20388086965680

Names of 20388086965680

• Cardinal: 20388086965680 can be written as Twenty trillion, three hundred eighty-eight billion, eighty-six million, nine hundred sixty-five thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.038808696568 × 10¹³

Factors of 20388086965680

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 362

Divisors of 20388086965680

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 19 20 21 24 28 30 35 38 40 42 48 56 57 60 70 76 80 84 95 105 112 114 120 127 133 140 152 168 190 199 210 228 240 254 266 280 285 304 336 380 381 398 399 420 456 508 532 560 570 597 635 665 760 762 796 798 840 889 912 995 1016 1064 1140 1194 1270 1330 1393 1520 1524 1592 1596 1680 1778 1905 1990 1995 2032 2128 2280 2388 2413 2540 2660 2667 2786 2985 3048 3184 3192 3556 3781 3810 3980 3990 4179 4445 4560 4776 4826 5080 5320 5334 5572 5970 6096 6384 6965 7112 7239 7562 7620 7960 7980 8358 8890 9552 9652 10160 10640 10668 11144 11343 11940 12065 13335 13930 14224 14478 15124 15240 15920 15960 16129 16716 16891 17780 18905 19304 20895 21336 22288 22686 23880 24130 25273 26467 26670 27860 28956 30248 30480 31920 32258 33432 33782 35560 36195 37810 38608 39601 41790 42672 45372 47760 48260 48387 50546 50673 52934 53340 55720 56715 57912 60496 64516 66864 67564 71120 72390 75620 75819 79202 79401 80645 83580 84455 90744 96520 96774 101092 101346 105868 106680 111440 112903 113430 115824 118803 126365 129032 132335 135128 144780 151240 151638 158404 158802 161290 167160 168910 176911 181488 193040 193548 198005 202184 202692 211736 213360 225806 226860 237606 241935 252730 253365 258064 264670 270256 277207 289560 302480 303276 306451 316808 317604 322580 334320 337820 338709 353822 379095 387096 396010 397005 404368 405384 423472 451612 453720 475212 480187 483870 505460 506730 529340 530733 554414 564515 579120 594015 606552 612902 633616 635208 645160 675640 677418 707644 752419 758190 774192 792020 794010 810768 831621 884555 903224 907440 919353 950424 960374 967740 1010920 1013460 1058680 1061466 1108828 1129030 1188030 1213104 1225804 1270416 1290320 1351280 1354836 1386035 1415288 1440561 1504838 1516380 1532255 1584040 1588020 1663242 1693545 1769110 1806448 1838706 1900848 1920748 1935480 2021840 2026920 2117360 2122932 2145157 2217656 2257257 2258060 2376060 2400935 2451608 2653665 2709672 2772070 2830576 2881122 3009676 3032760 3064510 3168080 3176040 3209671 3326484 3361309 3387090 3538220 3677412 3762095 3841496 3870960 4053840 4158105 4245864 4290314 4435312 4514514 4516120 4596765 4752120 4801870 4903216 5029327 5266933 5307330 5419344 5544140 5762244 6019352 6065520 6129020 6352080 6419342 6435471 6652968 6722618 6774180 7076440 7202805 7354824 7524190 7682992 8316210 8491728 8580628 9029028 9032240 9193530 9504240 9603740 9629013 10058654 10083927 10533866 10614660 10725785 11088280 11286285 11524488 12038704 12258040 12838684 12870942 13305936 13445236 13548360 14152880 14405610 14709648 15048380 15087981 15800799 16048355 16632420 16806545 17161256 18058056 18387060 19207480 19258026 20117308 20167854 21067732 21229320 21451570 22176560 22467697 22572570 23048976 24516080 25146635 25677368 25741884 26334665 26890472 27096720 28811220 30096760 30175962 31601598 32096710 32177355 33264840 33613090 34322512 35205289 36116112 36774120 38414960 38516052 40234616 40335708 42135464 42458640 42903140 44935394 45145140 48145065 50293270 50419635 51354736 51483768 52669330 53780944 57622440 60193520 60351924 60983749 63203196 64193420 64354710 66529680 67226180 67403091 70410578 73548240 75439905 77032104 79003995 80469232 80671416 84270928 85806280 89870788 90290280 95557213 96290130 100586540 100839270 102967536 105338660 105615867 112338485 115244880 120703848 121967498 