21406272106725

Names of 21406272106725

• Cardinal: 21406272106725 can be written as Twenty-one trillion, four hundred six billion, two hundred seventy-two million, one hundred six thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 2.1406272106725 × 10¹³

Factors of 21406272106725

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 216

Divisors of 21406272106725

• Number of divisors d(n): 486
• Complete list of divisors:
  1 3 5 9 11 15 25 29 33 41 45 55 75 87 99 121 123 127 145 165 205 225 261 275 319 363 369 381 435 451 495 605 615 635 725 825 957 1025 1089 1143 1189 1305 1353 1397 1595 1681 1815 1845 1905 2175 2255 2475 2871 3025 3075 3175 3509 3567 3683 4059 4191 4785 4961 5043 5207 5445 5715 5945 6525 6765 6985 7975 8405 9075 9225 9525 10527 10701 11049 11275 12573 13079 14355 14883 15129 15367 15621 16129 17545 17835 18415 18491 20295 20955 23925 24805 25215 26035 27225 28575 29725 31581 33147 33825 34925 39237 40513 42025 44649 46101 46863 48387 48749 52635 53505 55245 55473 57277 62865 65395 71775 74415 75645 76835 78105 80645 87725 89175 92075 92455 101475 104775 117711 121539 124025 126075 130175 138303 143869 145161 146247 151003 157905 165735 166419 171831 177419 196185 202565 203401 213487 223245 230505 234315 241935 243745 263175 267525 276225 277365 286385 314325 326975 364617 372075 378225 384175 390525 403225 431607 438741 445643 453009 462275 467741 515493 532257 536239 588555 607695 610203 630047 640461 661289 691515 719345 725805 731235 755015 789525 828675 832095 859155 887095 980925 1012825 1017005 1067435 1116225 1152525 1171575 1209675 1218725 1294821 1336929 1359027 1386825 1403223 1431925 1596771 1608717 1661033 1823085 1830609 1890141 1921383 1951609 1983867 2158035 2193705 2228215 2265045 2338705 2348357 2577465 2661285 2681195 2942775 3038475 3051015 3150235 3202305 3306445 3457575 3596725 3629025 3656175 3775075 4010787 4160475 4209669 4295775 4435475 4826151 4983099 5085025 5145151 5337175 5670423 5854827 5898629 5951601 6191123 6474105 6684645 6795135 7016115 7045071 7274179 7983855 8043585 8305165 9115425 9153045 9450705 9606915 9758045 9919335 10790175 10968525 11141075 11325225 11693525 11741785 12887325 13306425 13405975 14949297 15255075 15435453 15751175 16011525 16532225 17564481 17695887 18271363 18573369 19177381 20053935 21048345 21135213 21822537 24130755 24915495 25725755 25831927 27112849 28352115 29274135 29493145 29758005 30955615 32370525 33423225 33975675 35080575 35225355 36370895 39919275 40217925 41525825 45765225 46306359 47253525 48034575 48790225 49596675 53087661 54814089 55720107 56596661 57532143 58708925 65467611 68102353 74746485 77177265 77495781 80015969 81338547 87822405 88479435 91356815 92866845 95886905 100269675 105241725 105676065 109112685 120653775 124577475 128628775 129159635 135564245 141760575 146370675 147465725 148790025 154778075 164442267 169789983 172596429 176126775 181854475 204307059 210951191 231531795 232487343 240047907 244015641 265438305 274070445 278600535 282983305 287660715 298241339 327338055 340511765 373732425 385886325 387478905 400079845 406692735 439112025 442397175 456784075 464334225 479434525 509369949 528380325 545563425 612921177 632853573 645798175 677821225 720143721 749125883 786272621 822211335 848949915 862982145 894724017 1021535295 1054755955 1157658975 1162436715 1200239535 1220078205 1327191525 1370352225 1393002675 1414916525 1438303575 1491206695 1636690275 1702558825 1898560719 1937394525 2000399225 2033463675 2247377649 2320463101 2358817863 2546849745 2684172051 3064605885 3164267865 3280654729 3600718605 3745629415 3931363105 4111056675 4244749575 4314910725 4473620085 5107676475 5273779775 5812183575 6001197675 6100391025 6742132947 6961389303 7076453589 7456033475 8648998831 9492803595 9841964187 11236888245 11602315505 11794089315 12734248725 13420860255 15323029425 15821339325 16403273645 18003593025 18728147075 19656815525 20884167909 22368100425 25946996493 29525892561 33710664735 34806946515 35382267945 43244994155 47464017975 49209820935 56184441225 58011577525 58970446575 67104301275 77840989479 82016368225 95138987141 104420839545 129734982465 147629462805 168553323675 174034732575 176911339725 216224970775 246049104675 285416961423 389204947395 475694935705 522104197725 648674912325 738147314025 856250884269 1427084807115 1946024736975 2378474678525 4281254421345 7135424035575 21406272106725
• Sum of all divisors σ(n): 45040543763670
• Sum of proper divisors (its aliquot sum) s(n): 23634271656945
• 21406272106725 is an abundant number, because the sum of its proper divisors (23634271656945) is greater than itself. Its abundance is 2227999550220

Bases of 21406272106725

• Binary: 100110111100000001001001111101011000011100101₂
• Hexadecimal: 0x1378093EB0E5
• Base-36: 7L5WLPVJ9

Squares and roots of 21406272106725

• 21406272106725 squared (21406272106725²) is 458228485507152769790225625
• 21406272106725 cubed (21406272106725³) is 9808963647818605251433832025981829828125
• The square root of 21406272106725 is 4626691.2698736449
• The cube root of 21406272106725 is 27766.0230951131

Scales and comparisons

• 21,406,272,106,725 seconds is equal to 680,653 years, 12 weeks, 3 days, 18 minutes, 45 seconds.
• To count from 1 to 21,406,272,106,725 would take you about one million, seven hundred one thousand, six hundred thirty-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 21406272106725 cubic inches would be around 2313.8 feet tall.

Recreational maths with 21406272106725

• 21406272106725 backwards is 52760127260412
• 21406272106725 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21406272106725's digits is 45
• More coming soon!