28284768

Names of 28284768

• Cardinal: 28284768 can be written as Twenty-eight million, two hundred eighty-four thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 2.8284768 × 10⁷

Factors of 28284768

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1747

Divisors of 28284768

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 72 76 96 108 114 144 152 171 216 228 288 304 342 432 456 513 608 684 864 912 1026 1368 1723 1824 2052 2736 3446 4104 5169 5472 6892 8208 10338 13784 15507 16416 20676 27568 31014 32737 41352 46521 55136 62028 65474 82704 93042 98211 124056 130948 165408 186084 196422 248112 261896 294633 372168 392844 496224 523792 589266 744336 785688 883899 1047584 1178532 1488672 1571376 1767798 2357064 3142752 3535596 4714128 7071192 9428256 14142384 28284768
• Sum of all divisors σ(n): 86889600
• Sum of proper divisors (its aliquot sum) s(n): 58604832
• 28284768 is an abundant number, because the sum of its proper divisors (58604832) is greater than itself. Its abundance is 30320064

Bases of 28284768

• Binary: 1101011111001011101100000₂
• Hexadecimal: 0x1AF9760
• Base-36: GU8O0

Squares and roots of 28284768

• 28284768 squared (28284768²) is 800028100813824
• 28284768 cubed (28284768³) is 22628609224999623032832
• The square root of 28284768 is 5318.3425989683
• The cube root of 28284768 is 304.6848594801

Scales and comparisons

• 28,284,768 seconds is equal to 46 weeks, 5 days, 8 hours, 52 minutes, 48 seconds.
• To count from 1 to 28,284,768 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 28284768 cubic inches would be around 25.4 feet tall.

Recreational maths with 28284768

• 28284768 backwards is 86748282
• The number of decimal digits it has is: 8
• The sum of 28284768's digits is 45
• More coming soon!