20428271665984

Names of 20428271665984

• Cardinal: 20428271665984 can be written as Twenty trillion, four hundred twenty-eight billion, two hundred seventy-one million, six hundred sixty-five thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.0428271665984 × 10¹³

Factors of 20428271665984

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 111

Divisors of 20428271665984

• Number of divisors d(n): 896
• Complete list of divisors:
  1 2 4 7 8 13 14 16 23 26 28 29 32 37 46 52 56 58 64 74 91 92 104 112 116 148 161 169 182 184 203 208 224 232 259 296 299 322 338 364 368 377 406 416 448 464 481 518 592 598 644 667 676 728 736 754 812 832 841 851 928 962 1036 1073 1183 1184 1196 1288 1334 1352 1456 1472 1508 1624 1682 1702 1856 1924 2072 2093 2146 2197 2366 2368 2392 2576 2639 2668 2704 2912 3016 3248 3364 3367 3404 3848 3887 4144 4186 4292 4394 4669 4732 4784 4901 5152 5278 5336 5408 5824 5887 5957 6032 6253 6496 6728 6734 6808 7511 7696 7774 8288 8372 8584 8671 8788 9338 9464 9568 9802 10304 10556 10672 10816 10933 11063 11774 11914 12064 12506 12992 13456 13468 13616 13949 15022 15379 15392 15548 16576 16744 17168 17342 17576 18676 18928 19136 19343 19604 21112 21344 21866 22126 23548 23828 24128 24389 24679 25012 26912 26936 27209 27232 27898 30044 30758 30784 31096 31117 33488 34307 34336 34684 35152 37352 37856 38686 39208 42224 42688 43732 43771 44252 47096 47656 48778 49358 50024 50531 53824 53872 54418 54464 55796 60088 60697 61516 62192 62234 63713 66976 68614 68672 69368 70304 74704 75712 76531 77372 77441 78416 81289 84448 87464 87542 88504 94192 95312 97556 97643 98716 100048 101062 107744 108836 111592 112723 120176 121394 123032 124384 124468 127426 133952 135401 137228 138736 140608 142129 143819 149408 153062 154744 154882 156832 162578 168896 170723 172753 174928 175084 177008 181337 188384 190624 195112 195286 197432 200096 202124 215488 217672 217819 223184 225446 240352 242788 246064 248768 248936 251459 254852 270802 274456 277472 284258 287638 298816 306124 309488 309764 313664 317057 320827 325156 341446 345506 349856 350168 353717 354016 362674 376768 381248 390224 390572 394864 400192 404248 404521 435344 435638 445991 446368 450892 480704 485576 492128 497872 502918 509704 541604 548912 554944 560947 568516 569023 575276 612248 618976 619528 634114 641654 650312 682892 691012 699712 700336 707434 708032 715691 725348 780448 781144 789061 789728 808496 809042 870688 871276 891982 892736 901784 902393 971152 984256 994903 995744 1005836 1006733 1019408 1083208 1097824 1121894 1137032 1138046 1150552 1224496 1237952 1239056 1268228 1269359 1283308 1300624 1365784 1382024 1400672 1414868 1431382 1450696 1465399 1560896 1562288 1578122 1579456 1616992 1618084 1741376 1742552 1760213 1783964 1803568 1804786 1847677 1869647 1942304 1989806 1991488 2011672 2013466 2038816 2166416 2195648 2219399 2243788 2245789 2274064 2276092 2301104 2357381 2448992 2478112 2536456 2538718 2566616 2601248 2731568 2764048 2801344 2829736 2831647 2862764 2901392 2930798 3124576 3156244 3233984 3236168 3268967 3485104 3520426 3567928 3607136 3609572 3695354 3739294 3884608 3926629 3979612 4023344 4026932 4077632 4121741 4170751 4332832 4438798 4487576 4491578 4548128 4552184 4602208 4714762 4897984 4956224 5009837 5072912 5077436 5133232 5202496 5258773 5463136 5528096 5659472 5663294 5725528 5802784 5861596 6249152 6312488 6316751 6472336 6537934 6970208 7040852 7135856 7214272 7219144 7292311 7390708 7478588 7853258 7959224 8046688 8053864 8243482 8341502 8665664 8877596 8975152 8983156 9096256 9104368 9204416 9303983 9429524 10019674 10145824 10154872 10257793 10266464 10517546 10926272 11056192 11318944 11326588 11451056 11605568 11723192 11731109 12624976 12633502 12933739 12944672 13075868 13087529 13940416 14081704 14271712 14438288 14584622 14781416 14957176 15706516 15918448 16093376 16107728 16486964 16501667 16683004 17755192 17950304 17966312 18208736 18607966 18859048 20039348 20291648 20309744 20515586 20532928 20755039 21035092 22637888 22653176 22882769 22902112 23446384 23462218 25249952 25267004 25867478 25889344 26151736 26175058 28163408 28543424 28852187 28876576 29169244 29195257 29562832 29914352 31413032 31836896 32215456 32973928 33003334 33366008 35510384 35900608 35932624 36417472 36811411 37215932 37718096 40078696 40619488 41031172 41510078 42070184 42496571 45306352 45765538 45804224 46892768 46924436 50499904 50534008 51046177 51734956 52303472 52350116 53582633 54219763 56326816 57704374 57753152 