13780388

13,780,388 is an even composite number composed of three prime numbers multiplied together.

What does the number 13780388 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

13780388 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 13780388:

2² × 61 × 56477

(2 × 2 × 61 × 56477)

See below for interesting mathematical facts about the number 13780388 from the Numbermatics database.

Names of 13780388

Cardinal: 13780388 can be written as Thirteen million, seven hundred eighty thousand, three hundred eighty-eight.

Scientific notation

Scientific notation: 1.3780388 × 10⁷

Factors of 13780388

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 56540

Divisors of 13780388

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 61 122 244 56477 112954 225908 3445097 6890194 13780388
Sum of all divisors σ(n): 24511452
Sum of proper divisors (its aliquot sum) s(n): 10731064
13780388 is a deficient number, because the sum of its proper divisors (10731064) is less than itself. Its deficiency is 3049324

Bases of 13780388

Binary: 110100100100010110100100₂
Hexadecimal: 0xD245A4
Base-36: 87D0K

Squares and roots of 13780388

13780388 squared (13780388²) is 189899093430544
13780388 cubed (13780388³) is 2616883188321147371072
The square root of 13780388 is 3712.1944992147
The cube root of 13780388 is 239.7473498671

Scales and comparisons

How big is 13780388?

13,780,388 seconds is equal to 22 weeks, 5 days, 11 hours, 53 minutes, 8 seconds.
To count from 1 to 13,780,388 would take you about thirty-four weeks!

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 13780388 cubic inches would be around 20 feet tall.

Recreational maths with 13780388

13780388 backwards is 88308731
The number of decimal digits it has is: 8
The sum of 13780388's digits is 38
More coming soon!

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The information we have on file for 13780388 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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