973 7429805 7738212 7752840 7850360 8242878 8258460 8337112 8915766 8932620 8942745 9027914 9044980 9420432 9497229 9538928 9672765 10220280 10272513 10317616 10401727 10421390 10853976 10990504 11011280 11775540 11887688 11910160 11923660 12505668 12662972 12897020 13541871 13567470 13696684 13738130 14308392 14335440 14589946 14859610 15476424 15505680 15632085 15700720 15828715 16485756 16516920 16674224 17120855 17831532 17865240 17885490 18055828 18089960 18994458 19345530 20440560 20545026 20607195 20803454 20842780 21707952 21884919 21981008 22289415 22569785 23551080 23775376 23847320 23969197 25011336 25325944 25794040 27083742 27134940 27393368 27476260 28616784 29179892 29719220 30952848 31205181 31264170 31597699 31657430 32971512 33033840 34177103 34241710 35663064 35730480 35770980 36111656 36179920 36474865 37988916 38691060 41090052 41214390 41606908 41685560 43769838 44578830 45139570 47102160 47486145 47694640 47938394 50022672 50651888 51362565 51588080 52008635 54167484 54269880 54786736 54952520 58359784 59438440 62410362 62528340 63195398 63314860 65943024 67709355 68354206 68483420 71326128 71541960 71907591 72223312 72812089 72949730 75977832 77382120 78755933 82180104 82428780 83213816 83371120 87539676 89157660 90279140 94793097 94972290 95876788 102531309 102725130 104017270 108334968 108539760 109424595 109905040 116719568 118876880 119845985 124820724 125056680 126390796 126629720 135418710 136708412 136966840 143083920 143815182 145624178 145899460 151955664 154764240 156025905 157511866 157988495 164360208 164857560 166427632 167784379 170885515 175079352 178315320 180558280 189586194 189944580 191753576 205062618 205450260 208034540 216669936 218436267 218849190 236267799 239239721 239691970 249641448 250113360 252781592 253259440 270837420 273416824 273933680 287630364 291248356 291798920 312051810 315023732 315976990 329715120 335568758 341771030 350158704 356630640 359537955 361116560 364060445 379172388 379889160 383507152 393779665 410125236 410900520 416069080 436872534 437698380 472535598 473965485 478479442 479383940 499282896 503353137 505563184 512656545 541674840 546833648 551291531 575260728 582496712 583597840 624103620 630047464 631953980 671137516 683542060 717719163 719075910 728120890 758344776 759778320 787559330 820250472 821801040 832138160 838921895 873745068 875396760 945071196 947930970 956958884 958767880 1006706274 1025313090 1083349680 1092181335 1102583062 1150521456 1164993424 1181338995 1196198605 1248207240 1260094928 1263907960 1342275032 1367084120 1435438326 1438151820 1456241780 1516689552 1575118660 1640500944 1653874593 1674678047 1677843790 1747490136 1750793520 1811386459 1890142392 1895861940 1913917768 1917535760 2013412548 2050626180 2184362670 2205166124 2362677990 2392397210 2496414480 2516765685 2527815920 2684550064 2734168240 2756457655 2870876652 2876303640 2912483560 3150237320 3307749186 3349356094 3355687580 3494980272 3588595815 3622772918 3780284784 3791723880 3827835536 3859040717 4026825096 4101252360 4368725340 4410332248 4725355980 4784794420 5024034141 5033531370 5434159377 5512915310 5741753304 5752607280 5824967120 6300474640 6615498372 6698712188 6711375160 7177191630 7245545836 7583447760 7718081434 8053650192 8202504720 8269372965 8373390235 8737450680 8820664496 9056932295 9450711960 9569588840 10048068282 10067062740 10868318754 11025830620 11483506608 11577122151 12679705213 13230996744 13397424376 13422750320 14354383260 14491091672 15436162868 16538745930 16746780470 17474901360 18113864590 18901423920 19139177680 19295203585 20096136564 20134125480 21736637508 22051661240 23154244302 25120170705 25359410426 26461993488 26794848752 27170796885 28708766520 28982183344 30872325736 33077491860 33493560940 36227729180 38039115639 38590407170 40192273128 40268250960 43473275016 44103322480 46308488604 50240341410 50718820852 54341593770 57417533040 57885610755 61744651472 63398526065 66154983720 66987121880 72455458360 76078231278 77180814340 80384546256 86946550032 88757936491 92616977208 100480682820 101437641704 108683187540 115771221510 126797052130 132309967440 133974243760 144910916720 152156462556 154361628680 177515872982 185233954416 190195578195 200961365640 202875283408 217366375080 231542443020 253594104260 266273809473 304312925112 308723257360 355031745964 380391156390 401922731280 434732750160 443789682455 463084886040 507188208520 532547618946 608625850224 710063491928 760782312780 887579364910 926169772080 1014376417040 1065095237892 1331369047365 1420126983856 1521564625560 1775158729820 2130190475784 2662738094730 3043129251120 3550317459640 4260380951568 5325476189460 7100634919280 10650952378920 21301904757840
• Sum of all divisors σ(n): 81853071782400
• Sum of proper divisors (its aliquot sum) s(n): 60551167024560
• 21301904757840 is an abundant number, because the sum of its proper divisors (60551167024560) is greater than itself. Its abundance is 39249262266720

Bases of 21301904757840

• Binary: 100110101111110111100011101110101010001010000₂
• Hexadecimal: 0x135FBC775450
• Base-36: 7JTYK3DQO

Squares and roots of 21301904757840

• 21301904757840 squared (21301904757840²) is 453771146312086429041465600
• 21301904757840 cubed (21301904757840³) is 9666189740595944672295691615286690304000
• The square root of 21301904757840 is 4615398.6564369497
• The cube root of 21301904757840 is 27720.8246821275

Scales and comparisons

• 21,301,904,757,840 seconds is equal to 677,334 years, 35 weeks, 2 days, 14 hours, 4 minutes.
• To count from 1 to 21,301,904,757,840 would take you about one million, six hundred ninety-three thousand, three hundred thirty-six 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 21301904757840 cubic inches would be around 2310.1 feet tall.

Recreational maths with 21301904757840

• 21301904757840 backwards is 04875740910312
• The number of decimal digits it has is: 14
• The sum of 21301904757840's digits is 51
• More coming soon!