38442945

Names of 38442945

• Cardinal: 38442945 can be written as Thirty-eight million, four hundred forty-two thousand, nine hundred forty-five.

Scientific notation

• Scientific notation: 3.8442945 × 10⁷

Factors of 38442945

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1845

Divisors of 38442945

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 5 15 31 47 93 141 155 235 465 705 1457 1759 4371 5277 7285 8795 21855 26385 54529 82673 163587 248019 272645 413365 817935 1240095 2562863 7688589 12814315 38442945
• Sum of all divisors σ(n): 64880640
• Sum of proper divisors (its aliquot sum) s(n): 26437695
• 38442945 is a deficient number, because the sum of its proper divisors (26437695) is less than itself. Its deficiency is 12005250

Bases of 38442945

• Binary: 10010010101001011111000001₂
• Hexadecimal: 0x24A97C1
• Base-36: MVYRL

Squares and roots of 38442945

• 38442945 squared (38442945²) is 1477860020273025
• 38442945 cubed (38442945³) is 56813291477054785058625
• The square root of 38442945 is 6200.2374954513
• The cube root of 38442945 is 337.4987873755

Scales and comparisons

• 38,442,945 seconds is equal to 1 year, 11 weeks, 3 days, 22 hours, 35 minutes, 45 seconds.
• To count from 1 to 38,442,945 would take you about forty-three 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 38442945 cubic inches would be around 28.1 feet tall.

Recreational maths with 38442945

• 38442945 backwards is 54924483
• The number of decimal digits it has is: 8
• The sum of 38442945's digits is 39
• More coming soon!