542790221

Names of 542790221

• Cardinal: 542790221 can be written as Five hundred forty-two million, seven hundred ninety thousand, two hundred twenty-one.

Scientific notation

• Scientific notation: 5.42790221 × 10⁸

Factors of 542790221

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 2999022

Divisors of 542790221

• Number of divisors d(n): 4
• Complete list of divisors:
  1 181 2998841 542790221
• Sum of all divisors σ(n): 545789244
• Sum of proper divisors (its aliquot sum) s(n): 2999023
• 542790221 is a deficient number, because the sum of its proper divisors (2999023) is less than itself. Its deficiency is 539791198

Bases of 542790221

• Binary: 100000010110100101001001001101₂
• Hexadecimal: 0x205A524D
• Base-36: 8Z5VM5

Squares and roots of 542790221

• 542790221 squared (542790221²) is 294621224013228841
• 542790221 cubed (542790221³) is 159917519293430989529963861
• The square root of 542790221 is 23297.8587213503
• The cube root of 542790221 is 815.7254363695

Scales and comparisons

• 542,790,221 seconds is equal to 17 years, 13 weeks, 3 days, 7 hours, 3 minutes, 41 seconds.
• To count from 1 to 542,790,221 would take you about twenty-five 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 542790221 cubic inches would be around 68 feet tall.

Recreational maths with 542790221

• 542790221 backwards is 122097245
• The number of decimal digits it has is: 9
• The sum of 542790221's digits is 32
• More coming soon!