680342394

Names of 680342394

• Cardinal: 680342394 can be written as Six hundred eighty million, three hundred forty-two thousand, three hundred ninety-four.

Scientific notation

• Scientific notation: 6.80342394 × 10⁸

Factors of 680342394

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 9606

Divisors of 680342394

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 61 122 183 199 366 398 597 1194 9341 12139 18682 24278 28023 36417 56046 72834 569801 1139602 1709403 1858859 3418806 3717718 5576577 11153154 113390399 226780798 340171197 680342394
• Sum of all divisors σ(n): 1390089600
• Sum of proper divisors (its aliquot sum) s(n): 709747206
• 680342394 is an abundant number, because the sum of its proper divisors (709747206) is greater than itself. Its abundance is 29404812

Bases of 680342394

• Binary: 101000100011010011001101111010₂
• Hexadecimal: 0x288D337A
• Base-36: B923JU

Squares and roots of 680342394

• 680342394 squared (680342394²) is 462865773073651236
• 680342394 cubed (680342394³) is 314907208153588620221298984
• The square root of 680342394 is 26083.3738998621
• The cube root of 680342394 is 879.5135026173

Scales and comparisons

• 680,342,394 seconds is equal to 21 years, 32 weeks, 6 days, 7 hours, 59 minutes, 54 seconds.
• To count from 1 to 680,342,394 would take you about thirty-two 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 680342394 cubic inches would be around 73.3 feet tall.

Recreational maths with 680342394

• 680342394 backwards is 493243086
• The number of decimal digits it has is: 9
• The sum of 680342394's digits is 39
• More coming soon!