58338488 58390514 59125664 59828704 62826064 63673792 64430912 65127881 65947856 66006668 66732016 68364049 71020768 71865248 73622822 74431864 75436192 80157392 81238976 82062344 82117763 83020156 84140368 84993142 90612704 91531076 93785536 93848872 94800043 101068016 102092354 103469912 104606944 104700232 107165266 108439526 112653632 115408748 116676976 116781028 118251328 119657408 120951779 125652128 130255762 131895712 132013336 133464032 136728098 142041536 143730496 145285273 147245644 148863728 150872384 152504417 160314784 164124688 164235526 166040312 168280736 169986284 181225408 183062152 187697744 189600086 202136032 204184708 206939824 209213888 209400464 214330532 216879052 230817496 233353952 233562056 241903558 251304256 260511524 263791424 264026672 266928064 269815507 273456196 290570546 294491288 297475997 297727456 305008834 320629568 328249376 328471052 332080624 336561472 339972568 366124304 375078431 375395488 379200172 379538341 404272064 408369416 413879648 418800928 428661064 433758104 461634992 466707904 467124112 478548343 483807116 521023048 528053344 539631014 546912392 581141092 588982576 594951994 595454912 610017668 656498752 656942104 663600301 664161248 679945136 732248608 750156862 750790976 758400344 759076682 816738832 827759296 837601856 846662453 857322128 867516208 923269984 934248224 957096686 967614232 1042046096 1056106688 1067530919 1079262028 1093824784 1162282184 1177965152 1189903988 1220035336 1232400559 1313884208 1327200602 1328322496 1359890272 1464497216 1500313724 1516800688 1518153364 1572373127 1633477664 1693324906 1714644256 1735032416 1846539968 1868496448 1888708549 1914193372 1935228464 1982557421 2084092192 2135061838 2158524056 2187649568 2324564368 2355930304 2379807976 2440070672 2464801118 2627768416 2654401204 2719780544 3000627448 3033601376 3036306728 3144746254 3266955328 3386649812 3429288512 3470064832 3507601591 3777417098 3828386744 3870456928 3965114842 4168184384 4270123676 4317048112 4375299136 4649128736 4759615952 4880141344 4929602236 5255536832 5308802408 6001254896 6067202752 6072613456 6289492508 6773299624 7015203182 7554834196 7656773488 7740913856 7930229684 8540247352 8626803913 8634096224 9298257472 9519231904 9760282688 9859204472 10617604816 11006611889 12002509792 12145226912 12578985016 13546599248 13877901947 14030406364 15109668392 15313546976 15860459368 17080494704 17253607826 17268192448 19038463808 19718408944 21235209632 22013223778 24005019584 24290453824 24553211137 25157970032 27093198496 27755803894 28060812728 30219336784 30627093952 31720918736 34160989408 34507215652 39436817888 42470419264 44026447556 45598820683 49106422274 50315940064 54186396992 55511607788 56121625456 60438673568 63441837472 68321978816 69014431304 78873635776 88052895112 91197641366 98212844548 100631880128 111023215576 112243250912 120877347136 126883674944 138028862608 176105790224 182395282732 196425689096 222046431152 224486501824 276057725216 319191744781 352211580448 364790565464 392851378192 444092862304 552115450432 638383489562 704423160896 729581130928 785702756384 888185724608 1276766979124 1459162261856 1571405512768 2553533958248 2918324523712 5107067916496 10214135832992 20428271665984
• Sum of all divisors σ(n): 55705599129600
• Sum of proper divisors (its aliquot sum) s(n): 35277327463616
• 20428271665984 is an abundant number, because the sum of its proper divisors (35277327463616) is greater than itself. Its abundance is 14849055797632

Bases of 20428271665984

• Binary: 100101001010001010011111000000100001101000000₂
• Hexadecimal: 0x129453E04340
• Base-36: 78OM9I9TS

Squares and roots of 20428271665984

• 20428271665984 squared (20428271665984²) is 417314283259244710862688256
• 20428271665984 cubed (20428271665984³) is 8525009548515249830944469001261951483904
• The square root of 20428271665984 is 4519764.5586893129
• The cube root of 20428271665984 is 27336.5607759727

Scales and comparisons

• 20,428,271,665,984 seconds is equal to 649,555 years, 44 weeks, 1 day, 11 hours, 13 minutes, 4 seconds.
• To count from 1 to 20,428,271,665,984 would take you about one million, six hundred twenty-three thousand, eight hundred 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 20428271665984 cubic inches would be around 2278 feet tall.

Recreational maths with 20428271665984

• 20428271665984 backwards is 48956617282402
• 20428271665984 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20428271665984's digits is 64
• More coming soon!