18242293168

Names of 18242293168

• Cardinal: 18242293168 can be written as Eighteen billion, two hundred forty-two million, two hundred ninety-three thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8242293168 × 10¹⁰

Factors of 18242293168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2018

Divisors of 18242293168

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 8 11 16 22 29 43 44 58 86 88 116 172 176 232 319 344 464 473 638 688 946 1247 1276 1849 1892 1933 2494 2552 3698 3784 3866 4988 5104 7396 7568 7732 9976 13717 14792 15464 19952 20339 21263 27434 29584 30928 40678 42526 53621 54868 56057 81356 83119 85052 107242 109736 112114 162712 166238 170104 214484 219472 224228 325424 332476 340208 428968 448456 589831 616627 664952 857936 896912 914309 1179662 1233254 1329904 1828618 2359324 2410451 2466508 3574117 3657236 4718648 4820902 4933016 7148234 7314472 9437296 9641804 9866032 14296468 14628944 19283608 26514961 28592936 38567216 39315287 53029922 57185872 78630574 103649393 106059844 157261148 207298786 212119688 314522296 414597572 424239376 629044592 829195144 1140143323 1658390288 2280286646 4560573292 9121146584 18242293168
• Sum of all divisors σ(n): 40857451920
• Sum of proper divisors (its aliquot sum) s(n): 22615158752
• 18242293168 is an abundant number, because the sum of its proper divisors (22615158752) is greater than itself. Its abundance is 4372865584

Bases of 18242293168

• Binary: 10000111111010100110100110110110000₂
• Hexadecimal: 0x43F534DB0
• Base-36: 8DOZNHS

Squares and roots of 18242293168

• 18242293168 squared (18242293168²) is 332781260027259476224
• 18242293168 cubed (18242293168³) is 6070693306233707036884333637632
• The square root of 18242293168 is 135064.0335840745
• The cube root of 18242293168 is 2632.4480556679

Scales and comparisons

• 18,242,293,168 seconds is equal to 580 years, 2 weeks, 3 days, 15 hours, 39 minutes, 28 seconds.
• To count from 1 to 18,242,293,168 would take you about one thousand, one hundred sixty 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 18242293168 cubic inches would be around 219.4 feet tall.

Recreational maths with 18242293168

• 18242293168 backwards is 86139224281
• The number of decimal digits it has is: 11
• The sum of 18242293168's digits is 46
• More coming soon!