21013499927735491527

Names of 21013499927735491527

• Cardinal: 21013499927735491527 can be written as Twenty-one quintillion, thirteen quadrillion, four hundred ninety-nine trillion, nine hundred twenty-seven billion, seven hundred thirty-five million, four hundred ninety-one thousand, five hundred twenty-seven.

Scientific notation

• Scientific notation: 2.1013499927735491527 × 10¹⁹

Factors of 21013499927735491527

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6950672

Divisors of 21013499927735491527

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 9 13 19 27 39 57 117 171 247 351 513 741 2223 6669 16729 27271 50187 81813 150561 217477 245439 317851 354523 451683 518149 652431 736317 953553 1063569 1554447 1957293 2860659 3190707 4132063 4663341 5871879 6735937 6906637 8581977 9572121 12396189 13990023 20207811 20719911 37188567 60623433 62159733 89786281 111565701 131226103 181870299 186479199 269358843 393678309 456216559 808076529 1181034927 1368649677 1705939339 2424229587 3543104781 4105949031 5117818017 5930815267 8668114621 12317847093 15353454051 17792445801 26004343863 46060362153 53377337403 78013031589 112685490073 115541130373 160132012209 188350897627 234039094767 338056470219 346623391119 565052692881 1014169410657 1039870173357 1502034694849 1695158078643 2195281477087 2448561669151 3042508231971 3119610520071 3578667054913 4506104084547 5085474235929 6585844431261 7345685007453 10736001164739 13518312253641 19757533293783 22037055022359 28538659202131 32208003494217 40554936760923 46522671713869 59272599881349 66111165067077 85615977606393 96624010482651 139568015141607 256847932819179 418704045424821 770543798457537 1256112136274463 3150922166402083 9452766499206249 28358299497618747 40961988163227079 59867521161639577 85074898492856241 122885964489681237 179602563484918731 368657893469043711 538807690454756193 778277775101314501 1105973680407131133 1616423071364268579 2334833325303943503 7004499975911830509 21013499927735491527
• Sum of all divisors σ(n): 35293737041889536000
• Sum of proper divisors (its aliquot sum) s(n): 14280237114154044473
• 21013499927735491527 is a deficient number, because the sum of its proper divisors (14280237114154044473) is less than itself. Its deficiency is 6733262813581447054

Bases of 21013499927735491527

• Binary: 10010001110011110111100101101100110011000010111101101101111000111₂
• Hexadecimal: 0x1239EF2D9985EDBC7
• Base-36: 4FNFC1J4ZKURR

Squares and roots of 21013499927735491527

• 21013499927735491527 squared (21013499927735491527²) is 441567179212939507627388184844288791729
• 21013499927735491527 cubed (21013499927735491527³) is 9278871888481469179895945102049620914457143924440747180183
• The square root of 21013499927735491527 is 4584048421.1813787873
• The cube root of 21013499927735491527 is 2759515.2446155639

Scales and comparisons

• 21,013,499,927,735,491,527 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 21,013,499,927,735,491,527 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 21013499927735491527 cubic inches would be around 229959.6 feet tall.

Recreational maths with 21013499927735491527

• 21013499927735491527 backwards is 72519453772999431012
• The number of decimal digits it has is: 20
• The sum of 21013499927735491527's digits is 90
• More coming soon!