13643479215

Names of 13643479215

• Cardinal: 13643479215 can be written as Thirteen billion, six hundred forty-three million, four hundred seventy-nine thousand, two hundred fifteen.

Scientific notation

• Scientific notation: 1.3643479215 × 10¹⁰

Factors of 13643479215

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1125

Divisors of 13643479215

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 5 9 15 27 45 81 135 243 405 729 1117 1215 2187 3351 3645 5585 10053 10935 16755 30159 50265 90477 150795 271431 452385 814293 1247689 1357155 2442879 3743067 4071465 6238445 11229201 12214395 18715335 33687603 56146005 101062809 168438015 303188427 505314045 909565281 1515942135 2728695843 4547826405 13643479215
• Sum of all divisors σ(n): 24576521760
• Sum of proper divisors (its aliquot sum) s(n): 10933042545
• 13643479215 is a deficient number, because the sum of its proper divisors (10933042545) is less than itself. Its deficiency is 2710436670

Bases of 13643479215

• Binary: 1100101101001101101111100010101111₂
• Hexadecimal: 0x32D36F8AF
• Base-36: 69MZ3XR

Squares and roots of 13643479215

• 13643479215 squared (13643479215²) is 186144525090137016225
• 13643479215 cubed (13643479215³) is 2539658959053330382367905263375
• The square root of 13643479215 is 116805.3047382695
• The cube root of 13643479215 is 2389.5073892969

Scales and comparisons

• 13,643,479,215 seconds is equal to 433 years, 42 weeks, 4 days, 15 hours, 20 minutes, 15 seconds.
• To count from 1 to 13,643,479,215 would take you about eight hundred sixty-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 13643479215 cubic inches would be around 199.1 feet tall.

Recreational maths with 13643479215

• 13643479215 backwards is 51297434631
• 13643479215 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13643479215's digits is 45
• More coming soon!