3123981

3,123,981 is an odd composite number composed of three prime numbers multiplied together.

What does the number 3123981 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

3123981 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 3123981:

3³ × 7 × 16529

(3 × 3 × 3 × 7 × 16529)

See below for interesting mathematical facts about the number 3123981 from the Numbermatics database.

Names of 3123981

Cardinal: 3123981 can be written as Three million, one hundred twenty-three thousand, nine hundred eighty-one.

Scientific notation

Scientific notation: 3.123981 × 10⁶

Factors of 3123981

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 16539

Divisors of 3123981

Number of divisors d(n): 16
Complete list of divisors:
1 3 7 9 21 27 63 189 16529 49587 115703 148761 347109 446283 1041327 3123981
Sum of all divisors σ(n): 5289600
Sum of proper divisors (its aliquot sum) s(n): 2165619
3123981 is a deficient number, because the sum of its proper divisors (2165619) is less than itself. Its deficiency is 958362

Bases of 3123981

Binary: 1011111010101100001101₂
Hexadecimal: 0x2FAB0D
Base-36: 1UYH9

Squares and roots of 3123981

3123981 squared (3123981²) is 9759257288361
3123981 cubed (3123981³) is 30487734342951285141
The square root of 3123981 is 1767.4787127429
The cube root of 3123981 is 146.1849941213

Scales and comparisons

How big is 3123981?

3,123,981 seconds is equal to 5 weeks, 1 day, 3 hours, 46 minutes, 21 seconds.
To count from 1 to 3,123,981 would take you about seven 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 3123981 cubic inches would be around 12.2 feet tall.

Recreational maths with 3123981

3123981 backwards is 1893213
3123981 is a Harshad number.
The number of decimal digits it has is: 7
The sum of 3123981's digits is 27
More coming soon!

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The information we have on file for 3123981 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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