7481061225

Names of 7481061225

• Cardinal: 7481061225 can be written as Seven billion, four hundred eighty-one million, sixty-one thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 7.481061225 × 10⁹

Factors of 7481061225

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10495

Divisors of 7481061225

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 5 9 11 15 17 25 33 45 51 55 75 85 99 153 165 187 225 255 275 289 425 495 561 765 825 867 935 1275 1445 1683 2475 2601 2805 3179 3825 4335 4675 7225 8415 9537 10459 13005 14025 15895 21675 28611 31377 42075 47685 52295 65025 79475 94131 115049 143055 156885 177803 238425 261475 345147 470655 533409 575245 715275 784425 889015 1035441 1600227 1725735 1955833 2353275 2667045 2876225 3022651 4445075 5177205 5867499 8001135 8628675 9067953 9779165 13335225 15113255 17602497 25886025 27203859 29337495 33249161 40005675 45339765 48895825 75566275 88012485 99747483 136019295 146687475 166245805 226698825 299242449 440062425 498737415 680096475 831229025 1496212245 2493687075 7481061225
• Sum of all divisors σ(n): 15529459920
• Sum of proper divisors (its aliquot sum) s(n): 8048398695
• 7481061225 is an abundant number, because the sum of its proper divisors (8048398695) is greater than itself. Its abundance is 567337470

Bases of 7481061225

• Binary: 110111101111001111110111101101001₂
• Hexadecimal: 0x1BDE7EF69
• Base-36: 3FQ13S9

Squares and roots of 7481061225

• 7481061225 squared (7481061225²) is 55966277052198500625
• 7481061225 cubed (7481061225³) is 418687145162809504028825765625
• The square root of 7481061225 is 86493.1281952503
• The cube root of 7481061225 is 1955.7848140771

Scales and comparisons

• 7,481,061,225 seconds is equal to 237 years, 45 weeks, 3 days, 8 hours, 33 minutes, 45 seconds.
• To count from 1 to 7,481,061,225 would take you about four hundred seventy-five 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 7481061225 cubic inches would be around 163 feet tall.

Recreational maths with 7481061225

• 7481061225 backwards is 5221601847
• The number of decimal digits it has is: 10
• The sum of 7481061225's digits is 36
• More coming soon!