20998140

20,998,140 is an even composite number composed of five prime numbers multiplied together.

What does the number 20998140 look like?

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

20998140 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 20998140:

2² × 3 × 5 × 269 × 1301

(2 × 2 × 3 × 5 × 269 × 1301)

See below for interesting mathematical facts about the number 20998140 from the Numbermatics database.

Names of 20998140

Cardinal: 20998140 can be written as Twenty million, nine hundred ninety-eight thousand, one hundred forty.

Scientific notation

Scientific notation: 2.099814 × 10⁷

Factors of 20998140

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 1580

Divisors of 20998140

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 5 6 10 12 15 20 30 60 269 538 807 1076 1301 1345 1614 2602 2690 3228 3903 4035 5204 5380 6505 7806 8070 13010 15612 16140 19515 26020 39030 78060 349969 699938 1049907 1399876 1749845 2099814 3499690 4199628 5249535 6999380 10499070 20998140
Sum of all divisors σ(n): 59058720
Sum of proper divisors (its aliquot sum) s(n): 38060580
20998140 is an abundant number, because the sum of its proper divisors (38060580) is greater than itself. Its abundance is 17062440

Bases of 20998140

Binary: 1010000000110011111111100₂
Hexadecimal: 0x14067FC
Base-36: CI29O

Squares and roots of 20998140

20998140 squared (20998140²) is 440921883459600
20998140 cubed (20998140³) is 9258539437948365144000
The square root of 20998140 is 4582.3727478239
The cube root of 20998140 is 275.8842720025

Scales and comparisons

How big is 20998140?

20,998,140 seconds is equal to 34 weeks, 5 days, 49 minutes.
To count from 1 to 20,998,140 would take you about thirteen hours!

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 20998140 cubic inches would be around 23 feet tall.

Recreational maths with 20998140

20998140 backwards is 04189902
The number of decimal digits it has is: 8
The sum of 20998140's digits is 33
More coming soon!

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The information we have on file for 20998140 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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