28104648

Names of 28104648

• Cardinal: 28104648 can be written as Twenty-eight million, one hundred four thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 2.8104648 × 10⁷

Factors of 28104648

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 479

Divisors of 28104648

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 19 22 24 26 33 38 39 44 52 57 66 76 78 88 104 114 132 143 152 156 209 228 247 264 286 312 418 429 431 456 494 572 627 741 836 858 862 988 1144 1254 1293 1482 1672 1716 1724 1976 2508 2586 2717 2964 3432 3448 4741 5016 5172 5434 5603 5928 8151 8189 9482 10344 10868 11206 14223 16302 16378 16809 18964 21736 22412 24567 28446 32604 32756 33618 37928 44824 49134 56892 61633 65208 65512 67236 90079 98268 106457 113784 123266 134472 180158 184899 196536 212914 246532 270237 319371 360316 369798 425828 493064 540474 638742 720632 739596 851656 1080948 1171027 1277484 1479192 2161896 2342054 2554968 3513081 4684108 7026162 9368216 14052324 28104648
• Sum of all divisors σ(n): 87091200
• Sum of proper divisors (its aliquot sum) s(n): 58986552
• 28104648 is an abundant number, because the sum of its proper divisors (58986552) is greater than itself. Its abundance is 30881904

Bases of 28104648

• Binary: 1101011001101011111001000₂
• Hexadecimal: 0x1ACD7C8
• Base-36: GQDOO

Squares and roots of 28104648

• 28104648 squared (28104648²) is 789871239203904
• 28104648 cubed (28104648³) is 22199053143149522145792
• The square root of 28104648 is 5301.3817066875
• The cube root of 28104648 is 304.0367280187

Scales and comparisons

• 28,104,648 seconds is equal to 46 weeks, 3 days, 6 hours, 50 minutes, 48 seconds.
• To count from 1 to 28,104,648 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 28104648 cubic inches would be around 25.3 feet tall.

Recreational maths with 28104648

• 28104648 backwards is 84640182
• 28104648 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28104648's digits is 33
• More coming soon!