28888749162

Names of 28888749162

• Cardinal: 28888749162 can be written as Twenty-eight billion, eight hundred eighty-eight million, seven hundred forty-nine thousand, one hundred sixty-two.

Scientific notation

• Scientific notation: 2.8888749162 × 10¹⁰

Factors of 28888749162

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1037489

Divisors of 28888749162

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 9 13 14 17 18 21 26 34 39 42 51 63 78 91 102 117 119 126 153 182 221 234 238 273 306 357 442 546 663 714 819 1071 1326 1547 1638 1989 2142 3094 3978 4641 9282 13923 27846 1037447 2074894 3112341 6224682 7262129 9337023 13486811 14524258 17636599 18674046 21786387 26973622 35273198 40460433 43572774 52909797 65359161 80920866 94407677 105819594 121381299 123456193 130718322 158729391 188815354 229275787 242762598 246912386 283223031 317458782 370368579 458551574 566446062 687827361 740737158 849669093 1111105737 1375654722 1604930509 1699338186 2063482083 2222211474 3209861018 4126964166 4814791527 9629583054 14444374581 28888749162
• Sum of all divisors σ(n): 81568311552
• Sum of proper divisors (its aliquot sum) s(n): 52679562390
• 28888749162 is an abundant number, because the sum of its proper divisors (52679562390) is greater than itself. Its abundance is 23790813228

Bases of 28888749162

• Binary: 11010111001111001110101010001101010₂
• Hexadecimal: 0x6B9E7546A
• Base-36: D9RM5II

Squares and roots of 28888749162

• 28888749162 squared (28888749162²) is 834559828144955702244
• 28888749162 cubed (28888749162³) is 24109389535961453057728476519528
• The square root of 28888749162 is 169966.9060788011
• The cube root of 28888749162 is 3068.3830805399

Scales and comparisons

• 28,888,749,162 seconds is equal to 918 years, 29 weeks, 5 days, 12 hours, 32 minutes, 42 seconds.
• To count from 1 to 28,888,749,162 would take you about one thousand, eight hundred thirty-seven 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 28888749162 cubic inches would be around 255.7 feet tall.

Recreational maths with 28888749162

• 28888749162 backwards is 26194788882
• 28888749162 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28888749162's digits is 63
• More coming soon!