38821013

Names of 38821013

• Cardinal: 38821013 can be written as Thirty-eight million, eight hundred twenty-one thousand and thirteen.

Scientific notation

• Scientific notation: 3.8821013 × 10⁷

Factors of 38821013

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 713

Divisors of 38821013

• Number of divisors d(n): 32
• Complete list of divisors:
  1 7 11 17 47 77 119 187 329 517 631 799 1309 3619 4417 5593 6941 8789 10727 29657 48587 61523 75089 117997 207599 326227 504169 825979 2283589 3529183 5545859 38821013
• Sum of all divisors σ(n): 52420608
• Sum of proper divisors (its aliquot sum) s(n): 13599595
• 38821013 is a deficient number, because the sum of its proper divisors (13599595) is less than itself. Its deficiency is 25221418

Bases of 38821013

• Binary: 10010100000101110010010101₂
• Hexadecimal: 0x2505C95
• Base-36: N42HH

Squares and roots of 38821013

• 38821013 squared (38821013²) is 1507071050346169
• 38821013 cubed (38821013³) is 58506024837412281249197
• The square root of 38821013 is 6230.6510895733
• The cube root of 38821013 is 338.6015599411

Scales and comparisons

• 38,821,013 seconds is equal to 1 year, 12 weeks, 1 day, 7 hours, 36 minutes, 53 seconds.
• To count from 1 to 38,821,013 would take you about forty-four weeks!

  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 38821013 cubic inches would be around 28.2 feet tall.

Recreational maths with 38821013

• 38821013 backwards is 31012883
• The number of decimal digits it has is: 8
• The sum of 38821013's digits is 26
• More coming soon!