# 1987428

## 1,987,428 is an even composite number composed of four prime numbers multiplied together.

What does the number 1987428 look like?

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

1987428 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 1987428:

### 22 × 3 × 29 × 5711

(2 × 2 × 3 × 29 × 5711)

See below for interesting mathematical facts about the number 1987428 from the Numbermatics database.

### Names of 1987428

• Cardinal: 1987428 can be written as One million, nine hundred eighty-seven thousand, four hundred twenty-eight.

### Scientific notation

• Scientific notation: 1.987428 × 106

### Factors of 1987428

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 5745

### Divisors of 1987428

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 4798080
• Sum of proper divisors (its aliquot sum) s(n): 2810652
• 1987428 is an abundant number, because the sum of its proper divisors (2810652) is greater than itself. Its abundance is 823224

### Bases of 1987428

• Binary: 1111001010011011001002
• Base-36: 16LIC

### Squares and roots of 1987428

• 1987428 squared (19874282) is 3949870055184
• 1987428 cubed (19874283) is 7850082344034226752
• The square root of 1987428 is 1409.7616819875
• The cube root of 1987428 is 125.7275544337

### Scales and comparisons

How big is 1987428?
• 1,987,428 seconds is equal to 3 weeks, 2 days, 3 minutes, 48 seconds.
• To count from 1 to 1,987,428 would take you about four 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 1987428 cubic inches would be around 10.5 feet tall.

### Recreational maths with 1987428

• 1987428 backwards is 8247891
• The number of decimal digits it has is: 7
• The sum of 1987428's digits is 39
• More coming soon!

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"Number 1987428 - Facts about the integer". Numbermatics.com. 2023. Web. 1 April 2023.

APA style:
Numbermatics. (2023). Number 1987428 - Facts about the integer. Retrieved 1 April 2023, from https://numbermatics.com/n/1987428/

Chicago style:
Numbermatics. 2023. "Number 1987428 - Facts about the integer". https://numbermatics.com/n/1987428/

The information we have on file for 1987428 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!

Keywords: Divisors of 1987428, math, Factors of 1987428, curriculum, school, college, exams, university, Prime factorization of 1987428, STEM, science, technology, engineering, physics, economics, calculator, one million, nine hundred eighty-seven thousand, four hundred twenty-eight.

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