7428957

Names of 7428957

• Cardinal: 7428957 can be written as Seven million, four hundred twenty-eight thousand, nine hundred fifty-seven.

Scientific notation

• Scientific notation: 7.428957 × 10⁶

Factors of 7428957

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 46779

Divisors of 7428957

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 53 159 46723 140169 2476319 7428957
• Sum of all divisors σ(n): 10092384
• Sum of proper divisors (its aliquot sum) s(n): 2663427
• 7428957 is a deficient number, because the sum of its proper divisors (2663427) is less than itself. Its deficiency is 4765530

Bases of 7428957

• Binary: 11100010101101101011101₂
• Hexadecimal: 0x715B5D
• Base-36: 4F87X

Squares and roots of 7428957

• 7428957 squared (7428957²) is 55189402107849
• 7428957 cubed (7428957³) is 409999695114919583493
• The square root of 7428957 is 2725.6113075785
• The cube root of 7428957 is 195.1233670371

Scales and comparisons

• 7,428,957 seconds is equal to 12 weeks, 1 day, 23 hours, 35 minutes, 57 seconds.
• To count from 1 to 7,428,957 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 7428957 cubic inches would be around 16.3 feet tall.

Recreational maths with 7428957

• 7428957 backwards is 7598247
• The number of decimal digits it has is: 7
• The sum of 7428957's digits is 42
• More coming soon!