21398683156480

Names of 21398683156480

• Cardinal: 21398683156480 can be written as Twenty-one trillion, three hundred ninety-eight billion, six hundred eighty-three million, one hundred fifty-six thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.139868315648 × 10¹³

Factors of 21398683156480

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 23
• Sum of prime factors: 442

Divisors of 21398683156480

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 28 32 35 38 40 49 56 64 70 76 80 95 98 112 128 133 140 152 160 190 196 224 245 256 266 280 304 320 343 380 392 409 448 490 512 532 560 608 640 665 686 760 784 818 896 931 980 1024 1064 1120 1216 1280 1330 1372 1520 1568 1636 1715 1792 1862 1960 2045 2048 2128 2240 2401 2432 2560 2660 2744 2863 3040 3136 3272 3430 3584 3724 3920 4090 4096 4256 4480 4655 4802 4864 5120 5320 5488 5726 6080 6272 6517 6544 6860 7168 7448 7771 7840 8180 8192 8512 8960 9310 9604 9728 10240 10640 10976 11452 12005 12160 12544 13034 13088 13720 14315 14336 14896 15542 15680 16360 16384 16807 17024 17920 18620 19208 19456 20041 20480 21280 21952 22904 24010 24320 25088 26068 26176 27440 28630 28672 29792 31084 31360 32585 32720 32768 33614 34048 35840 37240 38416 38855 38912 40082 40960 42560 43904 45619 45808 48020 48640 50176 52136 52352 54397 54880 57260 57344 59584 62168 62720 65170 65440 67228 68096 71680 74480 76832 77710 77824 80164 81920 84035 85120 87808 91238 91616 96040 97280 100205 100352 104272 104704 108794 109760 114520 114688 119168 124336 125440 130340 130880 134456 136192 140287 143360 148960 153664 155420 155648 160328 163840 168070 170240 175616 182476 183232 192080 194560 200410 200704 208544 209408 217588 219520 228095 229040 229376 238336 248672 250880 260680 261760 268912 271985 272384 280574 286720 297920 307328 310840 311296 319333 320656 336140 340480 351232 364952 366464 380779 384160 389120 400820 401408 417088 418816 435176 439040 456190 458080 476672 497344 501760 521360 523520 537824 543970 544768 561148 573440 595840 614656 621680 622592 638666 641312 672280 680960 701435 702464 729904 732928 761558 768320 778240 801640 802816 834176 837632 870352 878080 912380 916160 953344 982009 994688 1003520 1042720 1047040 1075648 1087940 1089536 1122296 1146880 1191680 1229312 1243360 1277332 1282624 1344560 1361920 1402870 1404928 1459808 1465856 1523116 1536640 1556480 1596665 1603280 1605632 1668352 1675264 1740704 1756160 1824760 1832320 1903895 1906688 1964018 1989376 2007040 2085440 2094080 2151296 2175880 2179072 2244592 2383360 2458624 2486720 2554664 2565248 2665453 2689120 2723840 2805740 2809856 2919616 2931712 3046232 3073280 3112960 3193330 3206560 3336704 3350528 3481408 3512320 3649520 3664640 3807790 3813376 3928036 3978752 4014080 4170880 4188160 4302592 4351760 4358144 4489184 4766720 4910045 4917248 4973440 5109328 5130496 5330906 5378240 5447680 5611480 5619712 5839232 5863424 6092464 6146560 6386660 6413120 6673408 6701056 6874063 6962816 7024640 7299040 7329280 7615580 7626752 7856072 7957504 8028160 8341760 8376320 8605184 8703520 8978368 9533440 9820090 9834496 9946880 10218656 10260992 10661812 10756480 10895360 11222960 11239424 11678464 11726848 12184928 12293120 12773320 12826240 13327265 13346816 13402112 13748126 13925632 14049280 14598080 14658560 15231160 15253504 15712144 15915008 16683520 16752640 17210368 17407040 17956736 18658171 19066880 19640180 19668992 19893760 20437312 20521984 21323624 21512960 21790720 22445920 23356928 23453696 24369856 24586240 25546640 25652480 26654530 26693632 27496252 27851264 28098560 29196160 29317120 30462320 30507008 31424288 31830016 33367040 33505280 34370315 34420736 34814080 35913472 37316342 38133760 39280360 39337984 39787520 40874624 41043968 42647248 43025920 44891840 46713856 46907392 48739712 49172480 51093280 51304960 53309060 53387264 54992504 55702528 56197120 58392320 58634240 60924640 62848576 63660032 66734080 67010560 68740630 68841472 69628160 71826944 74632684 76267520 