1321918814

Names of 1321918814

• Cardinal: 1321918814 can be written as One billion, three hundred twenty-one million, nine hundred eighteen thousand, eight hundred fourteen.

Scientific notation

• Scientific notation: 1.321918814 × 10⁹

Factors of 1321918814

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 15371194

Divisors of 1321918814

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 43 86 15371149 30742298 660959407 1321918814
• Sum of all divisors σ(n): 2028991800
• Sum of proper divisors (its aliquot sum) s(n): 707072986
• 1321918814 is a deficient number, because the sum of its proper divisors (707072986) is less than itself. Its deficiency is 614845828

Bases of 1321918814

• Binary: 1001110110010101110000101011110₂
• Hexadecimal: 0x4ECAE15E
• Base-36: LV1B32

Squares and roots of 1321918814

• 1321918814 squared (1321918814²) is 1747469350807166596
• 1321918814 cubed (1321918814³) is 2310012611720359609284737144
• The square root of 1321918814 is 36358.2014681693
• The cube root of 1321918814 is 1097.4925846363

Scales and comparisons

• 1,321,918,814 seconds is equal to 42 years, 1 week, 4 days, 23 hours, 40 minutes, 14 seconds.
• To count from 1 to 1,321,918,814 would take you about eighty-four 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 1321918814 cubic inches would be around 91.5 feet tall.

Recreational maths with 1321918814

• 1321918814 backwards is 4188191231
• The number of decimal digits it has is: 10
• The sum of 1321918814's digits is 38
• More coming soon!