130973948721

Names of 130973948721

• Cardinal: 130973948721 can be written as One hundred thirty billion, nine hundred seventy-three million, nine hundred forty-eight thousand, seven hundred twenty-one.

Scientific notation

• Scientific notation: 1.30973948721 × 10¹¹

Factors of 130973948721

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3857074

Divisors of 130973948721

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 11 21 33 49 63 77 99 147 231 343 441 539 693 1029 1617 3087 3773 4851 11319 33957 3857053 11571159 26999371 34713477 42427583 80998113 127282749 188995597 242994339 296993081 381848247 566986791 890979243 1322969179 1700960373 2078951567 2672937729 3968907537 6236854701 11906722611 14552660969 18710564103 43657982907 130973948721
• Sum of all divisors σ(n): 240680169600
• Sum of proper divisors (its aliquot sum) s(n): 109706220879
• 130973948721 is a deficient number, because the sum of its proper divisors (109706220879) is less than itself. Its deficiency is 21267727842

Bases of 130973948721

• Binary: 1111001111110101001111101101100110001₂
• Hexadecimal: 0x1E7EA7DB31
• Base-36: 1O62I9M9

Squares and roots of 130973948721

• 130973948721 squared (130973948721²) is 17154175243571137535841
• 130973948721 cubed (130973948721³) is 2246750068702533852534877433609361
• The square root of 130973948721 is 361903.2311557883
• The cube root of 130973948721 is 5078.4163942017

Scales and comparisons

• 130,973,948,721 seconds is equal to 4,164 years, 29 weeks, 3 days, 4 hours, 25 minutes, 21 seconds.
• To count from 1 to 130,973,948,721 would take you about eight thousand, three hundred twenty-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 130973948721 cubic inches would be around 423.2 feet tall.

Recreational maths with 130973948721

• 130973948721 backwards is 127849379031
• The number of decimal digits it has is: 12
• The sum of 130973948721's digits is 54
• More coming soon!