21220140

21,220,140 is an even composite number composed of five prime numbers multiplied together.

What does the number 21220140 look like?

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

21220140 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 21220140:

2² × 3 × 5 × 53 × 6673

(2 × 2 × 3 × 5 × 53 × 6673)

See below for interesting mathematical facts about the number 21220140 from the Numbermatics database.

Names of 21220140

Cardinal: 21220140 can be written as Twenty-one million, two hundred twenty thousand, one hundred forty.

Scientific notation

Scientific notation: 2.122014 × 10⁷

Factors of 21220140

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 6736

Divisors of 21220140

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 5 6 10 12 15 20 30 53 60 106 159 212 265 318 530 636 795 1060 1590 3180 6673 13346 20019 26692 33365 40038 66730 80076 100095 133460 200190 353669 400380 707338 1061007 1414676 1768345 2122014 3536690 4244028 5305035 7073380 10610070 21220140
Sum of all divisors σ(n): 60546528
Sum of proper divisors (its aliquot sum) s(n): 39326388
21220140 is an abundant number, because the sum of its proper divisors (39326388) is greater than itself. Its abundance is 18106248

Bases of 21220140

Binary: 1010000111100101100101100₂
Hexadecimal: 0x143CB2C
Base-36: CMTKC

Squares and roots of 21220140

21220140 squared (21220140²) is 450294341619600
21220140 cubed (21220140³) is 9555308970375738744000
The square root of 21220140 is 4606.5323183497
The cube root of 21220140 is 276.8531153987

Scales and comparisons

How big is 21220140?

21,220,140 seconds is equal to 35 weeks, 14 hours, 29 minutes.
To count from 1 to 21,220,140 would take you about four 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 21220140 cubic inches would be around 23.1 feet tall.

Recreational maths with 21220140

21220140 backwards is 04102212
21220140 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 21220140's digits is 12
More coming soon!

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The information we have on file for 21220140 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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