21140178227894742

Names of 21140178227894742

• Cardinal: 21140178227894742 can be written as Twenty-one quadrillion, one hundred forty trillion, one hundred seventy-eight billion, two hundred twenty-seven million, eight hundred ninety-four thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 2.1140178227894742 × 10¹⁶

Factors of 21140178227894742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1979

Divisors of 21140178227894742

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 59 118 177 337 347 354 674 694 1011 1041 1231 2022 2082 2462 3693 7386 19883 20473 39766 40946 59649 61419 72629 113569 116939 119298 122838 145258 217887 227138 233878 340707 350817 414847 427157 435774 681414 701634 829694 854314 1244541 1281471 1515361 2489082 2562942 3030722 4546083 6700571 6899401 9092166 13401142 13798802 20101713 20698203 24475973 25202263 39408443 40203426 41396406 48951946 50404526 73427919 75606789 78816886 89406299 118225329 139803439 143951909 146855838 151213578 178812598 236450658 268218897 279606878 287903818 419410317 431855727 510676657 525830267 536437794 838820634 863711454 1021353314 1051660534 1532029971 1577490801 2325098137 3064059942 3154981602 4650196274 6975294411 8248402901 8493162631 13950588822 16496805802 16986325262 24745208703 25479487893 30129922763 31023985753 48511793333 49490417406 50958975786 60259845526 62047971506 90389768289 93071957259 97023586666 145535379999 172098033409 177204799979 180779536578 186143914518 291070759998 344196066818 354409599958 516294100227 531614399937 1032588200454 1063228799874 2862195806647 5724391613294 8586587419941 10153783971131 10455083198761 17173174839882 20307567942262 20910166397522 30461351913393 31365249596283 59718017592923 60922703826786 62730499192566 119436035185846 179154052778769 358308105557538 3523363037982457 7046726075964914 10570089113947371 21140178227894742
• Sum of all divisors σ(n): 43284380025706560
• Sum of proper divisors (its aliquot sum) s(n): 22144201797811818
• 21140178227894742 is an abundant number, because the sum of its proper divisors (22144201797811818) is greater than itself. Its abundance is 1004023569917076

Bases of 21140178227894742

• Binary: 1001011000110101110000101001101110000110001100111010110₂
• Hexadecimal: 0x4B1AE14DC319D6
• Base-36: 5S5KFT1NTG6

Squares and roots of 21140178227894742

• 21140178227894742 squared (21140178227894742²) is 446907135507154874224165431246564
• 21140178227894742 cubed (21140178227894742³) is 9447696495939160659028568333357755967646441166488
• The square root of 21140178227894742 is 145396623.8531512189
• The cube root of 21140178227894742 is 276504.9315432007

Scales and comparisons

• 21,140,178,227,894,742 seconds is equal to 672,192,276 years, 40 weeks, 4 days, 18 hours, 45 minutes, 42 seconds.
• To count from 1 to 21,140,178,227,894,742 would take you about two billion, sixteen million, five hundred seventy-six thousand, eight hundred thirty 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 21140178227894742 cubic inches would be around 23042.1 feet tall.

Recreational maths with 21140178227894742

• 21140178227894742 backwards is 24749872287104112
• The number of decimal digits it has is: 17
• The sum of 21140178227894742's digits is 69
• More coming soon!