21749072994000

Names of 21749072994000

• Cardinal: 21749072994000 can be written as Twenty-one trillion, seven hundred forty-nine billion, seventy-two million, nine hundred ninety-four thousand.

Scientific notation

• Scientific notation: 2.1749072994 × 10¹³

Factors of 21749072994000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2038

Divisors of 21749072994000

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 27 30 33 36 40 44 45 48 50 54 55 60 66 72 75 80 81 88 90 99 100 108 110 120 125 132 135 144 150 162 165 176 180 198 200 216 220 225 240 243 250 264 270 275 297 300 324 330 360 375 396 400 405 432 440 450 486 495 500 528 540 550 594 600 648 660 675 720 750 792 810 825 880 891 900 972 990 1000 1080 1100 1125 1188 1200 1215 1296 1320 1350 1375 1485 1500 1584 1620 1650 1782 1800 1944 1980 2000 2017 2025 2160 2200 2250 2376 2430 2475 2640 2673 2700 2750 2970 3000 3240 3300 3375 3564 3600 3888 3960 4034 4050 4125 4400 4455 4500 4752 4860 4950 5346 5400 5500 5940 6000 6051 6075 6480 6600 6750 7128 7425 7920 8068 8100 8250 8910 9000 9720 9900 10085 10125 10692 10800 11000 11880 12102 12150 12375 13200 13365 13500 14256 14850 16136 16200 16500 17820 18000 18153 19440 19800 20170 20250 21384 22000 22187 22275 23760 24204 24300 24750 26730 27000 29700 30255 30375 32272 32400 33000 35640 36306 37125 39600 40340 40500 42768 44374 44550 48408 48600 49500 50425 53460 54000 54459 59400 60510 60750 66000 66561 66825 71280 72612 74250 80680 81000 88748 89100 90765 96816 97200 99000 100850 106920 108918 110935 111375 118800 121020 121500 133122 133650 145224 148500 151275 161360 162000 163377 177496 178200 181530 198000 199683 201700 213840 217836 221870 222750 242040 243000 252125 266244 267300 272295 290448 297000 302550 326754 332805 334125 354992 356400 363060 399366 403400 435672 443740 445500 453825 484080 486000 490131 504250 532488 534600 544590 554675 594000 599049 605100 653508 665610 668250 726120 756375 798732 806800 816885 871344 887480 891000 907650 980262 998415 1008500 1064976 1069200 1089180 1109350 1198098 1210200 1307016 1331220 1336500 1361475 1452240 1512750 1597464 1633770 1664025 1774960 1782000 1797147 1815300 1960524 1996830 2017000 2178360 2218700 2269125 2396196 2420400 2450655 2614032 2662440 2673000 2722950 2773375 2995245 3025500 3194928 3267540 3328050 3594294 3630600 3921048 3993660 4034000 4068289 4084425 4356720 4437400 4538250 4792392 4901310 4992075 5324880 5346000 5391441 5445900 5546750 5990490 6051000 6535080 6656100 6807375 7188588 7261200 7842096 7987320 8136578 8168850 8320125 8874800 8985735 9076500 9584784 9802620 9984150 10782882 10891800 11093500 11980980 12102000 12204867 12253275 13070160 13312200 13614750 14377176 14976225 15974640 16273156 16337700 16640250 17971470 18153000 19605240 19968300 20341445 20422125 21565764 21783600 22187000 23961960 24409734 24506550 24960375 26624400 26957205 27229500 28754352 29952450 32546312 32675400 33280500 35942940 36306000 36614601 39210480 39936600 40682890 40844250 43131528 44374000 44751179 44928675 47923920 48819468 49013100 49920750 53914410 54459000 59904900 61024335 61266375 65092624 65350800 66561000 71885880 73229202 74881125 79873200 81365780 81688500 86263056 89502358 89857350 97638936 98026200 99841500 101707225 107828820 108918000 109843803 119809800 122048670 122532750 133122000 134253537 134786025 143771760 146458404 149762250 162731560 163377000 179004716 179714700 183073005 195277872 196052400 199683000 203414450 215657640 219687606 223755895 224643375 239619600 244097340 245065500 268507074 269572050 292916808 299524500 305121675 325463120 326754000 329531409 358009432 359429400 366146010 399366000 402760611 406828900 431315280 439375212 447511790 449286750 488194680 490131000 508536125 