78560720 78675968 79575040 81749248 82087936 85294496 86051840 89783680 93290855 93427712 93814784 97479424 98344960 102186560 102609920 106618120 106774528 109985008 111405056 116784640 117268480 121849280 125697152 127320064 130607197 133468160 137481260 137682944 139256320 143653888 149265368 152535040 157121440 159150080 163498496 164175872 170588992 172103680 179567360 186581710 186855424 194958848 196689920 204373120 205219840 213236240 213549056 219970016 222810112 233569280 234536960 243698560 251394304 254640128 261214394 266936320 274962520 275365888 278512640 287307776 298530736 314242880 318300160 326996992 328351744 341177984 344207360 359134720 373163420 373710848 389917696 393379840 408746240 410439680 426472480 439940032 445620224 467138560 469073920 487397120 502788608 522428788 533872640 549925040 550731776 557025280 574615552 597061472 628485760 636600320 653035985 653993984 656703488 682355968 688414720 718269440 746326840 747421696 779835392 817492480 820879360 852944960 879880064 891240448 934277120 974794240 1005577216 1044857576 1067745280 1099850080 1114050560 1149231104 1194122944 1256971520 1273200640 1306071970 1307987968 1364711936 1376829440 1436538880 1492653680 1494843392 1559670784 1634984960 1641758720 1705889920 1759760128 1782480896 1868554240 1949588480 2011154432 2089715152 2199700160 2228101120 2298462208 2388245888 2513943040 2612143940 2615975936 2729423872 2753658880 2873077760 2985307360 3119341568 3269969920 3283517440 3411779840 3519520256 3737108480 3899176960 4022308864 4179430304 4399400320 4456202240 4596924416 4776491776 5027886080 5224287880 5231951872 5458847744 5746155520 5970614720 6238683136 6539939840 6823559680 7039040512 7474216960 7798353920 8044617728 8358860608 8798800640 8912404480 9552983552 10055772160 10448575760 10463903744 10917695488 11492311040 11941229440 12477366272 13079879680 13647119360 14078081024 15596707840 16089235456 16717721216 17597601280 19105967104 20111544320 20897151520 21835390976 22984622080 23882458880 26159759360 27294238720 28156162048 31193415680 32178470912 33435442432 35195202560 38211934208 40223088640 41794303040 43670781952 47764917760 52319518720 54588477440 56312324096 62386831360 66870884864 70390405120 76423868416 80446177280 83588606080 87341563904 95529835520 109176954880 112624648192 133741769728 140780810240 152847736832 160892354560 167177212160 191059671040 218353909760 225249296384 267483539456 281561620480 305695473664 334354424320 382119342080 436707819520 534967078912 563123240960 611390947328 668708848640 764238684160 1069934157824 1126246481920 1337417697280 1528477368320 2139868315648 2674835394560 3056954736640 4279736631296 5349670789120 10699341578240 21398683156480
• Sum of all divisors σ(n): 63222505776000
• Sum of proper divisors (its aliquot sum) s(n): 41823822619520
• 21398683156480 is an abundant number, because the sum of its proper divisors (41823822619520) is greater than itself. Its abundance is 20425139463040

Bases of 21398683156480

• Binary: 100110111011001000100111010001000000000000000₂
• Hexadecimal: 0x137644E88000
• Base-36: 7L2F3GC1S

Squares and roots of 21398683156480

• 21398683156480 squared (21398683156480²) is 457903640831420856165990400
• 21398683156480 cubed (21398683156480³) is 9798534926350193057985359523497377792000
• The square root of 21398683156480 is 4625871.0700234609
• The cube root of 21398683156480 is 27762.7415043639

Scales and comparisons

• 21,398,683,156,480 seconds is equal to 680,411 years, 48 weeks, 3 days, 22 hours, 34 minutes, 40 seconds.
• To count from 1 to 21,398,683,156,480 would take you about one million, seven hundred one thousand and twenty-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 21398683156480 cubic inches would be around 2313.6 feet tall.

Recreational maths with 21398683156480

• 21398683156480 backwards is 08465138689312
• 21398683156480 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21398683156480's digits is 64
• More coming soon!