3620981

Names of 3620981

• Cardinal: 3620981 can be written as Three million, six hundred twenty thousand, nine hundred eighty-one.

Scientific notation

• Scientific notation: 3.620981 × 10⁶

Factors of 3620981

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 39811

Divisors of 3620981

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 13 91 39791 278537 517283 3620981
• Sum of all divisors σ(n): 4456704
• Sum of proper divisors (its aliquot sum) s(n): 835723
• 3620981 is a deficient number, because the sum of its proper divisors (835723) is less than itself. Its deficiency is 2785258

Bases of 3620981

• Binary: 1101110100000001110101₂
• Hexadecimal: 0x374075
• Base-36: 25LYT

Squares and roots of 3620981

• 3620981 squared (3620981²) is 13111503402361
• 3620981 cubed (3620981³) is 47476504701384536141
• The square root of 3620981 is 1902.8875426575
• The cube root of 3620981 is 153.5590495263

Scales and comparisons

• 3,620,981 seconds is equal to 5 weeks, 6 days, 21 hours, 49 minutes, 41 seconds.
• To count from 1 to 3,620,981 would take you about eight 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 3620981 cubic inches would be around 12.8 feet tall.

Recreational maths with 3620981

• 3620981 backwards is 1890263
• The number of decimal digits it has is: 7
• The sum of 3620981's digits is 29
• More coming soon!