221889330

Names of 221889330

• Cardinal: 221889330 can be written as Two hundred twenty-one million, eight hundred eighty-nine thousand, three hundred thirty.

Scientific notation

• Scientific notation: 2.2188933 × 10⁸

Factors of 221889330

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3193

Divisors of 221889330

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 30 39 45 61 65 78 90 117 122 130 183 195 234 305 366 390 549 585 610 793 915 1098 1170 1586 1830 2379 2745 3109 3965 4758 5490 6218 7137 7930 9327 11895 14274 15545 18654 23790 27981 31090 35685 40417 46635 55962 71370 80834 93270 121251 139905 189649 202085 242502 279810 363753 379298 404170 568947 606255 727506 948245 1137894 1212510 1706841 1818765 1896490 2465437 2844735 3413682 3637530 4930874 5689470 7396311 8534205 12327185 14792622 17068410 22188933 24654370 36981555 44377866 73963110 110944665 221889330
• Sum of all divisors σ(n): 631678320
• Sum of proper divisors (its aliquot sum) s(n): 409788990
• 221889330 is an abundant number, because the sum of its proper divisors (409788990) is greater than itself. Its abundance is 187899660

Bases of 221889330

• Binary: 1101001110011100001100110010₂
• Hexadecimal: 0xD39C332
• Base-36: 3O3UWI

Squares and roots of 221889330

• 221889330 squared (221889330²) is 49234874767848900
• 221889330 cubed (221889330³) is 10924693374871897962237000
• The square root of 221889330 is 14895.9501207543
• The cube root of 221889330 is 605.4042604691

Scales and comparisons

• 221,889,330 seconds is equal to 7 years, 2 weeks, 6 days, 3 hours, 55 minutes, 30 seconds.
• To count from 1 to 221,889,330 would take you about ten 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 221889330 cubic inches would be around 50.5 feet tall.

Recreational maths with 221889330

• 221889330 backwards is 033988122
• The number of decimal digits it has is: 9
• The sum of 221889330's digits is 36
• More coming soon!