1997842

1,997,842 is an even composite number composed of four prime numbers multiplied together.

What does the number 1997842 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

1997842 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 1997842:

2 × 7 × 11 × 12973

See below for interesting mathematical facts about the number 1997842 from the Numbermatics database.

Names of 1997842

Cardinal: 1997842 can be written as One million, nine hundred ninety-seven thousand, eight hundred forty-two.

Scientific notation

Scientific notation: 1.997842 × 10⁶

Factors of 1997842

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 12993

Divisors of 1997842

Number of divisors d(n): 16
Complete list of divisors:
1 2 7 11 14 22 77 154 12973 25946 90811 142703 181622 285406 998921 1997842
Sum of all divisors σ(n): 3736512
Sum of proper divisors (its aliquot sum) s(n): 1738670
1997842 is a deficient number, because the sum of its proper divisors (1738670) is less than itself. Its deficiency is 259172

Bases of 1997842

Binary: 111100111110000010010₂
Hexadecimal: 0x1E7C12
Base-36: 16TJM

Squares and roots of 1997842

1997842 squared (1997842²) is 3991372656964
1997842 cubed (1997842³) is 7974131931734271688
The square root of 1997842 is 1413.4503882345
The cube root of 1997842 is 125.9467735207

Scales and comparisons

How big is 1997842?

1,997,842 seconds is equal to 3 weeks, 2 days, 2 hours, 57 minutes, 22 seconds.
To count from 1 to 1,997,842 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 1997842 cubic inches would be around 10.5 feet tall.

Recreational maths with 1997842

1997842 backwards is 2487991
The number of decimal digits it has is: 7
The sum of 1997842's digits is 40
More coming soon!

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The information we have on file for 1997842 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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