28969122

Names of 28969122

• Cardinal: 28969122 can be written as Twenty-eight million, nine hundred sixty-nine thousand, one hundred twenty-two.

Scientific notation

• Scientific notation: 2.8969122 × 10⁷

Factors of 28969122

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3163

Divisors of 28969122

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 13 14 17 21 26 34 39 42 51 78 91 102 119 182 221 238 273 357 442 546 663 714 1326 1547 3094 3121 4641 6242 9282 9363 18726 21847 40573 43694 53057 65541 81146 106114 121719 131082 159171 243438 284011 318342 371399 568022 689741 742798 852033 1114197 1379482 1704066 2069223 2228394 4138446 4828187 9656374 14484561 28969122
• Sum of all divisors σ(n): 75527424
• Sum of proper divisors (its aliquot sum) s(n): 46558302
• 28969122 is an abundant number, because the sum of its proper divisors (46558302) is greater than itself. Its abundance is 17589180

Bases of 28969122

• Binary: 1101110100000100010100010₂
• Hexadecimal: 0x1BA08A2
• Base-36: H8WPU

Squares and roots of 28969122

• 28969122 squared (28969122²) is 839210029450884
• 28969122 cubed (28969122³) is 24311177726786251603848
• The square root of 28969122 is 5382.2970932493
• The cube root of 28969122 is 307.1226013169

Scales and comparisons

• 28,969,122 seconds is equal to 47 weeks, 6 days, 6 hours, 58 minutes, 42 seconds.
• To count from 1 to 28,969,122 would take you about nineteen weeks!

  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 28969122 cubic inches would be around 25.6 feet tall.

Recreational maths with 28969122

• 28969122 backwards is 22196982
• 28969122 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28969122's digits is 39
• More coming soon!