1290978

1,290,978 is an even composite number composed of four prime numbers multiplied together.

What does the number 1290978 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

1290978 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 1290978:

2 × 3⁴ × 13 × 613

(2 × 3 × 3 × 3 × 3 × 13 × 613)

See below for interesting mathematical facts about the number 1290978 from the Numbermatics database.

Names of 1290978

Cardinal: 1290978 can be written as One million, two hundred ninety thousand, nine hundred seventy-eight.

Scientific notation

Scientific notation: 1.290978 × 10⁶

Factors of 1290978

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 631

Divisors of 1290978

Number of divisors d(n): 40
Complete list of divisors:
1 2 3 6 9 13 18 26 27 39 54 78 81 117 162 234 351 613 702 1053 1226 1839 2106 3678 5517 7969 11034 15938 16551 23907 33102 47814 49653 71721 99306 143442 215163 430326 645489 1290978
Sum of all divisors σ(n): 3120348
Sum of proper divisors (its aliquot sum) s(n): 1829370
1290978 is an abundant number, because the sum of its proper divisors (1829370) is greater than itself. Its abundance is 538392

Bases of 1290978

Binary: 100111011001011100010₂
Hexadecimal: 0x13B2E2
Base-36: RO4I

Squares and roots of 1290978

1290978 squared (1290978²) is 1666624196484
1290978 cubed (1290978³) is 2151575171928521352
The square root of 1290978 is 1136.2121280817
The cube root of 1290978 is 108.8862264303

Scales and comparisons

How big is 1290978?

1,290,978 seconds is equal to 2 weeks, 22 hours, 36 minutes, 18 seconds.
To count from 1 to 1,290,978 would take you about three 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 1290978 cubic inches would be around 9.1 feet tall.

Recreational maths with 1290978

1290978 backwards is 8790921
The number of decimal digits it has is: 7
The sum of 1290978's digits is 36
More coming soon!

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The information we have on file for 1290978 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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