138949635755628

Names of 138949635755628

• Cardinal: 138949635755628 can be written as One hundred thirty-eight trillion, nine hundred forty-nine billion, six hundred thirty-five million, seven hundred fifty-five thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 1.38949635755628 × 10¹⁴

Factors of 138949635755628

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1134276

Divisors of 138949635755628

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 54 108 1134271 2268542 3402813 4537084 6805626 10208439 13611252 20416878 30625317 40833756 61250634 122501268 1286570701441 2573141402882 3859712104323 5146282805764 7719424208646 11579136312969 15438848417292 23158272625938 34737408938907 46316545251876 69474817877814 138949635755628
• Sum of all divisors σ(n): 360240113999640
• Sum of proper divisors (its aliquot sum) s(n): 221290478244012
• 138949635755628 is an abundant number, because the sum of its proper divisors (221290478244012) is greater than itself. Its abundance is 82340842488384

Bases of 138949635755628

• Binary: 11111100101111110111011101011100100111001101100₂
• Hexadecimal: 0x7E5FBBAE4E6C
• Base-36: 1D94KXK030

Squares and roots of 138949635755628

• 138949635755628 squared (138949635755628²) is 19307001276621695162533674384
• 138949635755628 cubed (138949635755628³) is 2682700794920029336566418003140645147433152
• The square root of 138949635755628 is 11787690.0093117481
• The cube root of 138949635755628 is 51794.7575176299

Scales and comparisons

• 138,949,635,755,628 seconds is equal to 4,418,168 years, 32 weeks, 19 hours, 13 minutes, 48 seconds.
• To count from 1 to 138,949,635,755,628 would take you about eleven million, forty-five thousand, four hundred twenty-one 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 138949635755628 cubic inches would be around 4316.2 feet tall.

Recreational maths with 138949635755628

• 138949635755628 backwards is 826557536949831
• The number of decimal digits it has is: 15
• The sum of 138949635755628's digits is 81
• More coming soon!