261430

261,430 is an even composite number composed of four prime numbers multiplied together.

What does the number 261430 look like?

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

261430 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 261430:

2 × 5 × 13 × 2011

See below for interesting mathematical facts about the number 261430 from the Numbermatics database.

Names of 261430

Cardinal: 261430 can be written as Two hundred sixty-one thousand, four hundred thirty.

Scientific notation

Scientific notation: 2.6143 × 10⁵

Factors of 261430

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 2031

Divisors of 261430

Number of divisors d(n): 16
Complete list of divisors:
1 2 5 10 13 26 65 130 2011 4022 10055 20110 26143 52286 130715 261430
Sum of all divisors σ(n): 507024
Sum of proper divisors (its aliquot sum) s(n): 245594
261430 is a deficient number, because the sum of its proper divisors (245594) is less than itself. Its deficiency is 15836

Bases of 261430

Binary: 111111110100110110₂
Hexadecimal: 0x3FD36
Base-36: 5LPY

Squares and roots of 261430

261430 squared (261430²) is 68345644900
261430 cubed (261430³) is 17867601946207000
The square root of 261430 is 511.3022589427
The cube root of 261430 is 63.9418416973

Scales and comparisons

How big is 261430?

261,430 seconds is equal to 3 days, 37 minutes, 10 seconds.
To count from 1 to 261,430 would take you about three 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 261430 cubic inches would be around 5.3 feet tall.

Recreational maths with 261430

261430 backwards is 034162
The number of decimal digits it has is: 6
The sum of 261430's digits is 16
More coming soon!

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The information we have on file for 261430 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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