28315392

Names of 28315392

• Cardinal: 28315392 can be written as Twenty-eight million, three hundred fifteen thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 2.8315392 × 10⁷

Factors of 28315392

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 264

Divisors of 28315392

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 23 24 28 32 42 46 48 56 64 69 84 92 96 112 128 138 161 168 184 192 224 229 256 276 322 336 368 384 448 458 483 552 644 672 687 736 768 896 916 966 1104 1288 1344 1374 1472 1603 1792 1832 1932 2208 2576 2688 2748 2944 3206 3664 3864 4416 4809 5152 5267 5376 5496 5888 6412 7328 7728 8832 9618 10304 10534 10992 12824 14656 15456 15801 17664 19236 20608 21068 21984 25648 29312 30912 31602 36869 38472 41216 42136 43968 51296 58624 61824 63204 73738 76944 84272 87936 102592 110607 123648 126408 147476 153888 168544 175872 205184 221214 252816 294952 307776 337088 410368 442428 505632 589904 615552 674176 884856 1011264 1179808 1231104 1348352 1769712 2022528 2359616 3539424 4045056 4719232 7078848 9438464 14157696 28315392
• Sum of all divisors σ(n): 90263040
• Sum of proper divisors (its aliquot sum) s(n): 61947648
• 28315392 is an abundant number, because the sum of its proper divisors (61947648) is greater than itself. Its abundance is 33632256

Bases of 28315392

• Binary: 1101100000000111100000000₂
• Hexadecimal: 0x1B00F00
• Base-36: GUWAO

Squares and roots of 28315392

• 28315392 squared (28315392²) is 801761424113664
• 28315392 cubed (28315392³) is 22702189014256648716288
• The square root of 28315392 is 5321.2209125351
• The cube root of 28315392 is 304.7947808779

Scales and comparisons

• 28,315,392 seconds is equal to 46 weeks, 5 days, 17 hours, 23 minutes, 12 seconds.
• To count from 1 to 28,315,392 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 28315392 cubic inches would be around 25.4 feet tall.

Recreational maths with 28315392

• 28315392 backwards is 29351382
• The number of decimal digits it has is: 8
• The sum of 28315392's digits is 33
• More coming soon!