28079400

Names of 28079400

• Cardinal: 28079400 can be written as Twenty-eight million, seventy-nine thousand, four hundred.

Scientific notation

• Scientific notation: 2.80794 × 10⁷

Factors of 28079400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 946

Divisors of 28079400

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 53 60 75 100 106 120 150 159 200 212 265 300 318 424 530 600 636 795 883 1060 1272 1325 1590 1766 2120 2649 2650 3180 3532 3975 4415 5298 5300 6360 7064 7950 8830 10596 10600 13245 15900 17660 21192 22075 26490 31800 35320 44150 46799 52980 66225 88300 93598 105960 132450 140397 176600 187196 233995 264900 280794 374392 467990 529800 561588 701985 935980 1123176 1169975 1403970 1871960 2339950 2807940 3509925 4679900 5615880 7019850 9359800 14039700 28079400
• Sum of all divisors σ(n): 88788960
• Sum of proper divisors (its aliquot sum) s(n): 60709560
• 28079400 is an abundant number, because the sum of its proper divisors (60709560) is greater than itself. Its abundance is 32630160

Bases of 28079400

• Binary: 1101011000111010100101000₂
• Hexadecimal: 0x1AC7528
• Base-36: GPU7C

Squares and roots of 28079400

• 28079400 squared (28079400²) is 788452704360000
• 28079400 cubed (28079400³) is 22139278866806184000000
• The square root of 28079400 is 5298.9999056425
• The cube root of 28079400 is 303.9456562601

Scales and comparisons

• 28,079,400 seconds is equal to 46 weeks, 2 days, 23 hours, 50 minutes.
• To count from 1 to 28,079,400 would take you about seventeen 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 28079400 cubic inches would be around 25.3 feet tall.

Recreational maths with 28079400

• 28079400 backwards is 00497082
• 28079400 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28079400's digits is 30
• More coming soon!