328660728

Names of 328660728

• Cardinal: 328660728 can be written as Three hundred twenty-eight million, six hundred sixty thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 3.28660728 × 10⁸

Factors of 328660728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1193

Divisors of 328660728

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 11 12 17 22 24 33 34 44 51 66 67 68 88 102 132 134 136 187 201 204 264 268 374 402 408 536 561 737 748 804 1093 1122 1139 1474 1496 1608 2186 2211 2244 2278 2948 3279 3417 4372 4422 4488 4556 5896 6558 6834 8744 8844 9112 12023 12529 13116 13668 17688 18581 24046 25058 26232 27336 36069 37162 37587 48092 50116 55743 72138 73231 74324 75174 96184 100232 111486 144276 146462 148648 150348 204391 219693 222972 288552 292924 300696 408782 439386 445944 585848 613173 805541 817564 878772 1226346 1244927 1611082 1635128 1757544 2416623 2452692 2489854 3222164 3734781 4833246 4905384 4979708 6444328 7469562 9666492 9959416 13694197 14939124 19332984 27388394 29878248 41082591 54776788 82165182 109553576 164330364 328660728
• Sum of all divisors σ(n): 964120320
• Sum of proper divisors (its aliquot sum) s(n): 635459592
• 328660728 is an abundant number, because the sum of its proper divisors (635459592) is greater than itself. Its abundance is 306798864

Bases of 328660728

• Binary: 10011100101101111011011111000₂
• Hexadecimal: 0x1396F6F8
• Base-36: 5FOC8O

Squares and roots of 328660728

• 328660728 squared (328660728²) is 108017874129489984
• 328660728 cubed (328660728³) is 35501233148410544410148352
• The square root of 328660728 is 18129.0023994703
• The cube root of 328660728 is 690.1062134331

Scales and comparisons

• 328,660,728 seconds is equal to 10 years, 23 weeks, 2 days, 22 hours, 38 minutes, 48 seconds.
• To count from 1 to 328,660,728 would take you about fifteen 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 328660728 cubic inches would be around 57.5 feet tall.

Recreational maths with 328660728

• 328660728 backwards is 827066823
• The number of decimal digits it has is: 9
• The sum of 328660728's digits is 42
• More coming soon!