28026240

Names of 28026240

• Cardinal: 28026240 can be written as Twenty-eight million, twenty-six thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.802624 × 10⁷

Factors of 28026240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1348

Divisors of 28026240

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 80 88 96 110 120 128 132 160 165 176 192 220 240 264 320 330 352 384 440 480 528 640 660 704 880 960 1056 1320 1327 1408 1760 1920 2112 2640 2654 3520 3981 4224 5280 5308 6635 7040 7962 10560 10616 13270 14597 15924 19905 21120 21232 26540 29194 31848 39810 42464 43791 53080 58388 63696 72985 79620 84928 87582 106160 116776 127392 145970 159240 169856 175164 212320 218955 233552 254784 291940 318480 350328 424640 437910 467104 509568 583880 636960 700656 849280 875820 934208 1167760 1273920 1401312 1751640 1868416 2335520 2547840 2802624 3503280 4671040 5605248 7006560 9342080 14013120 28026240
• Sum of all divisors σ(n): 97528320
• Sum of proper divisors (its aliquot sum) s(n): 69502080
• 28026240 is an abundant number, because the sum of its proper divisors (69502080) is greater than itself. Its abundance is 41475840

Bases of 28026240

• Binary: 1101010111010010110000000₂
• Hexadecimal: 0x1ABA580
• Base-36: GOP6O

Squares and roots of 28026240

• 28026240 squared (28026240²) is 785470128537600
• 28026240 cubed (28026240³) is 22013774335225626624000
• The square root of 28026240 is 5293.9814884451
• The cube root of 28026240 is 303.7537248269

Scales and comparisons

• 28,026,240 seconds is equal to 46 weeks, 2 days, 9 hours, 4 minutes.
• To count from 1 to 28,026,240 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 28026240 cubic inches would be around 25.3 feet tall.

Recreational maths with 28026240

• 28026240 backwards is 04262082
• 28026240 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28026240's digits is 24
• More coming soon!