21312444

21,312,444 is an even composite number composed of five prime numbers multiplied together.

What does the number 21312444 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21312444 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21312444:

2² × 3 × 23 × 37 × 2087

(2 × 2 × 3 × 23 × 37 × 2087)

See below for interesting mathematical facts about the number 21312444 from the Numbermatics database.

Names of 21312444

Cardinal: 21312444 can be written as Twenty-one million, three hundred twelve thousand, four hundred forty-four.

Scientific notation

Scientific notation: 2.1312444 × 10⁷

Factors of 21312444

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 2152

Divisors of 21312444

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 12 23 37 46 69 74 92 111 138 148 222 276 444 851 1702 2087 2553 3404 4174 5106 6261 8348 10212 12522 25044 48001 77219 96002 144003 154438 192004 231657 288006 308876 463314 576012 926628 1776037 3552074 5328111 7104148 10656222 21312444
Sum of all divisors σ(n): 53319168
Sum of proper divisors (its aliquot sum) s(n): 32006724
21312444 is an abundant number, because the sum of its proper divisors (32006724) is greater than itself. Its abundance is 10694280

Bases of 21312444

Binary: 1010001010011001110111100₂
Hexadecimal: 0x14533BC
Base-36: COSSC

Squares and roots of 21312444

21312444 squared (21312444²) is 454220269253136
21312444 cubed (21312444³) is 9680544052122382824384
The square root of 21312444 is 4616.5402630109
The cube root of 21312444 is 277.2539560851

Scales and comparisons

How big is 21312444?

21,312,444 seconds is equal to 35 weeks, 1 day, 16 hours, 7 minutes, 24 seconds.
To count from 1 to 21,312,444 would take you about six 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 21312444 cubic inches would be around 23.1 feet tall.

Recreational maths with 21312444

21312444 backwards is 44421312
The number of decimal digits it has is: 8
The sum of 21312444's digits is 21
More coming soon!

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The information we have on file for 21312444 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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