12938420

12,938,420 is an even composite number composed of five prime numbers multiplied together.

What does the number 12938420 look like?

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

12938420 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 12938420:

2² × 5 × 11 × 23 × 2557

(2 × 2 × 5 × 11 × 23 × 2557)

See below for interesting mathematical facts about the number 12938420 from the Numbermatics database.

Names of 12938420

Cardinal: 12938420 can be written as Twelve million, nine hundred thirty-eight thousand, four hundred twenty.

Scientific notation

Scientific notation: 1.293842 × 10⁷

Factors of 12938420

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 2598

Divisors of 12938420

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 10 11 20 22 23 44 46 55 92 110 115 220 230 253 460 506 1012 1265 2530 2557 5060 5114 10228 12785 25570 28127 51140 56254 58811 112508 117622 140635 235244 281270 294055 562540 588110 646921 1176220 1293842 2587684 3234605 6469210 12938420
Sum of all divisors σ(n): 30941568
Sum of proper divisors (its aliquot sum) s(n): 18003148
12938420 is an abundant number, because the sum of its proper divisors (18003148) is greater than itself. Its abundance is 5064728

Bases of 12938420

Binary: 110001010110110010110100₂
Hexadecimal: 0xC56CB4
Base-36: 7PBCK

Squares and roots of 12938420

12938420 squared (12938420²) is 167402712096400
12938420 cubed (12938420³) is 2165926598242303688000
The square root of 12938420 is 3597.0015290517
The cube root of 12938420 is 234.7616112809

Scales and comparisons

How big is 12938420?

12,938,420 seconds is equal to 21 weeks, 2 days, 18 hours, 20 seconds.
To count from 1 to 12,938,420 would take you about thirty-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 12938420 cubic inches would be around 19.6 feet tall.

Recreational maths with 12938420

12938420 backwards is 02483921
The number of decimal digits it has is: 8
The sum of 12938420's digits is 29
More coming soon!

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The information we have on file for 12938420 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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