2168002742

Names of 2168002742

• Cardinal: 2168002742 can be written as Two billion, one hundred sixty-eight million, two thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 2.168002742 × 10⁹

Factors of 2168002742

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 4498174

Divisors of 2168002742

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 241 482 4497931 8995862 1084001371 2168002742
• Sum of all divisors σ(n): 3265498632
• Sum of proper divisors (its aliquot sum) s(n): 1097495890
• 2168002742 is a deficient number, because the sum of its proper divisors (1097495890) is less than itself. Its deficiency is 1070506852

Bases of 2168002742

• Binary: 10000001001110010001100010110110₂
• Hexadecimal: 0x813918B6
• Base-36: ZURTME

Squares and roots of 2168002742

• 2168002742 squared (2168002742²) is 4700235889319518564
• 2168002742 cubed (2168002742³) is 10190124296091524760871902488
• The square root of 2168002742 is 46561.8163520281
• The cube root of 2168002742 is 1294.2552710327

Scales and comparisons

• 2,168,002,742 seconds is equal to 68 years, 48 weeks, 4 days, 14 hours, 59 minutes, 2 seconds.
• To count from 1 to 2,168,002,742 would take you about one hundred thirty-seven 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 2168002742 cubic inches would be around 107.9 feet tall.

Recreational maths with 2168002742

• 2168002742 backwards is 2472008612
• The number of decimal digits it has is: 10
• The sum of 2168002742's digits is 32
• More coming soon!