1820120

1,820,120 is an even composite number composed of three prime numbers multiplied together.

What does the number 1820120 look like?

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

1820120 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 1820120:

2³ × 5 × 45503

(2 × 2 × 2 × 5 × 45503)

See below for interesting mathematical facts about the number 1820120 from the Numbermatics database.

Names of 1820120

Cardinal: 1820120 can be written as One million, eight hundred twenty thousand, one hundred twenty.

Scientific notation

Scientific notation: 1.82012 × 10⁶

Factors of 1820120

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 45510

Divisors of 1820120

Number of divisors d(n): 16
Complete list of divisors:
1 2 4 5 8 10 20 40 45503 91006 182012 227515 364024 455030 910060 1820120
Sum of all divisors σ(n): 4095360
Sum of proper divisors (its aliquot sum) s(n): 2275240
1820120 is an abundant number, because the sum of its proper divisors (2275240) is greater than itself. Its abundance is 455120

Bases of 1820120

Binary: 110111100010111011000₂
Hexadecimal: 0x1BC5D8
Base-36: 130EW

Squares and roots of 1820120

1820120 squared (1820120²) is 3312836814400
1820120 cubed (1820120³) is 6029760542625728000
The square root of 1820120 is 1349.1182305491
The cube root of 1820120 is 122.0955982765

Scales and comparisons

How big is 1820120?

1,820,120 seconds is equal to 3 weeks, 1 hour, 35 minutes, 20 seconds.
To count from 1 to 1,820,120 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 1820120 cubic inches would be around 10.2 feet tall.

Recreational maths with 1820120

1820120 backwards is 0210281
The number of decimal digits it has is: 7
The sum of 1820120's digits is 14
More coming soon!

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The information we have on file for 1820120 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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