798

Names of 798

• Cardinal: 798 can be written as Seven hundred ninety-eight.

Scientific notation

• Scientific notation: 7.98 × 10²

Factors of 798

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 31

Divisors of 798

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 3 6 7 14 19 21 38 42 57 114 133 266 399 798
• Sum of all divisors σ(n): 1920
• Sum of proper divisors (its aliquot sum) s(n): 1122
• 798 is an abundant number, because the sum of its proper divisors (1122) is greater than itself. Its abundance is 324

Bases of 798

• Binary: 1100011110₂
• Hexadecimal: 0x31E
• Base-36: M6

Squares and roots of 798

• 798 squared (798²) is 636804
• 798 cubed (798³) is 508169592
• The square root of 798 is 28.2488937837
• The cube root of 798 is 9.2754352303

Scales and comparisons

• 798 seconds is equal to 13 minutes, 18 seconds.
• To count from 1 to 798 would take you about six minutes.

  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 798 cubic inches would be around 0.8 feet tall.

Recreational maths with 798

• 798 backwards is 897
• The number of decimal digits it has is: 3
• The sum of 798's digits is 24
• More coming soon!