401391

401,391 is an odd composite number composed of three prime numbers multiplied together.

What does the number 401391 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

401391 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 401391:

3² × 103 × 433

(3 × 3 × 103 × 433)

See below for interesting mathematical facts about the number 401391 from the Numbermatics database.

Names of 401391

Cardinal: 401391 can be written as Four hundred one thousand, three hundred ninety-one.

Scientific notation

Scientific notation: 4.01391 × 10⁵

Factors of 401391

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 539

Divisors of 401391

Number of divisors d(n): 12
Complete list of divisors:
1 3 9 103 309 433 927 1299 3897 44599 133797 401391
Sum of all divisors σ(n): 586768
Sum of proper divisors (its aliquot sum) s(n): 185377
401391 is a deficient number, because the sum of its proper divisors (185377) is less than itself. Its deficiency is 216014

Bases of 401391

Binary: 1100001111111101111₂
Hexadecimal: 0x61FEF
Base-36: 8LPR

Squares and roots of 401391

401391 squared (401391²) is 161114734881
401391 cubed (401391³) is 64670004548619471
The square root of 401391 is 633.5542597127
The cube root of 401391 is 73.7659392915

Scales and comparisons

How big is 401391?

401,391 seconds is equal to 4 days, 15 hours, 29 minutes, 51 seconds.
To count from 1 to 401,391 would take you about four 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 401391 cubic inches would be around 6.1 feet tall.

Recreational maths with 401391

401391 backwards is 193104
The number of decimal digits it has is: 6
The sum of 401391's digits is 18
More coming soon!

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The information we have on file for 401391 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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