18455433326420

Names of 18455433326420

• Cardinal: 18455433326420 can be written as Eighteen trillion, four hundred fifty-five billion, four hundred thirty-three million, three hundred twenty-six thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.845543332642 × 10¹³

Factors of 18455433326420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 106814862

Divisors of 18455433326420

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 5 10 20 53 106 163 212 265 326 530 652 815 1060 1630 3260 8639 17278 34556 43195 86390 172780 106814639 213629278 427258556 534073195 1068146390 2136292780 5661175867 11322351734 17410786157 22644703468 28305879335 34821572314 56611758670 69643144628 87053930785 113223517340 174107861570 348215723140 922771666321 1845543332642 3691086665284 4613858331605 9227716663210 18455433326420
• Sum of all divisors σ(n): 39729918977280
• Sum of proper divisors (its aliquot sum) s(n): 21274485650860
• 18455433326420 is an abundant number, because the sum of its proper divisors (21274485650860) is greater than itself. Its abundance is 2819052324440

Bases of 18455433326420

• Binary: 100001100100011111101100011000010111101010100₂
• Hexadecimal: 0x10C8FD8C2F54
• Base-36: 6JIB4HWLW

Squares and roots of 18455433326420

• 18455433326420 squared (18455433326420²) is 340603019265933986270016400
• 18455433326420 cubed (18455433326420³) is 6285976312839791414815379377359953288000
• The square root of 18455433326420 is 4295978.7390558625
• The cube root of 18455433326420 is 26426.6075704625

Scales and comparisons

• 18,455,433,326,420 seconds is equal to 586,825 years, 36 weeks, 9 hours, 20 minutes, 20 seconds.
• To count from 1 to 18,455,433,326,420 would take you about one million, four hundred sixty-seven thousand and sixty-four 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 18455433326420 cubic inches would be around 2202.2 feet tall.

Recreational maths with 18455433326420

• 18455433326420 backwards is 02462333455481
• The number of decimal digits it has is: 14
• The sum of 18455433326420's digits is 50
• More coming soon!