21140426132449

Names of 21140426132449

• Cardinal: 21140426132449 can be written as Twenty-one trillion, one hundred forty billion, four hundred twenty-six million, one hundred thirty-two thousand, four hundred forty-nine.

Scientific notation

• Scientific notation: 2.1140426132449 × 10¹³

Factors of 21140426132449

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 4224

Divisors of 21140426132449

• Number of divisors d(n): 96
• Complete list of divisors:
  1 13 19 31 127 247 307 361 403 589 1651 2413 3727 3937 3991 4693 5833 7657 9517 11191 31369 38989 45847 48451 51181 70813 74803 75829 110827 115537 123721 145483 180823 473329 506857 596011 740791 920569 972439 1144189 1208659 1345447 1421257 1440751 1501981 2195203 2350699 3435637 6153277 8993251 9630283 14075029 14673199 14874457 15712567 17490811 18476341 21739591 22964521 28537639 35469859 41708857 44663281 116912263 145312003 170871769 182975377 190751587 278790781 282614683 298538773 413052229 436325899 461108167 542215141 673927321 1889056039 2221332997 2760928057 3624280153 4504672093 5297024839 5369678977 5672236687 8761055173 12804619099 35892064741 52457633083 58560737209 68861322907 85588769767 166460048287 681949230079 1112654006971 1626186625573 21140426132449
• Sum of all divisors σ(n): 25086471438336
• Sum of proper divisors (its aliquot sum) s(n): 3946045305887
• 21140426132449 is a deficient number, because the sum of its proper divisors (3946045305887) is less than itself. Its deficiency is 17194380826562

Bases of 21140426132449

• Binary: 100110011101000100011100101110000101111100001₂
• Hexadecimal: 0x133A23970BE1
• Base-36: 7HRRZW0YP

Squares and roots of 21140426132449

• 21140426132449 squared (21140426132449²) is 446917617061532584090737601
• 21140426132449 cubed (21140426132449³) is 9448028870779458502741944769592130514849
• The square root of 21140426132449 is 4597871.9134452845
• The cube root of 21140426132449 is 27650.6012369217

Scales and comparisons

• 21,140,426,132,449 seconds is equal to 672,200 years, 8 weeks, 2 days, 20 minutes, 49 seconds.
• To count from 1 to 21,140,426,132,449 would take you about one million, six hundred eighty thousand, five hundred 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 21140426132449 cubic inches would be around 2304.2 feet tall.

Recreational maths with 21140426132449

• 21140426132449 backwards is 94423162404112
• The number of decimal digits it has is: 14
• The sum of 21140426132449's digits is 43
• More coming soon!