2743872421

Names of 2743872421

• Cardinal: 2743872421 can be written as Two billion, seven hundred forty-three million, eight hundred seventy-two thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 2.743872421 × 10⁹

Factors of 2743872421

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 20945722

Divisors of 2743872421

• Number of divisors d(n): 4
• Complete list of divisors:
  1 131 20945591 2743872421
• Sum of all divisors σ(n): 2764818144
• Sum of proper divisors (its aliquot sum) s(n): 20945723
• 2743872421 is a deficient number, because the sum of its proper divisors (20945723) is less than itself. Its deficiency is 2722926698

Bases of 2743872421

• Binary: 10100011100011000010101110100101₂
• Hexadecimal: 0xA38C2BA5
• Base-36: 19DMPID

Squares and roots of 2743872421

• 2743872421 squared (2743872421²) is 7528835862724401241
• 2743872421 cubed (2743872421³) is 20658165085965226488918074461
• The square root of 2743872421 is 52381.9856534667
• The cube root of 2743872421 is 1399.9783025549

Scales and comparisons

• 2,743,872,421 seconds is equal to 87 years, 12 weeks, 5 days, 18 hours, 47 minutes, 1 second.
• To count from 1 to 2,743,872,421 would take you about one hundred seventy-four 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 2743872421 cubic inches would be around 116.7 feet tall.

Recreational maths with 2743872421

• 2743872421 backwards is 1242783472
• The number of decimal digits it has is: 10
• The sum of 2743872421's digits is 40
• More coming soon!