18349991448721

18,349,991,448,721 is an odd composite number. It is composed of a single prime number multiplied by itself.

What does the number 18349991448721 look like?

This visualization shows the relationship between its 1 prime factors (large circles) and 3 divisors.

18349991448721 is an odd composite number. It has a total of three divisors.

Prime factorization of 18349991448721:

4283689²

(4283689 × 4283689)

See below for interesting mathematical facts about the number 18349991448721 from the Numbermatics database.

Names of 18349991448721

Cardinal: 18349991448721 can be written as Eighteen trillion, three hundred forty-nine billion, nine hundred ninety-one million, four hundred forty-eight thousand, seven hundred twenty-one.

Scientific notation

Scientific notation: 1.8349991448721 × 10¹³

Factors of 18349991448721

Number of distinct prime factors ω(n): 1
Total number of prime factors Ω(n): 2
Sum of prime factors: 4283689

Divisors of 18349991448721

Number of divisors d(n): 3
Complete list of divisors:
1 4283689 18349991448721
Sum of all divisors σ(n): 18349995732411
Sum of proper divisors (its aliquot sum) s(n): 4283690
18349991448721 is a deficient number, because the sum of its proper divisors (4283690) is less than itself. Its deficiency is 18349987165031

Bases of 18349991448721

Binary: 100001011000001110000101110001101000010010001₂
Hexadecimal: 0x10B070B8D091
Base-36: 6I5VB4J2P

Squares and roots of 18349991448721

18349991448721 squared (18349991448721²) is 336722186168133824372535841
18349991448721 cubed (18349991448721³) is 6178849236779896263582791135796086109361
18349991448721 is a perfect square number. Its square root is 4283689
The cube root of 18349991448721 is 26376.1834911251

Scales and comparisons

How big is 18349991448721?

18,349,991,448,721 seconds is equal to 583,472 years, 50 weeks, 2 days, 6 hours, 52 minutes, 1 second.
To count from 1 to 18,349,991,448,721 would take you about one million, four hundred fifty-eight thousand, six hundred eighty-two 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 18349991448721 cubic inches would be around 2198 feet tall.

Recreational maths with 18349991448721

18349991448721 backwards is 12784419994381
The number of decimal digits it has is: 14
The sum of 18349991448721's digits is 70
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The information we have on file for 18349991448721 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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