199281225

Names of 199281225

• Cardinal: 199281225 can be written as One hundred ninety-nine million, two hundred eighty-one thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.99281225 × 10⁸

Factors of 199281225

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1142

Divisors of 199281225

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 11 13 15 17 25 33 39 51 55 65 75 85 143 165 187 195 221 255 275 325 425 429 561 663 715 825 935 975 1093 1105 1275 2145 2431 2805 3279 3315 3575 4675 5465 5525 7293 10725 12023 12155 14025 14209 16395 16575 18581 27325 36069 36465 42627 55743 60115 60775 71045 81975 92905 156299 180345 182325 204391 213135 241553 278715 300575 355225 464525 468897 613173 724659 781495 901725 1021955 1065675 1207765 1393575 2344485 2657083 3065865 3623295 3907475 5109775 6038825 7971249 11722425 13285415 15329325 18116475 39856245 66427075 199281225
• Sum of all divisors σ(n): 410223744
• Sum of proper divisors (its aliquot sum) s(n): 210942519
• 199281225 is an abundant number, because the sum of its proper divisors (210942519) is greater than itself. Its abundance is 11661294

Bases of 199281225

• Binary: 1011111000001100101001001001₂
• Hexadecimal: 0xBE0CA49
• Base-36: 3ANADL

Squares and roots of 199281225

• 199281225 squared (199281225²) is 39713006637500625
• 199281225 cubed (199281225³) is 7914056611154255488265625
• The square root of 199281225 is 14116.7002164103
• The cube root of 199281225 is 584.1021364259

Scales and comparisons

• 199,281,225 seconds is equal to 6 years, 17 weeks, 3 days, 11 hours, 53 minutes, 45 seconds.
• To count from 1 to 199,281,225 would take you about 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 199281225 cubic inches would be around 48.7 feet tall.

Recreational maths with 199281225

• 199281225 backwards is 522182991
• 199281225 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 199281225's digits is 39
• More coming soon!