40393421

40,393,421 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 40393421 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

40393421 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 40393421:

40393421

See below for interesting mathematical facts about the number 40393421 from the Numbermatics database.

Names of 40393421

Cardinal: 40393421 can be written as Forty million, three hundred ninety-three thousand, four hundred twenty-one.

Scientific notation

Scientific notation: 4.0393421 × 10⁷

Factors of 40393421

Number of distinct prime factors ω(n): 1
Total number of prime factors Ω(n): 1
Sum of prime factors: 40393421

Divisors of 40393421

Number of divisors d(n): 2
Complete list of divisors:
1 40393421
Sum of all divisors σ(n): 40393422
Sum of proper divisors (its aliquot sum) s(n): 1
40393421 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 40393420

Bases of 40393421

Binary: 10011010000101101011001101₂
Hexadecimal: 0x2685ACD
Base-36: O1RRH

Squares and roots of 40393421

40393421 squared (40393421²) is 1631628460083241
40393421 cubed (40393421³) is 65907055303724048757461
The square root of 40393421 is 6355.5818773737
The cube root of 40393421 is 343.1127673937

Scales and comparisons

How big is 40393421?

40,393,421 seconds is equal to 1 year, 14 weeks, 5 days, 12 hours, 23 minutes, 41 seconds.
To count from 1 to 40,393,421 would take you about forty-eight weeks!

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 40393421 cubic inches would be around 28.6 feet tall.

Recreational maths with 40393421

40393421 backwards is 12439304
The number of decimal digits it has is: 8
The sum of 40393421's digits is 26
More coming soon!

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The information we have on file for 40393421 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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