180972225

Names of 180972225

• Cardinal: 180972225 can be written as One hundred eighty million, nine hundred seventy-two thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.80972225 × 10⁸

Factors of 180972225

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 783

Divisors of 180972225

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 5 7 9 15 17 21 25 27 35 45 51 63 75 81 85 105 119 135 153 175 189 225 255 315 357 405 425 459 525 567 595 675 751 765 945 1071 1275 1377 1575 1785 2025 2253 2295 2835 2975 3213 3755 3825 4725 5257 5355 6759 6885 8925 9639 11265 11475 12767 14175 15771 16065 18775 20277 26285 26775 33795 34425 38301 47313 48195 56325 60831 63835 78855 80325 89369 101385 114903 131425 141939 168975 191505 236565 240975 268107 304155 319175 344709 394275 425817 446845 506925 574515 709695 804321 957525 1034127 1182825 1340535 1520775 1723545 2129085 2234225 2412963 2872575 3548475 4021605 5170635 6702675 7238889 8617725 10645425 12064815 20108025 25853175 36194445 60324075 180972225
• Sum of all divisors σ(n): 406188288
• Sum of proper divisors (its aliquot sum) s(n): 225216063
• 180972225 is an abundant number, because the sum of its proper divisors (225216063) is greater than itself. Its abundance is 44243838

Bases of 180972225

• Binary: 1010110010010110101011000001₂
• Hexadecimal: 0xAC96AC1
• Base-36: 2ZQV29

Squares and roots of 180972225

• 180972225 squared (180972225²) is 32750946221450625
• 180972225 cubed (180972225³) is 5927011608551262333890625
• The square root of 180972225 is 13452.5917577247
• The cube root of 180972225 is 565.6363467499

Scales and comparisons

• 180,972,225 seconds is equal to 5 years, 39 weeks, 1 day, 14 hours, 3 minutes, 45 seconds.
• To count from 1 to 180,972,225 would take you about 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 180972225 cubic inches would be around 47.1 feet tall.

Recreational maths with 180972225

• 180972225 backwards is 522279081
• The number of decimal digits it has is: 9
• The sum of 180972225's digits is 36
• More coming soon!