21047194482720

Names of 21047194482720

• Cardinal: 21047194482720 can be written as Twenty-one trillion, forty-seven billion, one hundred ninety-four million, four hundred eighty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.104719448272 × 10¹³

Factors of 21047194482720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2892

Divisors of 21047194482720

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 70 73 80 84 96 98 105 112 120 140 146 147 160 168 196 210 219 224 240 245 280 292 294 336 343 365 392 420 438 480 490 511 560 584 588 672 686 730 735 784 840 876 941 980 1022 1029 1095 1120 1168 1176 1372 1460 1470 1533 1568 1680 1715 1752 1861 1882 1960 2044 2058 2190 2336 2352 2555 2744 2823 2920 2940 3066 3360 3430 3504 3577 3722 3764 3920 4088 4116 4380 4704 4705 5110 5145 5488 5583 5646 5840 5880 6132 6587 6860 7008 7154 7444 7528 7665 7840 8176 8232 8760 9305 9410 10220 10290 10731 10976 11166 11292 11680 11760 12264 13027 13174 13720 14115 14308 14888 15056 15330 16352 16464 17520 17885 18610 18820 19761 20440 20580 21462 22332 22584 23520 24528 25039 26054 26348 27440 27915 28230 28616 29776 30112 30660 32928 32935 35040 35770 37220 37640 39081 39522 40880 41160 42924 44664 45168 46109 49056 50078 52108 52696 53655 54880 55830 56460 57232 59552 61320 65135 65870 68693 71540 74440 75117 75280 78162 79044 81760 82320 85848 89328 90336 91189 92218 98805 100156 104216 105392 107310 111660 112920 114464 122640 125195 130270 131740 135853 137386 138327 143080 148880 150234 150560 156324 158088 164640 171696 178656 182378 184436 195405 197610 200312 206079 208432 210784 214620 223320 225840 230545 245280 250390 260540 263480 271706 273567 274772 276654 286160 297760 300468 312648 316176 322763 343392 343465 364756 368872 375585 390810 395220 400624 407559 412158 416864 429240 446640 451680 455945 461090 480851 500780 521080 526960 543412 547134 549544 553308 572320 600936 625296 632352 638323 645526 679265 686930 691635 729512 737744 751170 781620 790440 801248 815118 824316 858480 893280 911890 922180 950971 961702 968289 1001560 1030395 1042160 1053920 1086824 1094268 1099088 1106616 1201872 1250592 1276646 1291052 1358530 1367835 1373860 1383270 1442553 1459024 1475488 1502340 1563240 1580880 1613815 1630236 1648632 1716960 1751201 1823780 1844360 1901942 1914969 1923404 1936578 2003120 2037795 2060790 2084320 2173648 2188536 2198176 2213232 2403744 2404255 2553292 2582104 2717060 2735670 2747720 2766540 2852913 2885106 2918048 3004680 3126480 3161760 3191615 3227630 3260472 3297264 3365957 3502402 3647560 3688720 3803884 3829938 3846808 3873156 4006240 4075590 4121580 4347296 4377072 4426464 4754855 4808510 4841445 5106584 5164208 5253603 5434120 5471340 5495440 5533080 5705826 5770212 6009360 6252960 6383230 6455260 6520944 6594528 6656797 6731914 7004804 7212765 7295120 7377440 7607768 7659876 7693616 7746312 8151180 8243160 8754144 8756005 9509710 9574845 9617020 9682890 10097871 10213168 10328416 10507206 10868240 10942680 10990880 11066160 11411652 11540424 12018720 12258407 12766460 12910520 13041888 13313594 13463828 14009608 14264565 14425530 14590240 15215536 15319752 15387232 15492624 16302360 16486320 16829785 17512010 19019420 19149690 19234040 19365780 19970391 20195742 20426336 21014412 21736480 21885360 22132320 22823304 23080848 23561699 24516814 25532920 25821040 26268015 26627188 26927656 28019216 28529130 28851060 30431072 30639504 30985248 32604720 32972640 33283985 33659570 35024020 36775221 38038840 38299380 38468080 38731560 39940782 40391484 42028824 43770720 45646608 46161696 46597579 47123398 49033628 50489355 51065840 51642080 52536030 53254376 53855312 56038432 57058260 57702120 61279008 61292035 65209440 66567970 67319140 70048040 70685097 73550442 76077680 76598760 76936160 77463120 79881564 80782968 84057648 85808849 91293216 93195158 94246796 98067256 99851955 100978710 102131680 105072060 106508752 107710624 114116520 