68355920

68,355,920 is an even composite number composed of four prime numbers multiplied together.

What does the number 68355920 look like?

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

68355920 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 68355920:

2⁴ × 5 × 19 × 44971

(2 × 2 × 2 × 2 × 5 × 19 × 44971)

See below for interesting mathematical facts about the number 68355920 from the Numbermatics database.

Names of 68355920

Cardinal: 68355920 can be written as Sixty-eight million, three hundred fifty-five thousand, nine hundred twenty.

Scientific notation

Scientific notation: 6.835592 × 10⁷

Factors of 68355920

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 44997

Divisors of 68355920

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 5 8 10 16 19 20 38 40 76 80 95 152 190 304 380 760 1520 44971 89942 179884 224855 359768 449710 719536 854449 899420 1708898 1798840 3417796 3597680 4272245 6835592 8544490 13671184 17088980 34177960 68355920
Sum of all divisors σ(n): 167295840
Sum of proper divisors (its aliquot sum) s(n): 98939920
68355920 is an abundant number, because the sum of its proper divisors (98939920) is greater than itself. Its abundance is 30584000

Bases of 68355920

Binary: 100000100110000011101010000₂
Hexadecimal: 0x4130750
Base-36: 14P3RK

Squares and roots of 68355920

68355920 squared (68355920²) is 4672531799046400
68355920 cubed (68355920³) is 319395209853071794688000
The square root of 68355920 is 8267.7639056759
The cube root of 68355920 is 408.8764001033

Scales and comparisons

How big is 68355920?

68,355,920 seconds is equal to 2 years, 9 weeks, 3 hours, 45 minutes, 20 seconds.
To count from 1 to 68,355,920 would take you about three years!

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 68355920 cubic inches would be around 34.1 feet tall.

Recreational maths with 68355920

68355920 backwards is 02955386
68355920 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 68355920's digits is 38
More coming soon!

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The information we have on file for 68355920 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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