28423824

Names of 28423824

• Cardinal: 28423824 can be written as Twenty-eight million, four hundred twenty-three thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 2.8423824 × 10⁷

Factors of 28423824

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 171

Divisors of 28423824

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 33 39 41 44 48 52 66 78 82 88 101 104 123 132 143 156 164 176 202 208 246 264 286 303 312 328 404 429 451 492 528 533 572 606 624 656 808 858 902 984 1066 1111 1144 1212 1313 1353 1599 1616 1716 1804 1968 2132 2222 2288 2424 2626 2706 3198 3333 3432 3608 3939 4141 4264 4444 4848 5252 5412 5863 6396 6666 6864 7216 7878 8282 8528 8888 10504 10824 11726 12423 12792 13332 14443 15756 16564 17589 17776 21008 21648 23452 24846 25584 26664 28886 31512 33128 35178 43329 45551 46904 49692 53328 53833 57772 63024 66256 70356 86658 91102 93808 99384 107666 115544 136653 140712 161499 173316 182204 198768 215332 231088 273306 281424 322998 346632 364408 430664 546612 592163 645996 693264 728816 861328 1093224 1184326 1291992 1776489 2186448 2368652 2583984 3552978 4737304 7105956 9474608 14211912 28423824
• Sum of all divisors σ(n): 89244288
• Sum of proper divisors (its aliquot sum) s(n): 60820464
• 28423824 is an abundant number, because the sum of its proper divisors (60820464) is greater than itself. Its abundance is 32396640

Bases of 28423824

• Binary: 1101100011011011010010000₂
• Hexadecimal: 0x1B1B690
• Base-36: GX7YO

Squares and roots of 28423824

• 28423824 squared (28423824²) is 807913770782976
• 28423824 cubed (28423824³) is 22963998827911652020224
• The square root of 28423824 is 5331.3998161835
• The cube root of 28423824 is 305.1833494017

Scales and comparisons

• 28,423,824 seconds is equal to 46 weeks, 6 days, 23 hours, 30 minutes, 24 seconds.
• To count from 1 to 28,423,824 would take you about eighteen 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 28423824 cubic inches would be around 25.4 feet tall.

Recreational maths with 28423824

• 28423824 backwards is 42832482
• 28423824 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28423824's digits is 33
• More coming soon!