115404240 117808495 122584070 127837673 133135940 134638280 139792737 140096080 141370194 147100884 152155360 153197520 154926240 159763128 161565936 168115296 171617698 183876105 186390316 188493592 196134512 199703910 201957420 210144120 213017504 228233040 230808480 232987895 235616990 245168140 255675346 257426547 266271880 269276560 279585474 280192160 282740388 294201768 306395040 319526256 323131872 343235396 353425485 367752210 372780632 376987184 383513019 392269024 399407820 403914840 420288240 429044245 456466080 465975790 471233980 490336280 511350692 514853094 532543760 538553120 559170948 565480776 588403536 600661943 639052512 639188365 686470792 698963685 706850970 735504420 745561264 753974368 767026038 798815640 807829680 840576480 858088490 894863711 931951580 942467960 980672560 1022701384 1029706188 1065087520 1118341896 1130961552 1176807072 1201323886 1278376730 1287132735 1372941584 1397927370 1413701940 1471008840 1491122528 1534052076 1597631280 1615659360 1716176980 1789727422 1801985829 1863903160 1884935920 1917565095 1961345120 2045402768 2059412376 2236683792 2261923104 2402647772 2556753460 2574265470 2684591133 2745883168 2795854740 2827403880 2942017680 3003309715 3068104152 3195262560 3432353960 3579454844 3603971658 3727806320 3769871840 3835130190 4090805536 4118824752 4473367584 4474318555 4805295544 5113506920 5148530940 5369182266 5591709480 5654807760 5884035360 6006619430 6136208304 6264045977 6864707920 7158909688 7207943316 7455612640 7670260380 8237649504 8948637110 9009929145 9610591088 10227013840 10297061880 10738364532 11183418960 11309615520 12013238860 12272416608 12528091954 13422955665 13729415840 14317819376 14415886632 15340520760 17897274220 18019858290 18792137931 19221182176 20454027680 20594123760 21476729064 22366837920 24026477720 25056183908 26845911330 28635638752 28831773264 30681041520 31320229885 35794548440 36039716580 37584275862 41188247520 42953458128 43848321839 48052955440 50112367816 53691822660 57663546528 61362083040 62640459770 71589096880 72079433160 75168551724 85906916256 87696643678 93960689655 96105910880 100224735632 107383645320 125280919540 131544965517 143178193760 144158866320 150337103448 175393287356 187921379310 200449471264 214767290640 219241609195 250561839080 263089931034 288317732640 300674206896 350786574712 375842758620 429534581280 438483218390 501123678160 526179862068 601348413792 657724827585 701573149424 751685517240 876966436780 1002247356320 1052359724136 1315449655170 1403146298848 1503371034480 1753932873560 2104719448272 2630899310340 3006742068960 3507865747120 4209438896544 5261798620680 7015731494240 10523597241360 21047194482720
• Sum of all divisors σ(n): 78500799820800
• Sum of proper divisors (its aliquot sum) s(n): 57453605338080
• 21047194482720 is an abundant number, because the sum of its proper divisors (57453605338080) is greater than itself. Its abundance is 36406410855360

Bases of 21047194482720

• Binary: 100110010010001101110100011001111100000100000₂
• Hexadecimal: 0x13246E8CF820
• Base-36: 7GKY467MO

Squares and roots of 21047194482720

• 21047194482720 squared (21047194482720²) is 442984395593439208378598400
• 21047194482720 cubed (21047194482720³) is 9323578726865287586815760641406619648000
• The square root of 21047194482720 is 4587722.1453265889
• The cube root of 21047194482720 is 27609.8939195587

Scales and comparisons

• 21,047,194,482,720 seconds is equal to 669,235 years, 35 weeks, 2 days, 23 hours, 52 minutes.
• To count from 1 to 21,047,194,482,720 would take you about one million, six hundred seventy-three thousand and eighty-nine 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 21047194482720 cubic inches would be around 2300.8 feet tall.

Recreational maths with 21047194482720

• 21047194482720 backwards is 02728449174012
• The number of decimal digits it has is: 14
• The sum of 21047194482720's digits is 51
• More coming soon!