221472

221,472 is an even composite number composed of three prime numbers multiplied together.

What does the number 221472 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 36 divisors.

221472 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 221472:

2⁵ × 3² × 769

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 769)

See below for interesting mathematical facts about the number 221472 from the Numbermatics database.

Names of 221472

Cardinal: 221472 can be written as Two hundred twenty-one thousand, four hundred seventy-two.

Scientific notation

Scientific notation: 2.21472 × 10⁵

Factors of 221472

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 8
Sum of prime factors: 774

Divisors of 221472

Number of divisors d(n): 36
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 769 1538 2307 3076 4614 6152 6921 9228 12304 13842 18456 24608 27684 36912 55368 73824 110736 221472
Sum of all divisors σ(n): 630630
Sum of proper divisors (its aliquot sum) s(n): 409158
221472 is an abundant number, because the sum of its proper divisors (409158) is greater than itself. Its abundance is 187686

Bases of 221472

Binary: 110110000100100000₂
Hexadecimal: 0x36120
Base-36: 4QW0

Squares and roots of 221472

221472 squared (221472²) is 49049846784
221472 cubed (221472³) is 10863167666946048
The square root of 221472 is 470.6081172271
The cube root of 221472 is 60.5024473659

Scales and comparisons

How big is 221472?

221,472 seconds is equal to 2 days, 13 hours, 31 minutes, 12 seconds.
To count from 1 to 221,472 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 221472 cubic inches would be around 5 feet tall.

Recreational maths with 221472

221472 backwards is 274122
221472 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 221472's digits is 18
More coming soon!

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The information we have on file for 221472 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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