15385948425

Names of 15385948425

• Cardinal: 15385948425 can be written as Fifteen billion, three hundred eighty-five million, nine hundred forty-eight thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 1.5385948425 × 10¹⁰

Factors of 15385948425

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 194

Divisors of 15385948425

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 15 25 45 75 89 97 225 267 291 445 485 801 873 1335 1455 2225 2425 4005 4365 6675 7275 7921 8633 20025 21825 23763 25899 39605 43165 71289 77697 118815 129495 198025 215825 356445 388485 594075 647475 704969 768337 1782225 1942425 2114907 2305011 3524845 3841685 6344721 6915033 10574535 11525055 17624225 19208425 31723605 34575165 52872675 57625275 68381993 158618025 172875825 205145979 341909965 615437937 1025729895 1709549825 3077189685 5128649475 15385948425
• Sum of all divisors σ(n): 28158432120
• Sum of proper divisors (its aliquot sum) s(n): 12772483695
• 15385948425 is a deficient number, because the sum of its proper divisors (12772483695) is less than itself. Its deficiency is 2613464730

Bases of 15385948425

• Binary: 1110010101000100101111000100001001₂
• Hexadecimal: 0x39512F109
• Base-36: 72GE9S9

Squares and roots of 15385948425

• 15385948425 squared (15385948425²) is 236727408936759980625
• 15385948425 cubed (15385948425³) is 3642275704684873148500249265625
• The square root of 15385948425 is 124040.1081303947
• The cube root of 15385948425 is 2487.1850052723

Scales and comparisons

• 15,385,948,425 seconds is equal to 489 years, 11 weeks, 5 days, 2 hours, 33 minutes, 45 seconds.
• To count from 1 to 15,385,948,425 would take you about nine hundred seventy-eight 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 15385948425 cubic inches would be around 207.3 feet tall.

Recreational maths with 15385948425

• 15385948425 backwards is 52484958351
• The number of decimal digits it has is: 11
• The sum of 15385948425's digits is 54
• More coming soon!