142287789

142,287,789 is an odd composite number composed of four prime numbers multiplied together.

What does the number 142287789 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

142287789 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 142287789:

3 × 7 × 19² × 137²

(3 × 7 × 19 × 19 × 137 × 137)

See below for interesting mathematical facts about the number 142287789 from the Numbermatics database.

Names of 142287789

Cardinal: 142287789 can be written as One hundred forty-two million, two hundred eighty-seven thousand, seven hundred eighty-nine.

Scientific notation

Scientific notation: 1.42287789 × 10⁸

Factors of 142287789

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 166

Divisors of 142287789

Number of divisors d(n): 36
Complete list of divisors:
1 3 7 19 21 57 133 137 361 399 411 959 1083 2527 2603 2877 7581 7809 18221 18769 49457 54663 56307 131383 148371 346199 356611 394149 1038597 1069833 2496277 6775609 7488831 20326827 47429263 142287789
Sum of all divisors σ(n): 230514144
Sum of proper divisors (its aliquot sum) s(n): 88226355
142287789 is a deficient number, because the sum of its proper divisors (88226355) is less than itself. Its deficiency is 54061434

Bases of 142287789

Binary: 1000011110110010001110101101₂
Hexadecimal: 0x87B23AD
Base-36: 2CPPYL

Squares and roots of 142287789

142287789 squared (142287789²) is 20245814898508521
142287789 cubed (142287789³) is 2880732238412036850750069
The square root of 142287789 is 11928.4445339701
The cube root of 142287789 is 522.0625539751

Scales and comparisons

How big is 142287789?

142,287,789 seconds is equal to 4 years, 27 weeks, 1 day, 20 hours, 23 minutes, 9 seconds.
To count from 1 to 142,287,789 would take you about six 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 142287789 cubic inches would be around 43.5 feet tall.

Recreational maths with 142287789

142287789 backwards is 987782241
The number of decimal digits it has is: 9
The sum of 142287789's digits is 48
More coming soon!

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The information we have on file for 142287789 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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