472920121

Names of 472920121

• Cardinal: 472920121 can be written as Four hundred seventy-two million, nine hundred twenty thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 4.72920121 × 10⁸

Factors of 472920121

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 731590

Divisors of 472920121

• Number of divisors d(n): 4
• Complete list of divisors:
  1 647 730943 472920121
• Sum of all divisors σ(n): 473651712
• Sum of proper divisors (its aliquot sum) s(n): 731591
• 472920121 is a deficient number, because the sum of its proper divisors (731591) is less than itself. Its deficiency is 472188530

Bases of 472920121

• Binary: 11100001100000011000000111001₂
• Hexadecimal: 0x1C303039
• Base-36: 7TKBI1

Squares and roots of 472920121

• 472920121 squared (472920121²) is 223653440846654641
• 472920121 cubed (472920121³) is 105770212307266255266931561
• The square root of 472920121 is 21746.7266732261
• The cube root of 472920121 is 779.1048908951

Scales and comparisons

• 472,920,121 seconds is equal to 15 years, 1 week, 6 days, 14 hours, 42 minutes, 1 second.
• To count from 1 to 472,920,121 would take you about twenty-two 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 472920121 cubic inches would be around 64.9 feet tall.

Recreational maths with 472920121

• 472920121 backwards is 121029274
• The number of decimal digits it has is: 9
• The sum of 472920121's digits is 28
• More coming soon!