249920

249,920 is an even composite number composed of four prime numbers multiplied together.

What does the number 249920 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 56 divisors.

249920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of fifty-six divisors.

Prime factorization of 249920:

2⁶ × 5 × 11 × 71

(2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 71)

See below for interesting mathematical facts about the number 249920 from the Numbermatics database.

Names of 249920

Cardinal: 249920 can be written as Two hundred forty-nine thousand, nine hundred twenty.

Scientific notation

Scientific notation: 2.4992 × 10⁵

Factors of 249920

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 9
Sum of prime factors: 89

Divisors of 249920

Number of divisors d(n): 56
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 71 80 88 110 142 160 176 220 284 320 352 355 440 568 704 710 781 880 1136 1420 1562 1760 2272 2840 3124 3520 3905 4544 5680 6248 7810 11360 12496 15620 22720 24992 31240 49984 62480 124960 249920
Sum of all divisors σ(n): 658368
Sum of proper divisors (its aliquot sum) s(n): 408448
249920 is an abundant number, because the sum of its proper divisors (408448) is greater than itself. Its abundance is 158528

Bases of 249920

Binary: 111101000001000000₂
Hexadecimal: 0x3D040
Base-36: 5CU8

Squares and roots of 249920

249920 squared (249920²) is 62460006400
249920 cubed (249920³) is 15610004799488000
The square root of 249920 is 499.9199935989
The cube root of 249920 is 62.9893321987

Scales and comparisons

How big is 249920?

249,920 seconds is equal to 2 days, 21 hours, 25 minutes, 20 seconds.
To count from 1 to 249,920 would take you about two days.

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 249920 cubic inches would be around 5.2 feet tall.

Recreational maths with 249920

249920 backwards is 029942
The number of decimal digits it has is: 6
The sum of 249920's digits is 26
More coming soon!

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The information we have on file for 249920 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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