13253765625

Names of 13253765625

• Cardinal: 13253765625 can be written as Thirteen billion, two hundred fifty-three million, seven hundred sixty-five thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.3253765625 × 10¹⁰

Factors of 13253765625

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 315

Divisors of 13253765625

• Number of divisors d(n): 63
• Complete list of divisors:
  1 3 5 9 15 25 45 75 125 225 307 375 625 921 1125 1535 1875 2763 3125 4605 5625 7675 9375 13815 15625 23025 28125 38375 46875 69075 94249 115125 140625 191875 282747 345375 471245 575625 848241 959375 1413735 1726875 2356225 2878125 4241205 4796875 7068675 8634375 11781125 14390625 21206025 35343375 43171875 58905625 106030125 176716875 294528125 530150625 883584375 1472640625 2650753125 4417921875 13253765625
• Sum of all divisors σ(n): 24008305971
• Sum of proper divisors (its aliquot sum) s(n): 10754540346
• 13253765625 is a deficient number, because the sum of its proper divisors (10754540346) is less than itself. Its deficiency is 2499225279

Bases of 13253765625

• Binary: 1100010101111111000110100111111001₂
• Hexadecimal: 0x315FC69F9
• Base-36: 636Y709

Squares and roots of 13253765625

• 13253765625 squared (13253765625²) is 175662303242431640625
• 13253765625 cubed (13253765625³) is 2328186996322866519927978515625
• 13253765625 is a perfect square number. Its square root is 115125
• The cube root of 13253765625 is 2366.5358914601

Scales and comparisons

• 13,253,765,625 seconds is equal to 421 years, 22 weeks, 2 days, 1 hour, 33 minutes, 45 seconds.
• To count from 1 to 13,253,765,625 would take you about eight hundred forty-two 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 13253765625 cubic inches would be around 197.2 feet tall.

Recreational maths with 13253765625

• 13253765625 backwards is 52656735231
• 13253765625 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13253765625's digits is 45
• More coming soon!