1025245221

Names of 1025245221

• Cardinal: 1025245221 can be written as One billion, twenty-five million, two hundred forty-five thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 1.025245221 × 10⁹

Factors of 1025245221

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 832

Divisors of 1025245221

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 11 13 21 33 39 41 77 91 121 123 143 231 273 287 363 429 451 533 757 847 861 1001 1353 1573 1599 2271 2541 3003 3157 3731 4719 4961 5299 5863 8327 9471 9841 11011 11193 14883 15897 17589 24981 29523 31037 33033 34727 41041 58289 64493 68887 91597 93111 104181 108251 123123 174867 193479 206661 217259 274791 324753 341407 403481 451451 641179 651777 757757 1024221 1190761 1210443 1354353 1923537 2273271 2389849 2824367 3572283 3755477 4438291 7169547 8335327 8473101 11266431 13314873 25005981 26288339 31068037 48821201 78865017 93204111 146463603 341748407 1025245221
• Sum of all divisors σ(n): 1896916224
• Sum of proper divisors (its aliquot sum) s(n): 871671003
• 1025245221 is a deficient number, because the sum of its proper divisors (871671003) is less than itself. Its deficiency is 153574218

Bases of 1025245221

• Binary: 111101000111000000000000100101₂
• Hexadecimal: 0x3D1C0025
• Base-36: GYEK9X

Squares and roots of 1025245221

• 1025245221 squared (1025245221²) is 1051127763183338841
• 1025245221 cubed (1025245221³) is 1077663715864137893558928861
• The square root of 1025245221 is 32019.4506667431
• The cube root of 1025245221 is 1008.3452369577

Scales and comparisons

• 1,025,245,221 seconds is equal to 32 years, 31 weeks, 1 day, 6 hours, 20 minutes, 21 seconds.
• To count from 1 to 1,025,245,221 would take you about sixty-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 1025245221 cubic inches would be around 84 feet tall.

Recreational maths with 1025245221

• 1025245221 backwards is 1225425201
• The number of decimal digits it has is: 10
• The sum of 1025245221's digits is 24
• More coming soon!