28044380

Names of 28044380

• Cardinal: 28044380 can be written as Twenty-eight million, forty-four thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.804438 × 10⁷

Factors of 28044380

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 857

Divisors of 28044380

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 13 14 19 20 26 28 35 38 52 65 70 76 91 95 130 133 140 182 190 247 260 266 364 380 455 494 532 665 811 910 988 1235 1330 1622 1729 1820 2470 2660 3244 3458 4055 4940 5677 6916 8110 8645 10543 11354 15409 16220 17290 21086 22708 28385 30818 34580 42172 52715 56770 61636 73801 77045 105430 107863 113540 147602 154090 200317 210860 215726 295204 308180 369005 400634 431452 539315 738010 801268 1001585 1078630 1402219 1476020 2003170 2157260 2804438 4006340 5608876 7011095 14022190 28044380
• Sum of all divisors σ(n): 76392960
• Sum of proper divisors (its aliquot sum) s(n): 48348580
• 28044380 is an abundant number, because the sum of its proper divisors (48348580) is greater than itself. Its abundance is 20304200

Bases of 28044380

• Binary: 1101010111110110001011100₂
• Hexadecimal: 0x1ABEC5C
• Base-36: GP36K

Squares and roots of 28044380

• 28044380 squared (28044380²) is 786487249584400
• 28044380 cubed (28044380³) is 22056547292499755672000
• The square root of 28044380 is 5295.6944775921
• The cube root of 28044380 is 303.8192456173

Scales and comparisons

• 28,044,380 seconds is equal to 46 weeks, 2 days, 14 hours, 6 minutes, 20 seconds.
• To count from 1 to 28,044,380 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 28044380 cubic inches would be around 25.3 feet tall.

Recreational maths with 28044380

• 28044380 backwards is 08344082
• The number of decimal digits it has is: 8
• The sum of 28044380's digits is 29
• More coming soon!