21326360744

Names of 21326360744

• Cardinal: 21326360744 can be written as Twenty-one billion, three hundred twenty-six million, three hundred sixty thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 2.1326360744 × 10¹⁰

Factors of 21326360744

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10506

Divisors of 21326360744

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 8 13 26 52 73 104 146 277 292 554 584 949 1108 1898 2216 3601 3796 7202 7592 10141 14404 20221 20282 28808 40442 40564 80884 81128 131833 161768 262873 263666 525746 527332 740293 1051492 1054664 1480586 2102984 2809057 2961172 5618114 5922344 9623809 11236228 19247618 22472456 36517741 38495236 73035482 76990472 146070964 205061161 292141928 410122322 820244644 1640489288 2665795093 5331590186 10663180372 21326360744
• Sum of all divisors σ(n): 43814657040
• Sum of proper divisors (its aliquot sum) s(n): 22488296296
• 21326360744 is an abundant number, because the sum of its proper divisors (22488296296) is greater than itself. Its abundance is 1161935552

Bases of 21326360744

• Binary: 10011110111001001100111000010101000₂
• Hexadecimal: 0x4F72670A8
• Base-36: 9SP5X9K

Squares and roots of 21326360744

• 21326360744 squared (21326360744²) is 454813662583224233536
• 21326360744 cubed (21326360744³) is 9699520239549734927031638710784
• The square root of 21326360744 is 146035.4776894985
• The cube root of 21326360744 is 2773.1429067633

Scales and comparisons

• 21,326,360,744 seconds is equal to 678 years, 5 weeks, 5 days, 21 hours, 5 minutes, 44 seconds.
• To count from 1 to 21,326,360,744 would take you about one thousand, three hundred fifty-six 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 21326360744 cubic inches would be around 231.1 feet tall.

Recreational maths with 21326360744

• 21326360744 backwards is 44706362312
• The number of decimal digits it has is: 11
• The sum of 21326360744's digits is 38
• More coming soon!