825842128

Names of 825842128

• Cardinal: 825842128 can be written as Eight hundred twenty-five million, eight hundred forty-two thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 8.25842128 × 10⁸

Factors of 825842128

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 51615135

Divisors of 825842128

• Number of divisors d(n): 10
• Complete list of divisors:
  1 2 4 8 16 51615133 103230266 206460532 412921064 825842128
• Sum of all divisors σ(n): 1600069154
• Sum of proper divisors (its aliquot sum) s(n): 774227026
• 825842128 is a deficient number, because the sum of its proper divisors (774227026) is less than itself. Its deficiency is 51615102

Bases of 825842128

• Binary: 110001001110010101100111010000₂
• Hexadecimal: 0x313959D0
• Base-36: DNONV4

Squares and roots of 825842128

• 825842128 squared (825842128²) is 682015220379568384
• 825842128 cubed (825842128³) is 563236900926651721964081152
• The square root of 825842128 is 28737.4690604445
• The cube root of 825842128 is 938.2077393079

Scales and comparisons

• 825,842,128 seconds is equal to 26 years, 13 weeks, 3 days, 8 hours, 35 minutes, 28 seconds.
• To count from 1 to 825,842,128 would take you about thirty-nine 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 825842128 cubic inches would be around 78.2 feet tall.

Recreational maths with 825842128

• 825842128 backwards is 821248528
• The number of decimal digits it has is: 9
• The sum of 825842128's digits is 40
• More coming soon!