7142420

7,142,420 is an even composite number composed of four prime numbers multiplied together.

What does the number 7142420 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

7142420 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 7142420:

2² × 5 × 23 × 15527

(2 × 2 × 5 × 23 × 15527)

See below for interesting mathematical facts about the number 7142420 from the Numbermatics database.

Names of 7142420

Cardinal: 7142420 can be written as Seven million, one hundred forty-two thousand, four hundred twenty.

Scientific notation

Scientific notation: 7.14242 × 10⁶

Factors of 7142420

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 15557

Divisors of 7142420

Number of divisors d(n): 24
Complete list of divisors:
1 2 4 5 10 20 23 46 92 115 230 460 15527 31054 62108 77635 155270 310540 357121 714242 1428484 1785605 3571210 7142420
Sum of all divisors σ(n): 15652224
Sum of proper divisors (its aliquot sum) s(n): 8509804
7142420 is an abundant number, because the sum of its proper divisors (8509804) is greater than itself. Its abundance is 1367384

Bases of 7142420

Binary: 11011001111110000010100₂
Hexadecimal: 0x6CFC14
Base-36: 4934K

Squares and roots of 7142420

7142420 squared (7142420²) is 51014163456400
7142420 cubed (7142420³) is 364364581354260488000
The square root of 7142420 is 2672.5306359329
The cube root of 7142420 is 192.5817497275

Scales and comparisons

How big is 7142420?

7,142,420 seconds is equal to 11 weeks, 5 days, 16 hours, 20 seconds.
To count from 1 to 7,142,420 would take you about seventeen 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 7142420 cubic inches would be around 16 feet tall.

Recreational maths with 7142420

7142420 backwards is 0242417
7142420 is a Harshad number.
The number of decimal digits it has is: 7
The sum of 7142420's digits is 20
More coming soon!

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The information we have on file for 7142420 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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