15143921

15,143,921 is an odd composite number composed of three prime numbers multiplied together.

What does the number 15143921 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

15143921 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 15143921:

13³ × 61 × 113

(13 × 13 × 13 × 61 × 113)

See below for interesting mathematical facts about the number 15143921 from the Numbermatics database.

Names of 15143921

Cardinal: 15143921 can be written as Fifteen million, one hundred forty-three thousand, nine hundred twenty-one.

Scientific notation

Scientific notation: 1.5143921 × 10⁷

Factors of 15143921

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 187

Divisors of 15143921

Number of divisors d(n): 16
Complete list of divisors:
1 13 61 113 169 793 1469 2197 6893 10309 19097 89609 134017 248261 1164917 15143921
Sum of all divisors σ(n): 16821840
Sum of proper divisors (its aliquot sum) s(n): 1677919
15143921 is a deficient number, because the sum of its proper divisors (1677919) is less than itself. Its deficiency is 13466002

Bases of 15143921

Binary: 111001110001001111110001₂
Hexadecimal: 0xE713F1
Base-36: 90L4H

Squares and roots of 15143921

15143921 squared (15143921²) is 229338343254241
15143921 cubed (15143921³) is 3473081752513108618961
The square root of 15143921 is 3891.5191121207
The cube root of 15143921 is 247.4074530699

Scales and comparisons

How big is 15143921?

15,143,921 seconds is equal to 25 weeks, 6 hours, 38 minutes, 41 seconds.
To count from 1 to 15,143,921 would take you about thirty-seven 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 15143921 cubic inches would be around 20.6 feet tall.

Recreational maths with 15143921

15143921 backwards is 12934151
The number of decimal digits it has is: 8
The sum of 15143921's digits is 26
More coming soon!

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The information we have on file for 15143921 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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