213405

213,405 is an odd composite number composed of four prime numbers multiplied together.

What does the number 213405 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

213405 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 213405:

3 × 5 × 41 × 347

See below for interesting mathematical facts about the number 213405 from the Numbermatics database.

Names of 213405

Cardinal: 213405 can be written as Two hundred thirteen thousand, four hundred five.

Scientific notation

Scientific notation: 2.13405 × 10⁵

Factors of 213405

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 396

Divisors of 213405

Number of divisors d(n): 16
Complete list of divisors:
1 3 5 15 41 123 205 347 615 1041 1735 5205 14227 42681 71135 213405
Sum of all divisors σ(n): 350784
Sum of proper divisors (its aliquot sum) s(n): 137379
213405 is a deficient number, because the sum of its proper divisors (137379) is less than itself. Its deficiency is 76026

Bases of 213405

Binary: 110100000110011101₂
Hexadecimal: 0x3419D
Base-36: 4KNX

Squares and roots of 213405

213405 squared (213405²) is 45541694025
213405 cubed (213405³) is 9718825213405125
The square root of 213405 is 461.9577902795
The cube root of 213405 is 59.7587535245

Scales and comparisons

How big is 213405?

213,405 seconds is equal to 2 days, 11 hours, 16 minutes, 45 seconds.
To count from 1 to 213,405 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 213405 cubic inches would be around 5 feet tall.

Recreational maths with 213405

213405 backwards is 504312
213405 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 213405's digits is 15
More coming soon!

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The information we have on file for 213405 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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