18244313646

Names of 18244313646

• Cardinal: 18244313646 can be written as Eighteen billion, two hundred forty-four million, three hundred thirteen thousand, six hundred forty-six.

Scientific notation

• Scientific notation: 1.8244313646 × 10¹⁰

Factors of 18244313646

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1450

Divisors of 18244313646

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 13 19 26 37 38 39 57 74 78 111 114 222 247 313 481 494 626 703 741 939 962 1063 1406 1443 1482 1878 2109 2126 2886 3189 4069 4218 5947 6378 8138 9139 11581 11894 12207 13819 17841 18278 20197 23162 24414 27417 27638 34743 35682 39331 40394 41457 54834 60591 69486 77311 78662 82914 117993 121182 150553 154622 220039 231933 235986 262561 301106 332719 440078 451659 463866 511303 525122 660117 665438 747289 787683 903318 998157 1022606 1320234 1494578 1533909 1575366 1996314 2241867 2860507 3067818 4325347 4483734 5721014 6321661 8581521 8650694 9714757 12310603 12643322 12976041 17163042 18964983 19429514 24621206 25952082 29144271 36931809 37929966 58288542 73863618 82181593 160037839 164363186 233901457 246544779 320075678 467802914 480113517 493089558 701704371 960227034 1403408742 3040718941 6081437882 9122156823 18244313646
• Sum of all divisors σ(n): 42657377280
• Sum of proper divisors (its aliquot sum) s(n): 24413063634
• 18244313646 is an abundant number, because the sum of its proper divisors (24413063634) is greater than itself. Its abundance is 6168749988

Bases of 18244313646

• Binary: 10000111111011100100010001000101110₂
• Hexadecimal: 0x43F72222E
• Base-36: 8DQ6YI6

Squares and roots of 18244313646

• 18244313646 squared (18244313646²) is 332854980413621813316
• 18244313646 cubed (18244313646³) is 6072710661299303172964363310136
• The square root of 18244313646 is 135071.5130810343
• The cube root of 18244313646 is 2632.5452402153

Scales and comparisons

• 18,244,313,646 seconds is equal to 580 years, 5 weeks, 6 days, 54 minutes, 6 seconds.
• To count from 1 to 18,244,313,646 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 18244313646 cubic inches would be around 219.4 feet tall.

Recreational maths with 18244313646

• 18244313646 backwards is 64631344281
• The number of decimal digits it has is: 11
• The sum of 18244313646's digits is 42
• More coming soon!