125440

125,440 is an even composite number composed of three prime numbers multiplied together.

What does the number 125440 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 60 divisors.

125440 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixty divisors.

Prime factorization of 125440:

2⁹ × 5 × 7²

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 7)

See below for interesting mathematical facts about the number 125440 from the Numbermatics database.

Names of 125440

Cardinal: 125440 can be written as One hundred twenty-five thousand, four hundred forty.

Scientific notation

Scientific notation: 1.2544 × 10⁵

Factors of 125440

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 12
Sum of prime factors: 14

Divisors of 125440

Number of divisors d(n): 60
Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 32 35 40 49 56 64 70 80 98 112 128 140 160 196 224 245 256 280 320 392 448 490 512 560 640 784 896 980 1120 1280 1568 1792 1960 2240 2560 3136 3584 3920 4480 6272 7840 8960 12544 15680 17920 25088 31360 62720 125440
Sum of all divisors σ(n): 349866
Sum of proper divisors (its aliquot sum) s(n): 224426
125440 is an abundant number, because the sum of its proper divisors (224426) is greater than itself. Its abundance is 98986

Bases of 125440

Binary: 11110101000000000₂
Hexadecimal: 0x1EA00
Base-36: 2OSG

Squares and roots of 125440

125440 squared (125440²) is 15735193600
125440 cubed (125440³) is 1973822685184000
The square root of 125440 is 354.1750979389
The cube root of 125440 is 50.0585979655

Scales and comparisons

How big is 125440?

125,440 seconds is equal to 1 day, 10 hours, 50 minutes, 40 seconds.
To count from 1 to 125,440 would take you about ten 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 125440 cubic inches would be around 4.2 feet tall.

Recreational maths with 125440

125440 backwards is 044521
125440 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 125440's digits is 16
More coming soon!

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The information we have on file for 125440 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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