72679494140721

Names of 72679494140721

• Cardinal: 72679494140721 can be written as Seventy-two trillion, six hundred seventy-nine billion, four hundred ninety-four million, one hundred forty thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 7.2679494140721 × 10¹³

Factors of 72679494140721

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 308

Divisors of 72679494140721

• Number of divisors d(n): 360
• Complete list of divisors:
  1 3 9 13 27 31 39 61 73 81 93 117 127 183 219 279 351 381 403 549 657 793 837 949 961 1053 1143 1209 1647 1651 1891 1971 2263 2379 2511 2847 2883 3429 3627 3937 4453 4941 4953 5673 5913 6789 7137 7747 8541 8649 9271 10287 10881 11811 12493 13359 14859 16129 17019 20367 21411 23241 24583 25623 25947 27813 29419 32643 35433 37479 40077 44577 48387 51057 51181 57889 58621 61101 64233 69723 70153 73749 76869 77841 83439 88257 100711 106299 112437 120231 120523 122047 133731 138043 145161 153171 153543 173667 175863 183303 209169 209677 210459 221247 240157 250317 264771 287401 302133 318897 337311 360693 361569 366141 414129 435483 460629 499999 521001 527589 565531 627507 629031 631377 663741 720471 750951 762073 794313 862203 906399 911989 983869 1011933 1084707 1098423 1177417 1242387 1306449 1381887 1499997 1563003 1582767 1586611 1696593 1794559 1887093 1894131 1991223 2161413 2286219 2382939 2586609 2719197 2735967 2951607 3122041 3254121 3295269 3532251 3727161 3736213 4145661 4279333 4499991 4689009 4748301 4759833 5089779 5383677 5661279 5682393 6484239 6499987 6858657 7351903 7444867 7759827 8157591 8207901 8854821 8909431 9366123 9762363 9885807 10596753 11181483 11208639 12790297 12837999 13499973 14279499 15269337 15306421 15499969 16151031 16983837 17531461 19452717 19499961 20575971 22055709 22334601 23279481 24623703 26564463 26728293 28098369 30499939 31790259 33625917 36499927 38370891 38513997 40499919 42838497 45808011 45919263 46499907 48453093 52594383 55631329 58499883 61727913 66167127 67003803 71822437 73871109 79693389 80184879 84295107 91499817 95370777 96783271 100877751 109499781 115112673 115541991 115822603 128515491 137757789 139499721 145359279 157783149 166893987 175499649 198501381 201011409 201499597 215467311 227908993 240554637 252885321 274499451 290349813 302633253 328499343 345338019 346625973 347467809 396499207 413273367 418499163 473349447 474499051 500681961 526498947 543475291 595504143 603034227 604498791 646401933 683726979 721663911 823498353 871049439 933691681 945498109 985498029 1036014057 1042403427 1131497737 1189497621 1239820101 1255497489 1420048341 1423497153 1502045883 1630425873 1813496373 1939205799 2051180937 2226495547 2470495059 2613148317 2801075043 2836494327 2956494087 3127210281 3394493211 3568492863 4270491459 4506137649 4891277619 5440489119 5817617397 6153542811 6679486641 7065178783 7839444951 8403225129 8509482981 9381630843 10183479633 10705478589 12291475417 12811474377 14673832857 14709470581 16321467357 18460628433 20038459923 21195536349 25209675387 25528448943 28944442111 30550438899 32116435767 36874426251 38434423131 44021498571 44128411743 60115379769 63586609047 69021361957 75629026161 76585346829 86833326333 91651316697 110623278753 132385235229 180346139307 190759827141 207064085871 260499978999 331869836259 397155705687 572279481423 621192257613 781499936997 897277705441 995609508777 1191467117061 1863576772839 2344499810991 2691833116323 5590730318517 8075499348969 24226498046907 72679494140721
• Sum of all divisors σ(n): 125466120482472
• Sum of proper divisors (its aliquot sum) s(n): 52786626341751
• 72679494140721 is a deficient number, because the sum of its proper divisors (52786626341751) is less than itself. Its deficiency is 19892867798970

Bases of 72679494140721

• Binary: 10000100001101000000011011011100100001100110001₂
• Hexadecimal: 0x421A036E4331
• Base-36: PRGHYA629

Squares and roots of 72679494140721

• 72679494140721 squared (72679494140721²) is 5282308868551098170150399841
• 72679494140721 cubed (72679494140721³) is 383915536461338114442236049943294870025361
• The square root of 72679494140721 is 8525226.9260542853
• The cube root of 72679494140721 is 41732.1377238895

Scales and comparisons

• 72,679,494,140,721 seconds is equal to 2,310,983 years, 5 weeks, 1 day, 20 hours, 25 minutes, 21 seconds.
• To count from 1 to 72,679,494,140,721 would take you about five million, seven hundred seventy-seven thousand, four hundred fifty-seven 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 72679494140721 cubic inches would be around 3477.7 feet tall.

Recreational maths with 72679494140721

• 72679494140721 backwards is 12704149497627
• The number of decimal digits it has is: 14
• The sum of 72679494140721's digits is 63
• More coming soon!