537014148 539144100 549219015 585833616 599049000 610243350 659062818 671267685 673930125 716018864 718858800 732292020 805521222 813657800 878750424 895023580 898573500 915365025 976389360 980262000 988594227 1017072250 1074028296 1078288200 1098438030 1118779475 1198098000 1208281833 1220486700 1318125636 1342535370 1347860250 1464584040 1525608375 1611042444 1627315600 1647657045 1757500848 1790047160 1797147000 1830730050 1977188454 2013803055 2034144500 2148056592 2156576400 2196876060 2237558950 2416563666 2440973400 2636251272 2685070740 2695720500 2746095075 2929168080 3051216750 3222084888 3295314090 3356338425 3580094320 3594294000 3624845499 3661460100 3954376908 4027606110 4068289000 4393752120 4475117900 4576825125 4833127332 4881946800 4942971135 5272502544 5370141480 5391441000 5492190150 5593897375 6041409165 6102433500 6444169776 6590628180 6712676850 7249690998 7322920200 7908753816 8055212220 8136578000 8238285225 8787504240 8950235800 9153650250 9666254664 9885942270 10069015275 10740282960 10782882000 10874536497 10984380300 11187794750 12082818330 12204867000 13181256360 13425353700 13730475375 14499381996 14645840400 15817507632 16110424440 16476570450 16781692125 17900471600 18124227495 18307300500 19332509328 19771884540 20138030550 21749072994 21968760600 22375589500 24165636660 24409734000 24714855675 26362512720 26850707400 27460950750 28998763992 30207045825 32220848880 32953140900 33563384250 36248454990 36614601000 39543769080 40276061100 41191426125 43498145988 43937521200 44751179000 48331273320 49429711350 50345076375 53701414800 54372682485 54921901500 57997527984 60414091650 65906281800 67126768500 72496909980 73229202000 79087538160 80552122200 82382852250 86996291976 89502358000 90621137475 96662546640 98859422700 100690152750 108745364970 109843803000 120828183300 123574278375 131812563600 134253537000 144993819960 151035229125 161104244400 164765704500 173992583952 181242274950 197718845400 201380305500 217490729940 219687606000 241656366600 247148556750 268507074000 271863412425 289987639920 302070458250 329531409000 362484549900 395437690800 402760611000 434981459880 453105687375 483312733200 494297113500 543726824850 604140916500 659062818000 724969099800 805521222000 869962919760 906211374750 988594227000 1087453649700 1208281833000 1359317062125 1449938199600 1812422749500 1977188454000 2174907299400 2416563666000 2718634124250 3624845499000 4349814598800 5437268248500 7249690998000 10874536497000 21749072994000
• Sum of all divisors σ(n): 85979732319936
• Sum of proper divisors (its aliquot sum) s(n): 64230659325936
• 21749072994000 is an abundant number, because the sum of its proper divisors (64230659325936) is greater than itself. Its abundance is 42481586331936

Bases of 21749072994000

• Binary: 100111100011111011001110001010001111011010000₂
• Hexadecimal: 0x13C7D9C51ED0
• Base-36: 7PJDWIL00

Squares and roots of 21749072994000

• 21749072994000 squared (21749072994000²) is 473022176098340124036000000
• 21749072994000 cubed (21749072994000³) is 10287793835743521479897977883784000000000
• The square root of 21749072994000 is 4663590.1400101617
• The cube root of 21749072994000 is 27913.4542808995

Scales and comparisons

• 21,749,072,994,000 seconds is equal to 691,553 years, 12 weeks, 5 days, 21 hours.
• To count from 1 to 21,749,072,994,000 would take you about one million, seven hundred twenty-eight thousand, eight hundred eighty-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 21749072994000 cubic inches would be around 2326.1 feet tall.

Recreational maths with 21749072994000

• 21749072994000 backwards is 00049927094712
• 21749072994000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21749072994000's digits is 54
• More coming soon!