2949742

Names of 2949742

• Cardinal: 2949742 can be written as Two million, nine hundred forty-nine thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 2.949742 × 10⁶

Factors of 2949742

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 22082

Divisors of 2949742

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 67 134 22013 44026 1474871 2949742
• Sum of all divisors σ(n): 4490856
• Sum of proper divisors (its aliquot sum) s(n): 1541114
• 2949742 is a deficient number, because the sum of its proper divisors (1541114) is less than itself. Its deficiency is 1408628

Bases of 2949742

• Binary: 1011010000001001101110₂
• Hexadecimal: 0x2D026E
• Base-36: 1R81A

Squares and roots of 2949742

• 2949742 squared (2949742²) is 8700977866564
• 2949742 cubed (2949742³) is 25665639854074226488
• The square root of 2949742 is 1717.4812953857
• The cube root of 2949742 is 143.4150330451

Scales and comparisons

• 2,949,742 seconds is equal to 4 weeks, 6 days, 3 hours, 22 minutes, 22 seconds.
• To count from 1 to 2,949,742 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 2949742 cubic inches would be around 12 feet tall.

Recreational maths with 2949742

• 2949742 backwards is 2479492
• The number of decimal digits it has is: 7
• The sum of 2949742's digits is 37
• More coming soon!