813397

813,397 is an odd composite number composed of two prime numbers multiplied together.

What does the number 813397 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 6 divisors.

813397 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of six divisors.

Prime factorization of 813397:

13² × 4813

(13 × 13 × 4813)

See below for interesting mathematical facts about the number 813397 from the Numbermatics database.

Names of 813397

Cardinal: 813397 can be written as Eight hundred thirteen thousand, three hundred ninety-seven.

Scientific notation

Scientific notation: 8.13397 × 10⁵

Factors of 813397

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 3
Sum of prime factors: 4826

Divisors of 813397

Number of divisors d(n): 6
Complete list of divisors:
1 13 169 4813 62569 813397
Sum of all divisors σ(n): 880962
Sum of proper divisors (its aliquot sum) s(n): 67565
813397 is a deficient number, because the sum of its proper divisors (67565) is less than itself. Its deficiency is 745832

Bases of 813397

Binary: 11000110100101010101₂
Hexadecimal: 0xC6955
Base-36: HFMD

Squares and roots of 813397

813397 squared (813397²) is 661614679609
813397 cubed (813397³) is 538155395549921773
The square root of 813397 is 901.8852476895
The cube root of 813397 is 93.3471053941

Scales and comparisons

How big is 813397?

813,397 seconds is equal to 1 week, 2 days, 9 hours, 56 minutes, 37 seconds.
To count from 1 to 813,397 would take you about two days!

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 813397 cubic inches would be around 7.8 feet tall.

Recreational maths with 813397

813397 backwards is 793318
The number of decimal digits it has is: 6
The sum of 813397's digits is 31
More coming soon!

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The information we have on file for 813397 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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