30123920

30,123,920 is an even composite number composed of four prime numbers multiplied together.

What does the number 30123920 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 40 divisors.

30123920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty divisors.

Prime factorization of 30123920:

2⁴ × 5 × 37 × 10177

(2 × 2 × 2 × 2 × 5 × 37 × 10177)

See below for interesting mathematical facts about the number 30123920 from the Numbermatics database.

Names of 30123920

Cardinal: 30123920 can be written as Thirty million, one hundred twenty-three thousand, nine hundred twenty.

Scientific notation

Scientific notation: 3.012392 × 10⁷

Factors of 30123920

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 7
Sum of prime factors: 10221

Divisors of 30123920

Number of divisors d(n): 40
Complete list of divisors:
1 2 4 5 8 10 16 20 37 40 74 80 148 185 296 370 592 740 1480 2960 10177 20354 40708 50885 81416 101770 162832 203540 376549 407080 753098 814160 1506196 1882745 3012392 3765490 6024784 7530980 15061960 30123920
Sum of all divisors σ(n): 71938104
Sum of proper divisors (its aliquot sum) s(n): 41814184
30123920 is an abundant number, because the sum of its proper divisors (41814184) is greater than itself. Its abundance is 11690264

Bases of 30123920

Binary: 1110010111010011110010000₂
Hexadecimal: 0x1CBA790
Base-36: HXNRK

Squares and roots of 30123920

30123920 squared (30123920²) is 907450556166400
30123920 cubed (30123920³) is 27335967957912140288000
The square root of 30123920 is 5488.5262138391
The cube root of 30123920 is 311.1504942585

Scales and comparisons

How big is 30123920?

30,123,920 seconds is equal to 49 weeks, 5 days, 15 hours, 45 minutes, 20 seconds.
To count from 1 to 30,123,920 would take you about twenty-two weeks!

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 30123920 cubic inches would be around 25.9 feet tall.

Recreational maths with 30123920

30123920 backwards is 02932103
30123920 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 30123920's digits is 20
More coming soon!

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The information we have on file for 30123920 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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