2981242

Names of 2981242

• Cardinal: 2981242 can be written as Two million, nine hundred eighty-one thousand, two hundred forty-two.

Scientific notation

• Scientific notation: 2.981242 × 10⁶

Factors of 2981242

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 135524

Divisors of 2981242

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 11 22 135511 271022 1490621 2981242
• Sum of all divisors σ(n): 4878432
• Sum of proper divisors (its aliquot sum) s(n): 1897190
• 2981242 is a deficient number, because the sum of its proper divisors (1897190) is less than itself. Its deficiency is 1084052

Bases of 2981242

• Binary: 1011010111110101111010₂
• Hexadecimal: 0x2D7D7A
• Base-36: 1RWCA

Squares and roots of 2981242

• 2981242 squared (2981242²) is 8887803862564
• 2981242 cubed (2981242³) is 26496694162838024488
• The square root of 2981242 is 1726.6273483295
• The cube root of 2981242 is 143.9237314743

Scales and comparisons

• 2,981,242 seconds is equal to 4 weeks, 6 days, 12 hours, 7 minutes, 22 seconds.
• To count from 1 to 2,981,242 would take you about seven 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 2981242 cubic inches would be around 12 feet tall.

Recreational maths with 2981242

• 2981242 backwards is 2421892
• The number of decimal digits it has is: 7
• The sum of 2981242's digits is 28
• More coming soon!