30750048

Names of 30750048

• Cardinal: 30750048 can be written as Thirty million, seven hundred fifty thousand and forty-eight.

Scientific notation

• Scientific notation: 3.0750048 × 10⁷

Factors of 30750048

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2191

Divisors of 30750048

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 72 84 96 98 112 126 144 147 168 196 224 252 288 294 336 392 441 504 588 672 784 882 1008 1176 1568 1764 2016 2179 2352 3528 4358 4704 6537 7056 8716 13074 14112 15253 17432 19611 26148 30506 34864 39222 45759 52296 61012 69728 78444 91518 104592 106771 122024 137277 156888 183036 209184 213542 244048 274554 313776 320313 366072 427084 488096 549108 627552 640626 732144 854168 960939 1098216 1281252 1464288 1708336 1921878 2196432 2562504 3416672 3843756 4392864 5125008 7687512 10250016 15375024 30750048
• Sum of all divisors σ(n): 101768940
• Sum of proper divisors (its aliquot sum) s(n): 71018892
• 30750048 is an abundant number, because the sum of its proper divisors (71018892) is greater than itself. Its abundance is 40268844

Bases of 30750048

• Binary: 1110101010011010101100000₂
• Hexadecimal: 0x1D53560
• Base-36: IB2W0

Squares and roots of 30750048

• 30750048 squared (30750048²) is 945565452002304
• 30750048 cubed (30750048³) is 29076183036212544110592
• The square root of 30750048 is 5545.2725812171
• The cube root of 30750048 is 313.2914908163

Scales and comparisons

• 30,750,048 seconds is equal to 50 weeks, 5 days, 21 hours, 40 minutes, 48 seconds.
• To count from 1 to 30,750,048 would take you about twenty-four 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 30750048 cubic inches would be around 26.1 feet tall.

Recreational maths with 30750048

• 30750048 backwards is 84005703
• The number of decimal digits it has is: 8
• The sum of 30750048's digits is 27
• More coming soon!