7318139399

Names of 7318139399

• Cardinal: 7318139399 can be written as Seven billion, three hundred eighteen million, one hundred thirty-nine thousand, three hundred ninety-nine.

Scientific notation

• Scientific notation: 7.318139399 × 10⁹

Factors of 7318139399

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 26421

Divisors of 7318139399

• Number of divisors d(n): 8
• Complete list of divisors:
  1 59 6131 20231 361729 1193629 124036261 7318139399
• Sum of all divisors σ(n): 7443757440
• Sum of proper divisors (its aliquot sum) s(n): 125618041
• 7318139399 is a deficient number, because the sum of its proper divisors (125618041) is less than itself. Its deficiency is 7192521358

Bases of 7318139399

• Binary: 110110100001100011111001000000111₂
• Hexadecimal: 0x1B431F207
• Base-36: 3D114HZ

Squares and roots of 7318139399

• 7318139399 squared (7318139399²) is 53555164263196081201
• 7318139399 cubed (7318139399³) is 391924157614412047499441338199
• The square root of 7318139399 is 85546.1243949719
• The cube root of 7318139399 is 1941.4828531557

Scales and comparisons

• 7,318,139,399 seconds is equal to 232 years, 36 weeks, 16 hours, 29 minutes, 59 seconds.
• To count from 1 to 7,318,139,399 would take you about four hundred sixty-five 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 7318139399 cubic inches would be around 161.8 feet tall.

Recreational maths with 7318139399

• 7318139399 backwards is 9939318137
• The number of decimal digits it has is: 10
• The sum of 7318139399's digits is 53
• More coming soon!