1991108

1,991,108 is an even composite number composed of five prime numbers multiplied together.

What does the number 1991108 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

1991108 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 1991108:

2² × 7 × 17 × 47 × 89

(2 × 2 × 7 × 17 × 47 × 89)

See below for interesting mathematical facts about the number 1991108 from the Numbermatics database.

Names of 1991108

Cardinal: 1991108 can be written as One million, nine hundred ninety-one thousand, one hundred eight.

Scientific notation

Scientific notation: 1.991108 × 10⁶

Factors of 1991108

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 162

Divisors of 1991108

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 7 14 17 28 34 47 68 89 94 119 178 188 238 329 356 476 623 658 799 1246 1316 1513 1598 2492 3026 3196 4183 5593 6052 8366 10591 11186 16732 21182 22372 29281 42364 58562 71111 117124 142222 284444 497777 995554 1991108
Sum of all divisors σ(n): 4354560
Sum of proper divisors (its aliquot sum) s(n): 2363452
1991108 is an abundant number, because the sum of its proper divisors (2363452) is greater than itself. Its abundance is 372344

Bases of 1991108

Binary: 111100110000111000100₂
Hexadecimal: 0x1E61C4
Base-36: 16OCK

Squares and roots of 1991108

1991108 squared (1991108²) is 3964511067664
1991108 cubed (1991108³) is 7893769702914331712
The square root of 1991108 is 1411.0662635045
The cube root of 1991108 is 125.8051072849

Scales and comparisons

How big is 1991108?

1,991,108 seconds is equal to 3 weeks, 2 days, 1 hour, 5 minutes, 8 seconds.
To count from 1 to 1,991,108 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 1991108 cubic inches would be around 10.5 feet tall.

Recreational maths with 1991108

1991108 backwards is 8011991
The number of decimal digits it has is: 7
The sum of 1991108's digits is 29
More coming soon!

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The information we have on file for 1991108 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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