126406392 128386840 128709420 134452360 134806182 140821156 150879810 154064208 158007990 161342832 171612560 176026445 179741576 180580560 182951247 191114426 192580260 201173080 201678540 210677320 211231734 224676970 241407696 243934996 252812784 256773680 257418840 268904720 269612364 281642312 286671639 301759620 304918745 316015980 337015455 352052890 359483152 365902494 382228852 385160520 402346160 403357080 421354640 422463468 426886243 449353940 477786065 487869992 514837680 528079335 539224728 563284624 573343278 603519240 609837490 632031960 638724529 668900491 674030910 704105780 731804988 764457704 770321040 806714160 844926936 853772486 898707880 914756235 955572130 975739984 1056158670 1078449456 1146686556 1207038480 1219674980 1264063920 1277449058 1280658729 1337800982 1348061820 1408211560 1433358195 1463609976 1528915408 1689853872 1707544972 1797415760 1829512470 1911144260 1916173587 2006701473 2112317340 2134431215 2293373112 2439349960 2554898116 2561317458 2675601964 2696123640 2816423120 2866716390 2927219952 3193622645 3344502455 3415089944 3659024940 3822288520 3832347174 4013402946 4224634680 4268862430 4471071703 4586746224 4878699920 5109796232 5122634916 5351203928 5392247280 5733432780 6387245290 6403293645 6689004910 6830179888 7318049880 7644577040 7664694348 8026805892 8449269360 8537724860 8942143406 9580867935 10033507365 10219592464 10245269832 10702407856 11466865560 12135766051 12774490580 12806587290 13378009820 13413215109 14636099760 15329388696 16053611784 17075449720 17884286812 19161735870 20067014730 20490539664 22355358515 22933731120 24271532102 25548981160 25613174580 26756019640 26826430218 30658777392 32107223568 34150899440 35768573624 36407298153 38323471740 40134029460 44710717030 48543064204 51097962320 51226349160 53512039280 53652860436 60678830255 67066075545 71537147248 72814596306 76646943480 80268058920 84950362357 89421434060 97086128408 102452698320 107305720872 121357660510 134132151090 145629192612 153293886960 160536117840 169900724714 178842868120 182036490765 194172256816 214611441744 242715321020 254851087071 268264302180 291258385224 339801449428 357685736240 364072981530 424751811785 485430642040 509702174142 536528604360 582516770448 679602898856 728145963060 849503623570 970861284080 1019404348284 1073057208720 1274255435355 1359205797712 1456291926120 1699007247140 2038808696568 2548510870710 2912583852240 3398014494280 4077617393136 5097021741420 6796028988560 10194043482840 20388086965680
• Sum of all divisors σ(n): 77024219777280
• Sum of proper divisors (its aliquot sum) s(n): 56636132811600
• 20388086965680 is an abundant number, because the sum of its proper divisors (56636132811600) is greater than itself. Its abundance is 36248045845920

Bases of 20388086965680

• Binary: 100101000101011111000101011100110010110110000₂
• Hexadecimal: 0x128AF8AE65B0
• Base-36: 7865OKOMO

Squares and roots of 20388086965680

• 20388086965680 squared (20388086965680²) is 415674090120130709497862400
• 20388086965680 cubed (20388086965680³) is 8474799498749130583691258975262162432000
• The square root of 20388086965680 is 4515316.9285975929
• The cube root of 20388086965680 is 27318.6243166919

Scales and comparisons

• 20,388,086,965,680 seconds is equal to 648,278 years, 5 weeks, 1 day, 18 hours, 28 minutes.
• To count from 1 to 20,388,086,965,680 would take you about one million, six hundred twenty thousand, six hundred ninety-five 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 20388086965680 cubic inches would be around 2276.6 feet tall.

Recreational maths with 20388086965680

• 20388086965680 backwards is 08656968088302
• The number of decimal digits it has is: 14
• The sum of 20388086965680's digits is 69
• More coming soon!