26409138138

Names of 26409138138

• Cardinal: 26409138138 can be written as Twenty-six billion, four hundred nine million, one hundred thirty-eight thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 2.6409138138 × 10¹⁰

Factors of 26409138138

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1396

Divisors of 26409138138

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 9 17 18 34 51 102 153 281 306 562 843 1093 1686 2186 2529 3279 4777 5058 6558 9554 9837 14331 18581 19674 28662 37162 42993 55743 78961 85986 111486 157922 167229 236883 307133 334458 473766 614266 710649 921399 1342337 1421298 1842798 2684674 2764197 4027011 5221261 5528394 8054022 10442522 12081033 15663783 24162066 31327566 46991349 86304373 93982698 172608746 258913119 517826238 776739357 1467174341 1553478714 2934348682 4401523023 8803046046 13204569069 26409138138
• Sum of all divisors σ(n): 60857673084
• Sum of proper divisors (its aliquot sum) s(n): 34448534946
• 26409138138 is an abundant number, because the sum of its proper divisors (34448534946) is greater than itself. Its abundance is 8039396808

Bases of 26409138138

• Binary: 11000100110000110110111011111011010₂
• Hexadecimal: 0x6261B77DA
• Base-36: C4RBHEI

Squares and roots of 26409138138

• 26409138138 squared (26409138138²) is 697442577191966107044
• 26409138138 cubed (26409138138³) is 18418857364385361064739090844072
• The square root of 26409138138 is 162508.8863354861
• The cube root of 26409138138 is 2977.9546246237

Scales and comparisons

• 26,409,138,138 seconds is equal to 839 years, 37 weeks, 6 days, 7 hours, 42 minutes, 18 seconds.
• To count from 1 to 26,409,138,138 would take you about one thousand, six hundred seventy-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 26409138138 cubic inches would be around 248.2 feet tall.

Recreational maths with 26409138138

• 26409138138 backwards is 83183190462
• The number of decimal digits it has is: 11
• The sum of 26409138138's digits is 45
• More coming soon!