138125395835330372344

Names of 138125395835330372344

• Cardinal: 138125395835330372344 can be written as One hundred thirty-eight quintillion, one hundred twenty-five quadrillion, three hundred ninety-five trillion, eight hundred thirty-five billion, three hundred thirty million, three hundred seventy-two thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 1.38125395835330372344 × 10²⁰

Factors of 138125395835330372344

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 2584609

Divisors of 138125395835330372344

• Number of divisors d(n): 12
• Complete list of divisors:
  1 2 4 8 2584607 5169214 10338428 20676856 6680193344449 13360386688898 26720773377796 53441546755592
• Sum of all divisors σ(n): 138125442596722552607
• Sum of proper divisors (its aliquot sum) s(n): 46761392180263
• 138125395835330372344 is a deficient number, because the sum of its proper divisors (46761392180263) is less than itself. Its deficiency is 138125349073938192081

Bases of 138125395835330372344

• Binary: 1110111110011011111111110111011000101001001000101100010001011111000₂
• Hexadecimal: 0x77CDFFBB1491622F8
• Base-36: T5ETYEF6MQPRS

Squares and roots of 138125395835330372344

• 138125395835330372344 squared (138125395835330372344²) is 19078624974666700968800982720365680054336
• 138125395835330372344 cubed (138125395835330372344³) is 2635242626619657968562391302205314524984955014347265031683584
• The square root of 138125395835330372344 is 11752676113.7764011957
• 138125395835330372344 is a perfect cube number. Its cube root is 5169214

Scales and comparisons

• 138,125,395,835,330,372,344 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,125,395,835,330,372,344 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 138125395835330372344 cubic inches would be around 430767.8 feet tall.

Recreational maths with 138125395835330372344

• 138125395835330372344 backwards is 443273033538593521831
• The number of decimal digits it has is: 21
• The sum of 138125395835330372344's digits is 82
• More coming soon!