138291152043

Names of 138291152043

• Cardinal: 138291152043 can be written as One hundred thirty-eight billion, two hundred ninety-one million, one hundred fifty-two thousand and forty-three.

Scientific notation

• Scientific notation: 1.38291152043 × 10¹¹

Factors of 138291152043

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3605

Divisors of 138291152043

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 11 33 121 127 363 381 1397 1723 1741 4191 5169 5223 15367 18953 19151 46101 56859 57453 208483 210661 218821 221107 625449 631983 656463 663321 2407031 2432177 2999743 7221093 7296531 8999229 26477341 26753947 32997173 79432023 80261841 98991519 362968903 380967361 1088906709 1142902083 4190640971 12571922913 46097050681 138291152043
• Sum of all divisors σ(n): 204506451968
• Sum of proper divisors (its aliquot sum) s(n): 66215299925
• 138291152043 is a deficient number, because the sum of its proper divisors (66215299925) is less than itself. Its deficiency is 72075852118

Bases of 138291152043

• Binary: 10000000110010110010111000010010101011₂
• Hexadecimal: 0x2032CB84AB
• Base-36: 1RJ2ZBU3

Squares and roots of 138291152043

• 138291152043 squared (138291152043²) is 19124442733380143073849
• 138291152043 cubed (138291152043³) is 2644741217779519877142745436223507
• The square root of 138291152043 is 371875.1834191145
• The cube root of 138291152043 is 5171.2809305327

Scales and comparisons

• 138,291,152,043 seconds is equal to 4,397 years, 12 weeks, 54 minutes, 3 seconds.
• To count from 1 to 138,291,152,043 would take you about eight thousand, seven hundred ninety-four 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 138291152043 cubic inches would be around 430.9 feet tall.

Recreational maths with 138291152043

• 138291152043 backwards is 340251192831
• The number of decimal digits it has is: 12
• The sum of 138291152043's digits is 39
• More coming soon!