138523633664

Names of 138523633664

• Cardinal: 138523633664 can be written as One hundred thirty-eight billion, five hundred twenty-three million, six hundred thirty-three thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 1.38523633664 × 10¹¹

Factors of 138523633664

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2296

Divisors of 138523633664

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 208 256 416 512 832 1024 1664 2048 2281 3328 4562 6656 9124 13312 18248 26624 29653 36496 59306 72992 118612 145984 237224 291968 474448 583936 948896 1167872 1897792 2335744 3795584 4671488 5202961 7591168 10405922 15182336 20811844 30364672 41623688 60729344 67638493 83247376 135276986 166494752 270553972 332989504 541107944 665979008 1082215888 1331958016 2164431776 2663916032 4328863552 5327832064 8657727104 10655664128 17315454208 34630908416 69261816832 138523633664
• Sum of all divisors σ(n): 298416581190
• Sum of proper divisors (its aliquot sum) s(n): 159892947526
• 138523633664 is an abundant number, because the sum of its proper divisors (159892947526) is greater than itself. Its abundance is 21369313862

Bases of 138523633664

• Binary: 10000001000000101001101110100000000000₂
• Hexadecimal: 0x2040A6E800
• Base-36: 1RMXE7SW

Squares and roots of 138523633664

• 138523633664 squared (138523633664²) is 19188797083478074064896
• 138523633664 cubed (138523633664³) is 2658101897644548358741912866258944
• The square root of 138523633664 is 372187.6323361645
• The cube root of 138523633664 is 5174.1771262153

Scales and comparisons

• 138,523,633,664 seconds is equal to 4,404 years, 32 weeks, 2 days, 19 hours, 7 minutes, 44 seconds.
• To count from 1 to 138,523,633,664 would take you about eight thousand, eight hundred 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 138523633664 cubic inches would be around 431.2 feet tall.

Recreational maths with 138523633664

• 138523633664 backwards is 466336325831
• The number of decimal digits it has is: 12
• The sum of 138523633664's digits is 50
• More coming soon!