28827018

Names of 28827018

• Cardinal: 28827018 can be written as Twenty-eight million, eight hundred twenty-seven thousand and eighteen.

Scientific notation

• Scientific notation: 2.8827018 × 10⁷

Factors of 28827018

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 177

Divisors of 28827018

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 22 33 41 53 66 67 82 99 106 123 134 159 198 201 246 318 369 402 451 477 583 603 737 738 902 954 1166 1206 1353 1474 1749 2173 2211 2706 2747 3498 3551 4059 4346 4422 5247 5494 6519 6633 7102 8118 8241 10494 10653 13038 13266 16482 19557 21306 23903 24723 30217 31959 39061 39114 47806 49446 60434 63918 71709 78122 90651 117183 143418 145591 181302 215127 234366 271953 291182 351549 430254 436773 543906 703098 873546 1310319 1601501 2620638 3203002 4804503 9609006 14413509 28827018
• Sum of all divisors σ(n): 72176832
• Sum of proper divisors (its aliquot sum) s(n): 43349814
• 28827018 is an abundant number, because the sum of its proper divisors (43349814) is greater than itself. Its abundance is 14522796

Bases of 28827018

• Binary: 1101101111101110110001010₂
• Hexadecimal: 0x1B7DD8A
• Base-36: H5V2I

Squares and roots of 28827018

• 28827018 squared (28827018²) is 830996966772324
• 28827018 cubed (28827018³) is 23955164519091185849832
• The square root of 28827018 is 5369.0798094275
• The cube root of 28827018 is 306.6195955373

Scales and comparisons

• 28,827,018 seconds is equal to 47 weeks, 4 days, 15 hours, 30 minutes, 18 seconds.
• To count from 1 to 28,827,018 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 28827018 cubic inches would be around 25.6 feet tall.

Recreational maths with 28827018

• 28827018 backwards is 81072882
• The number of decimal digits it has is: 8
• The sum of 28827018's digits is 36
• More coming soon!