13218847896

Names of 13218847896

• Cardinal: 13218847896 can be written as Thirteen billion, two hundred eighteen million, eight hundred forty-seven thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 1.3218847896 × 10¹⁰

Factors of 13218847896

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 32244

Divisors of 13218847896

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 12 17 24 34 51 68 102 136 204 408 1039 2078 3117 4156 6234 8312 12468 17663 24936 31183 35326 52989 62366 70652 93549 105978 124732 141304 187098 211956 249464 374196 423912 530111 748392 1060222 1590333 2120444 3180666 4240888 6361332 12722664 32399137 64798274 97197411 129596548 194394822 259193096 388789644 550785329 777579288 1101570658 1652355987 2203141316 3304711974 4406282632 6609423948 13218847896
• Sum of all divisors σ(n): 35025868800
• Sum of proper divisors (its aliquot sum) s(n): 21807020904
• 13218847896 is an abundant number, because the sum of its proper divisors (21807020904) is greater than itself. Its abundance is 8588173008

Bases of 13218847896

• Binary: 1100010011111001111001110010011000₂
• Hexadecimal: 0x313E79C98
• Base-36: 62M5SBC

Squares and roots of 13218847896

• 13218847896 squared (13218847896²) is 174737939697583626816
• 13218847896 cubed (13218847896³) is 2309834246522778201620730779136
• The square root of 13218847896 is 114973.2486102745
• The cube root of 13218847896 is 2364.4558100815

Scales and comparisons

• 13,218,847,896 seconds is equal to 420 years, 16 weeks, 3 days, 22 hours, 11 minutes, 36 seconds.
• To count from 1 to 13,218,847,896 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 13218847896 cubic inches would be around 197 feet tall.

Recreational maths with 13218847896

• 13218847896 backwards is 69874881231
• The number of decimal digits it has is: 11
• The sum of 13218847896's digits is 57
• More coming soon!