13221705443

Names of 13221705443

• Cardinal: 13221705443 can be written as Thirteen billion, two hundred twenty-one million, seven hundred five thousand, four hundred forty-three.

Scientific notation

• Scientific notation: 1.3221705443 × 10¹⁰

Factors of 13221705443

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 138837

Divisors of 13221705443

• Number of divisors d(n): 8
• Complete list of divisors:
  1 17 5849 99433 132971 2260507 777747379 13221705443
• Sum of all divisors σ(n): 14001951600
• Sum of proper divisors (its aliquot sum) s(n): 780246157
• 13221705443 is a deficient number, because the sum of its proper divisors (780246157) is less than itself. Its deficiency is 12441459286

Bases of 13221705443

• Binary: 1100010100000100110011011011100011₂
• Hexadecimal: 0x3141336E3
• Base-36: 62NV17N

Squares and roots of 13221705443

• 13221705443 squared (13221705443²) is 174813494821455826249
• 13221705443 cubed (13221705443³) is 2311332535990694811100465573307
• The square root of 13221705443 is 114985.6749469255
• The cube root of 13221705443 is 2364.6261743185

Scales and comparisons

• 13,221,705,443 seconds is equal to 420 years, 21 weeks, 1 day, 23 hours, 57 minutes, 23 seconds.
• To count from 1 to 13,221,705,443 would take you about eight hundred forty 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 13221705443 cubic inches would be around 197.1 feet tall.

Recreational maths with 13221705443

• 13221705443 backwards is 34450712231
• The number of decimal digits it has is: 11
• The sum of 13221705443's digits is 32
• More coming soon!