21133471311

Names of 21133471311

• Cardinal: 21133471311 can be written as Twenty-one billion, one hundred thirty-three million, four hundred seventy-one thousand, three hundred eleven.

Scientific notation

• Scientific notation: 2.1133471311 × 10¹⁰

Factors of 21133471311

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 618

Divisors of 21133471311

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 31 43 59 73 93 129 177 219 279 387 409 531 657 1227 1333 1829 2263 2537 3139 3681 3999 4307 5487 6789 7611 9417 11997 12679 12921 16461 17587 20367 22833 24131 28251 29857 38037 38763 52761 72393 78647 89571 97309 114111 133517 158283 185201 217179 235941 268713 291927 400551 545197 555603 707823 748061 875781 925567 1037633 1201653 1283851 1635591 1666809 1761563 2244183 2776701 3112899 3851553 4906773 5284689 5741231 6732549 8330103 9338697 11554659 15854067 17223693 32166623 39799381 51671079 54608453 75747209 96499869 119398143 163825359 227241627 289499607 358194429 491476077 681724881 2348163479 7044490437 21133471311
• Sum of all divisors σ(n): 33320601600
• Sum of proper divisors (its aliquot sum) s(n): 12187130289
• 21133471311 is a deficient number, because the sum of its proper divisors (12187130289) is less than itself. Its deficiency is 8946341022

Bases of 21133471311

• Binary: 10011101011101001110010111001001111₂
• Hexadecimal: 0x4EBA72E4F
• Base-36: 9PIBMTR

Squares and roots of 21133471311

• 21133471311 squared (21133471311²) is 446623609652860058721
• 21133471311 cubed (21133471311³) is 9438707241413980720078028853231
• The square root of 21133471311 is 145373.5578122789
• The cube root of 21133471311 is 2764.7568720211

Scales and comparisons

• 21,133,471,311 seconds is equal to 671 years, 50 weeks, 6 days, 8 hours, 41 minutes, 51 seconds.
• To count from 1 to 21,133,471,311 would take you about one thousand, three hundred forty-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 21133471311 cubic inches would be around 230.4 feet tall.

Recreational maths with 21133471311

• 21133471311 backwards is 11317433112
• The number of decimal digits it has is: 11
• The sum of 21133471311's digits is 27
• More coming soon!