813420

813,420 is an even composite number composed of four prime numbers multiplied together.

What does the number 813420 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

813420 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 813420:

2² × 3² × 5 × 4519

(2 × 2 × 3 × 3 × 5 × 4519)

See below for interesting mathematical facts about the number 813420 from the Numbermatics database.

Names of 813420

Cardinal: 813420 can be written as Eight hundred thirteen thousand, four hundred twenty.

Scientific notation

Scientific notation: 8.1342 × 10⁵

Factors of 813420

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 4529

Divisors of 813420

Number of divisors d(n): 36
Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 4519 9038 13557 18076 22595 27114 40671 45190 54228 67785 81342 90380 135570 162684 203355 271140 406710 813420
Sum of all divisors σ(n): 2467920
Sum of proper divisors (its aliquot sum) s(n): 1654500
813420 is an abundant number, because the sum of its proper divisors (1654500) is greater than itself. Its abundance is 841080

Bases of 813420

Binary: 11000110100101101100₂
Hexadecimal: 0xC696C
Base-36: HFN0

Squares and roots of 813420

813420 squared (813420²) is 661652096400
813420 cubed (813420³) is 538201048253688000
The square root of 813420 is 901.8979986673
The cube root of 813420 is 93.3479852281

Scales and comparisons

How big is 813420?

813,420 seconds is equal to 1 week, 2 days, 9 hours, 57 minutes.
To count from 1 to 813,420 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 813420 cubic inches would be around 7.8 feet tall.

Recreational maths with 813420

813420 backwards is 024318
813420 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 813420's digits is 18
More coming soon!

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The information we have on file for 813420 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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