20946989024640

Names of 20946989024640

• Cardinal: 20946989024640 can be written as Twenty trillion, nine hundred forty-six billion, nine hundred eighty-nine million, twenty-four thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.094698902464 × 10¹³

Factors of 20946989024640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 3055

Divisors of 20946989024640

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 19 20 21 24 27 28 30 32 35 36 38 40 42 45 48 54 56 57 60 63 64 70 72 76 80 84 90 95 96 105 108 112 114 120 126 128 133 135 140 144 152 160 168 171 180 189 190 192 210 216 224 228 240 252 266 270 280 285 288 304 315 320 336 342 360 378 380 384 399 420 432 448 456 480 504 513 532 540 560 570 576 608 630 640 665 672 684 720 756 760 798 840 855 864 896 912 945 960 1008 1026 1064 1080 1120 1140 1152 1197 1216 1260 1330 1344 1368 1440 1512 1520 1596 1680 1710 1728 1824 1890 1920 1995 2016 2052 2128 2160 2240 2280 2394 2432 2520 2565 2660 2688 2736 2880 3019 3024 3040 3192 3360 3420 3456 3591 3648 3780 3990 4032 4104 4256 4320 4480 4560 4788 5040 5130 5320 5472 5760 5985 6038 6048 6080 6384 6720 6840 7182 7296 7560 7980 8064 8208 8512 8640 9057 9120 9576 10080 10260 10640 10944 11970 12076 12096 12160 12768 13440 13680 14364 15095 15120 15960 16416 17024 17280 17955 18114 18240 19152 20160 20520 21133 21280 21888 23940 24152 24192 25536 27171 27360 28728 30190 30240 31920 32832 35910 36228 36480 38304 40320 41040 42266 42560 45285 47880 48304 51072 54342 54720 57361 57456 60380 60480 63399 63840 65664 71820 72456 76608 81513 82080 84532 85120 90570 95760 96608 105665 108684 109440 114722 114912 120760 120960 126798 127680 135855 143640 144912 153216 163026 164160 169064 172083 181140 190197 191520 193216 211330 217368 229444 229824 241520 253596 255360 271710 286805 287280 289824 316995 326052 328320 338128 344166 362280 380394 383040 386432 401527 407565 422660 434736 458888 459648 483040 507192 516249 543420 570591 573610 574560 579648 633990 652104 676256 688332 724560 760788 766080 803054 815130 845320 860415 869472 917776 950985 966080 1014384 1032498 1086840 1141182 1147220 1149120 1159296 1204581 1267980 1304208 1352512 1376664 1449120 1521576 1548747 1606108 1630260 1690640 1720830 1738944 1835552 1901970 1932160 2007635 2028768 2064996 2173680 2282364 2294440 2298240 2409162 2535960 2581245 2608416 2705024 2753328 2852955 2898240 3043152 3097494 3212216 3260520 3381280 3441660 3477888 3613743 3671104 3803940 4015270 4057536 4129992 4347360 4564728 4588880 4818324 5071920 5162490 5216832 5506656 5705910 5796480 6022905 6086304 6194988 6424432 6521040 6762560 6883320 7227486 7342208 7607880 7743735 8030540 8115072 8259984 8694720 9114361 9129456 9177760 9636648 10143840 10324980 10433664 10841229 11013312 11411820 12045810 12172608 12389976 12848864 13042080 13525120 13766640 14454972 15215760 15487470 16061080 16519968 17389440 18068715 18228722 18258912 18355520 19273296 20287680 20649960 21682458 22026624 22823640 24091620 24345216 24779952 25697728 26084160 27343083 27533280 28909944 30431520 30974940 32122160 33039936 36137430 36457444 36517824 36711040 38546592 40575360 41299920 43364916 45571805 45647280 48183240 49559904 51395456 52168320 54206145 54686166 55066560 57819888 60863040 61949880 63800527 64244320 66079872 72274860 72914888 73035648 77093184 82029249 82599840 86729832 91143610 91294560 96366480 99119808 108412290 109372332 110133120 115639776 121726080 123899760 127601054 128488640 136715415 144549720 145829776 154186368 164058498 165199680 173172859 173459664 182287220 182589120 191401581 192732960 198239616 216824580 218744664 231279552 246087747 247799520 255202108 256977280 273430830 289099440 291659552 319002635 328116996 330399360 346345718 346919328 364574440 365178240 382803162 385465920 410146245 433649160 437489328 462559104 492175494 495599040 510404216 519518577 546861660 574204743 578198880 583319104 638005270 656233992 692691436 