385120280

385,120,280 is an even composite number composed of four prime numbers multiplied together.

What does the number 385120280 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

385120280 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 385120280:

2³ × 5 × 23 × 647²

(2 × 2 × 2 × 5 × 23 × 647 × 647)

See below for interesting mathematical facts about the number 385120280 from the Numbermatics database.

Names of 385120280

Cardinal: 385120280 can be written as Three hundred eighty-five million, one hundred twenty thousand, two hundred eighty.

Scientific notation

Scientific notation: 3.8512028 × 10⁸

Factors of 385120280

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 677

Divisors of 385120280

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 647 920 1294 2588 3235 5176 6470 12940 14881 25880 29762 59524 74405 119048 148810 297620 418609 595240 837218 1674436 2093045 3348872 4186090 8372180 9628007 16744360 19256014 38512028 48140035 77024056 96280070 192560140 385120280
Sum of all divisors σ(n): 905595120
Sum of proper divisors (its aliquot sum) s(n): 520474840
385120280 is an abundant number, because the sum of its proper divisors (520474840) is greater than itself. Its abundance is 135354560

Bases of 385120280

Binary: 10110111101000111100000011000₂
Hexadecimal: 0x16F47818
Base-36: 6DAGPK

Squares and roots of 385120280

385120280 squared (385120280²) is 148317630067278400
385120280 cubed (385120280³) is 57120127220446676245952000
The square root of 385120280 is 19624.4816492055
The cube root of 385120280 is 727.5543855455

Scales and comparisons

How big is 385120280?

385,120,280 seconds is equal to 12 years, 12 weeks, 5 days, 9 hours, 51 minutes, 20 seconds.
To count from 1 to 385,120,280 would take you about eighteen 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 385120280 cubic inches would be around 60.6 feet tall.

Recreational maths with 385120280

385120280 backwards is 082021583
The number of decimal digits it has is: 9
The sum of 385120280's digits is 29
More coming soon!

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The information we have on file for 385120280 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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