542109749

Names of 542109749

• Cardinal: 542109749 can be written as Five hundred forty-two million, one hundred nine thousand, seven hundred forty-nine.

Scientific notation

• Scientific notation: 5.42109749 × 10⁸

Factors of 542109749

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 13222230

Divisors of 542109749

• Number of divisors d(n): 4
• Complete list of divisors:
  1 41 13222189 542109749
• Sum of all divisors σ(n): 555331980
• Sum of proper divisors (its aliquot sum) s(n): 13222231
• 542109749 is a deficient number, because the sum of its proper divisors (13222231) is less than itself. Its deficiency is 528887518

Bases of 542109749

• Binary: 100000010011111111000000110101₂
• Hexadecimal: 0x204FF035
• Base-36: 8YRAK5

Squares and roots of 542109749

• 542109749 squared (542109749²) is 293882979960843001
• 542109749 cubed (542109749³) is 159316828501944629100516749
• The square root of 542109749 is 23283.2503959391
• The cube root of 542109749 is 815.3844142347

Scales and comparisons

• 542,109,749 seconds is equal to 17 years, 12 weeks, 2 days, 10 hours, 2 minutes, 29 seconds.
• To count from 1 to 542,109,749 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 542109749 cubic inches would be around 67.9 feet tall.

Recreational maths with 542109749

• 542109749 backwards is 947901245
• 542109749 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 542109749's digits is 41
• More coming soon!