149691

Names of 149691

• Cardinal: 149691 can be written as One hundred forty-nine thousand, six hundred ninety-one.

Scientific notation

• Scientific notation: 1.49691 × 10⁵

Factors of 149691

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1261

Divisors of 149691

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 41 123 1217 3651 49897 149691
• Sum of all divisors σ(n): 204624
• Sum of proper divisors (its aliquot sum) s(n): 54933
• 149691 is a deficient number, because the sum of its proper divisors (54933) is less than itself. Its deficiency is 94758

Bases of 149691

• Binary: 100100100010111011₂
• Hexadecimal: 0x248BB
• Base-36: 37I3

Squares and roots of 149691

• 149691 squared (149691²) is 22407395481
• 149691 cubed (149691³) is 3354185436946371
• The square root of 149691 is 386.8992116819
• The cube root of 149691 is 53.0964187667

Scales and comparisons

• 149,691 seconds is equal to 1 day, 17 hours, 34 minutes, 51 seconds.
• To count from 1 to 149,691 would take you about seventeen hours.

  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 149691 cubic inches would be around 4.4 feet tall.

Recreational maths with 149691

• 149691 backwards is 196941
• The number of decimal digits it has is: 6
• The sum of 149691's digits is 30
• More coming soon!