1393014021

Names of 1393014021

• Cardinal: 1393014021 can be written as One billion, three hundred ninety-three million, fourteen thousand and twenty-one.

Scientific notation

• Scientific notation: 1.393014021 × 10⁹

Factors of 1393014021

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 2884120

Divisors of 1393014021

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 7 21 23 69 161 483 2884087 8652261 20188609 60565827 66334001 199002003 464338007 1393014021
• Sum of all divisors σ(n): 2214979584
• Sum of proper divisors (its aliquot sum) s(n): 821965563
• 1393014021 is a deficient number, because the sum of its proper divisors (821965563) is less than itself. Its deficiency is 571048458

Bases of 1393014021

• Binary: 1010011000001111011010100000101₂
• Hexadecimal: 0x5307B505
• Base-36: N1D4HX

Squares and roots of 1393014021

• 1393014021 squared (1393014021²) is 1940488062702588441
• 1393014021 cubed (1393014021³) is 2703127078927832851305531261
• The square root of 1393014021 is 37323.1030462367
• The cube root of 1393014021 is 1116.8250914259

Scales and comparisons

• 1,393,014,021 seconds is equal to 44 years, 15 weeks, 1 day, 20 hours, 20 minutes, 21 seconds.
• To count from 1 to 1,393,014,021 would take you about eighty-eight 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 1393014021 cubic inches would be around 93.1 feet tall.

Recreational maths with 1393014021

• 1393014021 backwards is 1204103931
• The number of decimal digits it has is: 10
• The sum of 1393014021's digits is 24
• More coming soon!