642481

642,481 is an odd composite number composed of three prime numbers multiplied together.

What does the number 642481 look like?

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

642481 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 642481:

7 × 17 × 5399

See below for interesting mathematical facts about the number 642481 from the Numbermatics database.

Names of 642481

Cardinal: 642481 can be written as Six hundred forty-two thousand, four hundred eighty-one.

Scientific notation

Scientific notation: 6.42481 × 10⁵

Factors of 642481

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 5423

Divisors of 642481

Number of divisors d(n): 8
Complete list of divisors:
1 7 17 119 5399 37793 91783 642481
Sum of all divisors σ(n): 777600
Sum of proper divisors (its aliquot sum) s(n): 135119
642481 is a deficient number, because the sum of its proper divisors (135119) is less than itself. Its deficiency is 507362

Bases of 642481

Binary: 10011100110110110001₂
Hexadecimal: 0x9CDB1
Base-36: DRQP

Squares and roots of 642481

642481 squared (642481²) is 412781835361
642481 cubed (642481³) is 265204486364570641
The square root of 642481 is 801.5491251321
The cube root of 642481 is 86.2886013589

Scales and comparisons

How big is 642481?

642,481 seconds is equal to 1 week, 10 hours, 28 minutes, 1 second.
To count from 1 to 642,481 would take you about ten 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 642481 cubic inches would be around 7.2 feet tall.

Recreational maths with 642481

642481 backwards is 184246
The number of decimal digits it has is: 6
The sum of 642481's digits is 25
More coming soon!

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The information we have on file for 642481 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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