162420138

162,420,138 is an even composite number composed of three prime numbers multiplied together.

What does the number 162420138 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

162420138 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 162420138:

2 × 3² × 9023341

(2 × 3 × 3 × 9023341)

See below for interesting mathematical facts about the number 162420138 from the Numbermatics database.

Names of 162420138

Cardinal: 162420138 can be written as One hundred sixty-two million, four hundred twenty thousand, one hundred thirty-eight.

Scientific notation

Scientific notation: 1.62420138 × 10⁸

Factors of 162420138

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 9023346

Divisors of 162420138

Number of divisors d(n): 12
Complete list of divisors:
1 2 3 6 9 18 9023341 18046682 27070023 54140046 81210069 162420138
Sum of all divisors σ(n): 351910338
Sum of proper divisors (its aliquot sum) s(n): 189490200
162420138 is an abundant number, because the sum of its proper divisors (189490200) is greater than itself. Its abundance is 27070062

Bases of 162420138

Binary: 1001101011100101010110101010₂
Hexadecimal: 0x9AE55AA
Base-36: 2OP86I

Squares and roots of 162420138

162420138 squared (162420138²) is 26380301227939044
162420138 cubed (162420138³) is 4284692165923428982068072
The square root of 162420138 is 12744.4159536637
The cube root of 162420138 is 545.6070311705

Scales and comparisons

How big is 162420138?

162,420,138 seconds is equal to 5 years, 8 weeks, 3 days, 20 hours, 42 minutes, 18 seconds.
To count from 1 to 162,420,138 would take you about seven 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 162420138 cubic inches would be around 45.5 feet tall.

Recreational maths with 162420138

162420138 backwards is 831024261
The number of decimal digits it has is: 9
The sum of 162420138's digits is 27
More coming soon!

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The information we have on file for 162420138 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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