693838656 729148880 765606324 770931840 820292490 865864295 867298320 874978656 957007905 984350988 991198080 1020808432 1039037154 1093723320 1148409486 1156397760 1166638208 1212210013 1230438735 1276010540 1312467984 1385382872 1387677312 1458297760 1531212648 1558555731 1640584980 1722614229 1731728590 1734596640 1749957312 1914015810 1968701976 2041616864 2078074308 2187446640 2296818972 2312795520 2424420026 2460877470 2552021080 2597592885 2624935968 2770765744 2871023715 2916595520 3062425296 3117111462 3281169960 3445228458 3463457180 3469193280 3499914624 3636630039 3828031620 3937403952 4083233728 4156148616 4374893280 4593637944 4675667193 4848840052 4921754940 5104042160 5195185770 5249871936 5541531488 5742047430 5833191040 6061050065 6124850592 6234222924 6562339920 6890456916 6926914360 6938386560 7273260078 7656063240 7792778655 7874807904 8166467456 8312297232 8613071145 8749786560 9187275888 9351334386 9697680104 9843509880 10208084320 10390371540 10499743872 10909890117 11083062976 11484094860 12122100130 12249701184 12468445848 13124679840 13780913832 13853828720 14546520156 15312126480 15585557310 15749615808 16624594464 17226142290 17499573120 18183150195 18374551776 18702668772 19395360208 19687019760 20416168640 20780743080 21819780234 22166125952 22968189720 23378335965 24244200260 24499402368 24936891696 26249359680 27561827664 27707657440 29093040312 30624252960 31171114620 31499231616 32729670351 33249188928 34452284580 36366300390 36749103552 37405337544 38790720416 39374039520 40832337280 41561486160 43639560468 45936379440 46756671930 48488400520 49873783392 52498719360 54549450585 55123655328 55415314880 58186080624 61248505920 62342229240 65459340702 66498377856 68904569160 72732600780 73498207104 74810675088 77581440832 78748079040 83122972320 87279120936 91872758880 93513343860 96976801040 99747566784 109098901170 110247310656 110830629760 116372161248 122497011840 124684458480 130918681404 137809138320 145465201560 149621350176 155162881664 157496158080 163648351755 166245944640 174558241872 183745517760 187026687720 193953602080 199495133568 218197802340 220494621312 232744322496 249368916960 261837362808 275618276640 290930403120 299242700352 327296703510 332491889280 349116483744 367491035520 374053375440 387907204160 436395604680 465488644992 498737833920 523674725616 551236553280 581860806240 598485400704 654593407020 698232967488 748106750880 775814408320 872791209360 997475667840 1047349451232 1102473106560 1163721612480 1309186814040 1396465934976 1496213501760 1745582418720 2094698902464 2327443224960 2618373628080 2992427003520 3491164837440 4189397804928 5236747256160 6982329674880 10473494512320 20946989024640
• Sum of all divisors σ(n): 89277394752000
• Sum of proper divisors (its aliquot sum) s(n): 68330405727360
• 20946989024640 is an abundant number, because the sum of its proper divisors (68330405727360) is greater than itself. Its abundance is 47383416702720

Bases of 20946989024640

• Binary: 100110000110100011001110101110000010110000000₂
• Hexadecimal: 0x130D19D70580
• Base-36: 7FAWWFHC0

Squares and roots of 20946989024640

• 20946989024640 squared (20946989024640²) is 438776349198388618527129600
• 20946989024640 cubed (20946989024640³) is 9191043370930254454261275493282873344000
• The square root of 20946989024640 is 4576788.0685738553
• The cube root of 20946989024640 is 27566.0073989941

Scales and comparisons

• 20,946,989,024,640 seconds is equal to 666,049 years, 23 weeks, 5 days, 14 hours, 24 minutes.
• To count from 1 to 20,946,989,024,640 would take you about one million, six hundred sixty-five thousand, one 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 20946989024640 cubic inches would be around 2297.2 feet tall.

Recreational maths with 20946989024640

• 20946989024640 backwards is 04642098964902
• 20946989024640 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20946989024640's digits is 63
• More coming soon!