13005154879

Names of 13005154879

• Cardinal: 13005154879 can be written as Thirteen billion, five million, one hundred fifty-four thousand, eight hundred seventy-nine.

Scientific notation

• Scientific notation: 1.3005154879 × 10¹⁰

Factors of 13005154879

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 156688696

Divisors of 13005154879

• Number of divisors d(n): 4
• Complete list of divisors:
  1 83 156688613 13005154879
• Sum of all divisors σ(n): 13161843576
• Sum of proper divisors (its aliquot sum) s(n): 156688697
• 13005154879 is a deficient number, because the sum of its proper divisors (156688697) is less than itself. Its deficiency is 12848466182

Bases of 13005154879

• Binary: 1100000111001010101110101000111111₂
• Hexadecimal: 0x3072AEA3F
• Base-36: 5Z2XLQ7

Squares and roots of 13005154879

• 13005154879 squared (13005154879²) is 169134053426777504641
• 13005154879 cubed (13005154879³) is 2199614560128302133729346293439
• The square root of 13005154879 is 114040.1459092367
• The cube root of 13005154879 is 2351.6454375687

Scales and comparisons

• 13,005,154,879 seconds is equal to 413 years, 27 weeks, 1 day, 15 hours, 1 minute, 19 seconds.
• To count from 1 to 13,005,154,879 would take you about eight hundred twenty-seven 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 13005154879 cubic inches would be around 196 feet tall.

Recreational maths with 13005154879

• 13005154879 backwards is 97845150031
• The number of decimal digits it has is: 11
• The sum of 13005154879's digits is 43
• More coming soon!