13991530

13,991,530 is an even composite number composed of five prime numbers multiplied together.

What does the number 13991530 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 32 divisors.

13991530 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 13991530:

2 × 5 × 7 × 101 × 1979

See below for interesting mathematical facts about the number 13991530 from the Numbermatics database.

Names of 13991530

Cardinal: 13991530 can be written as Thirteen million, nine hundred ninety-one thousand, five hundred thirty.

Scientific notation

Scientific notation: 1.399153 × 10⁷

Factors of 13991530

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 5
Sum of prime factors: 2094

Divisors of 13991530

Number of divisors d(n): 32
Complete list of divisors:
1 2 5 7 10 14 35 70 101 202 505 707 1010 1414 1979 3535 3958 7070 9895 13853 19790 27706 69265 138530 199879 399758 999395 1399153 1998790 2798306 6995765 13991530
Sum of all divisors σ(n): 29082240
Sum of proper divisors (its aliquot sum) s(n): 15090710
13991530 is an abundant number, because the sum of its proper divisors (15090710) is greater than itself. Its abundance is 1099180

Bases of 13991530

Binary: 110101010111111001101010₂
Hexadecimal: 0xD57E6A
Base-36: 8BVXM

Squares and roots of 13991530

13991530 squared (13991530²) is 195762911740900
13991530 cubed (13991530³) is 2739022652510154577000
The square root of 13991530 is 3740.5253641701
The cube root of 13991530 is 240.9656120767

Scales and comparisons

How big is 13991530?

13,991,530 seconds is equal to 23 weeks, 22 hours, 32 minutes, 10 seconds.
To count from 1 to 13,991,530 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 13991530 cubic inches would be around 20.1 feet tall.

Recreational maths with 13991530

13991530 backwards is 03519931
The number of decimal digits it has is: 8
The sum of 13991530's digits is 31
More coming soon!

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The information we have on file for 13991530 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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