28026040

Names of 28026040

• Cardinal: 28026040 can be written as Twenty-eight million, twenty-six thousand and forty.

Scientific notation

• Scientific notation: 2.802604 × 10⁷

Factors of 28026040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 274

Divisors of 28026040

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 79 98 140 158 181 196 245 280 316 362 392 395 490 553 632 724 790 905 980 1106 1267 1448 1580 1810 1960 2212 2534 2765 3160 3620 3871 4424 5068 5530 6335 7240 7742 8869 10136 11060 12670 14299 15484 17738 19355 22120 25340 28598 30968 35476 38710 44345 50680 57196 70952 71495 77420 88690 100093 114392 142990 154840 177380 200186 285980 354760 400372 500465 571960 700651 800744 1000930 1401302 2001860 2802604 3503255 4003720 5605208 7006510 14013020 28026040
• Sum of all divisors σ(n): 74692800
• Sum of proper divisors (its aliquot sum) s(n): 46666760
• 28026040 is an abundant number, because the sum of its proper divisors (46666760) is greater than itself. Its abundance is 18640720

Bases of 28026040

• Binary: 1101010111010010010111000₂
• Hexadecimal: 0x1ABA4B8
• Base-36: GOP14

Squares and roots of 28026040

• 28026040 squared (28026040²) is 785458918081600
• 28026040 cubed (28026040³) is 22013303056511644864000
• The square root of 28026040 is 5293.9625990367
• The cube root of 28026040 is 303.7530022791

Scales and comparisons

• 28,026,040 seconds is equal to 46 weeks, 2 days, 9 hours, 40 seconds.
• To count from 1 to 28,026,040 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 28026040 cubic inches would be around 25.3 feet tall.

Recreational maths with 28026040

• 28026040 backwards is 04062082
• The number of decimal digits it has is: 8
• The sum of 28026040's digits is 22
• More coming soon!