18263943712

Names of 18263943712

• Cardinal: 18263943712 can be written as Eighteen billion, two hundred sixty-three million, nine hundred forty-three thousand, seven hundred twelve.

Scientific notation

• Scientific notation: 1.8263943712 × 10¹⁰

Factors of 18263943712

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 465

Divisors of 18263943712

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 59 112 118 224 236 397 413 472 794 826 944 1588 1652 1888 2779 3176 3304 3481 5558 6352 6608 6962 11116 12704 13216 13924 22232 23423 24367 27848 44464 46846 48734 55696 88928 93692 97468 111392 163961 187384 194936 205379 327922 374768 389872 410758 655844 749536 779744 821516 1311688 1381957 1437653 1643032 2623376 2763914 2875306 3286064 5246752 5527828 5750612 6572128 9673699 11055656 11501224 19347398 22111312 23002448 38694796 44222624 46004896 77389592 81535463 154779184 163070926 309558368 326141852 570748241 652283704 1141496482 1304567408 2282992964 2609134816 4565985928 9131971856 18263943712
• Sum of all divisors σ(n): 41907680640
• Sum of proper divisors (its aliquot sum) s(n): 23643736928
• 18263943712 is an abundant number, because the sum of its proper divisors (23643736928) is greater than itself. Its abundance is 5379793216

Bases of 18263943712

• Binary: 10001000000100111011010101000100000₂
• Hexadecimal: 0x4409DAA20
• Base-36: 8E1VP5S

Squares and roots of 18263943712

• 18263943712 squared (18263943712²) is 333571639915104338944
• 18263943712 cubed (18263943712³) is 6092333655328998105080185520128
• The square root of 18263943712 is 135144.1590006761
• The cube root of 18263943712 is 2633.4890687935

Scales and comparisons

• 18,263,943,712 seconds is equal to 580 years, 38 weeks, 2 days, 5 hours, 41 minutes, 52 seconds.
• To count from 1 to 18,263,943,712 would take you about one thousand, one hundred sixty-one 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 18263943712 cubic inches would be around 219.5 feet tall.

Recreational maths with 18263943712

• 18263943712 backwards is 21734936281
• The number of decimal digits it has is: 11
• The sum of 18263943712's digits is 46
• More coming soon!