742121

742,121 is an odd composite number composed of three prime numbers multiplied together.

What does the number 742121 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

742121 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 742121:

19 × 139 × 281

See below for interesting mathematical facts about the number 742121 from the Numbermatics database.

Names of 742121

Cardinal: 742121 can be written as Seven hundred forty-two thousand, one hundred twenty-one.

Scientific notation

Scientific notation: 7.42121 × 10⁵

Factors of 742121

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 439

Divisors of 742121

Number of divisors d(n): 8
Complete list of divisors:
1 19 139 281 2641 5339 39059 742121
Sum of all divisors σ(n): 789600
Sum of proper divisors (its aliquot sum) s(n): 47479
742121 is a deficient number, because the sum of its proper divisors (47479) is less than itself. Its deficiency is 694642

Bases of 742121

Binary: 10110101001011101001₂
Hexadecimal: 0xB52E9
Base-36: FWMH

Squares and roots of 742121

742121 squared (742121²) is 550743578641
742121 cubed (742121³) is 408718375324637561
The square root of 742121 is 861.4644508045
The cube root of 742121 is 90.5367513507

Scales and comparisons

How big is 742121?

742,121 seconds is equal to 1 week, 1 day, 14 hours, 8 minutes, 41 seconds.
To count from 1 to 742,121 would take you about fourteen hours!

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 742121 cubic inches would be around 7.5 feet tall.

Recreational maths with 742121

742121 backwards is 121247
The number of decimal digits it has is: 6
The sum of 742121's digits is 17
More coming soon!

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The information we have on file for 742121 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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