742521421

742,521,421 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 742521421 look like?

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

742521421 is a prime number. Like all primes (except two), it is an odd number.

Prime factorization of 742521421:

742521421

See below for interesting mathematical facts about the number 742521421 from the Numbermatics database.

Names of 742521421

Cardinal: 742521421 can be written as Seven hundred forty-two million, five hundred twenty-one thousand, four hundred twenty-one.

Scientific notation

Scientific notation: 7.42521421 × 10⁸

Factors of 742521421

Number of distinct prime factors ω(n): 1
Total number of prime factors Ω(n): 1
Sum of prime factors: 742521421

Divisors of 742521421

Number of divisors d(n): 2
Complete list of divisors:
1 742521421
Sum of all divisors σ(n): 742521422
Sum of proper divisors (its aliquot sum) s(n): 1
742521421 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 742521420

Bases of 742521421

Binary: 101100010000011111101001001101₂
Hexadecimal: 0x2C41FA4D
Base-36: CA2T71

Squares and roots of 742521421

742521421 squared (742521421²) is 551338060643859241
742521421 cubed (742521421³) is 409380320240662538551301461
The square root of 742521421 is 27249.2462464561
The cube root of 742521421 is 905.5303184845

Scales and comparisons

How big is 742521421?

742,521,421 seconds is equal to 23 years, 31 weeks, 4 days, 23 hours, 57 minutes, 1 second.
To count from 1 to 742,521,421 would take you about thirty-five years!

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 742521421 cubic inches would be around 75.5 feet tall.

Recreational maths with 742521421

742521421 backwards is 124125247
The number of decimal digits it has is: 9
The sum of 742521421's digits is 28
More coming soon!

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The information we have on file for 742521421 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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