428283128

Names of 428283128

• Cardinal: 428283128 can be written as Four hundred twenty-eight million, two hundred eighty-three thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 4.28283128 × 10⁸

Factors of 428283128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 618

Divisors of 428283128

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 13 14 26 28 49 52 56 91 98 104 182 196 229 364 367 392 458 637 728 734 916 1274 1468 1603 1832 2548 2569 2936 2977 3206 4771 5096 5138 5954 6412 9542 10276 11221 11908 12824 17983 19084 20552 20839 22442 23816 33397 35966 38168 41678 44884 66794 71932 83356 84043 89768 133588 143864 145873 166712 168086 233779 267176 291746 336172 467558 583492 588301 672344 935116 1092559 1166984 1176602 1870232 2185118 2353204 4118107 4370236 4706408 7647913 8236214 8740472 15295826 16472428 30591652 32944856 53535391 61183304 107070782 214141564 428283128
• Sum of all divisors σ(n): 1013140800
• Sum of proper divisors (its aliquot sum) s(n): 584857672
• 428283128 is an abundant number, because the sum of its proper divisors (584857672) is greater than itself. Its abundance is 156574544

Bases of 428283128

• Binary: 11001100001110001010011111000₂
• Hexadecimal: 0x198714F8
• Base-36: 72ZLDK

Squares and roots of 428283128

• 428283128 squared (428283128²) is 183426437729464384
• 428283128 cubed (428283128³) is 78558448508672224144113152
• The square root of 428283128 is 20695.0024885235
• The cube root of 428283128 is 753.7783427229

Scales and comparisons

• 428,283,128 seconds is equal to 13 years, 32 weeks, 23 hours, 32 minutes, 8 seconds.
• To count from 1 to 428,283,128 would take you about twenty years!

  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 428283128 cubic inches would be around 62.8 feet tall.

Recreational maths with 428283128

• 428283128 backwards is 821382824
• The number of decimal digits it has is: 9
• The sum of 428283128's digits is 38
• More coming soon!