126440

126,440 is an even composite number composed of four prime numbers multiplied together.

What does the number 126440 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

126440 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 126440:

2³ × 5 × 29 × 109

(2 × 2 × 2 × 5 × 29 × 109)

See below for interesting mathematical facts about the number 126440 from the Numbermatics database.

Names of 126440

Cardinal: 126440 can be written as One hundred twenty-six thousand, four hundred forty.

Scientific notation

Scientific notation: 1.2644 × 10⁵

Factors of 126440

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 145

Divisors of 126440

Number of divisors d(n): 32
Complete list of divisors:
1 2 4 5 8 10 20 29 40 58 109 116 145 218 232 290 436 545 580 872 1090 1160 2180 3161 4360 6322 12644 15805 25288 31610 63220 126440
Sum of all divisors σ(n): 297000
Sum of proper divisors (its aliquot sum) s(n): 170560
126440 is an abundant number, because the sum of its proper divisors (170560) is greater than itself. Its abundance is 44120

Bases of 126440

Binary: 11110110111101000₂
Hexadecimal: 0x1EDE8
Base-36: 2PK8

Squares and roots of 126440

126440 squared (126440²) is 15987073600
126440 cubed (126440³) is 2021405585984000
The square root of 126440 is 355.5840266379
The cube root of 126440 is 50.1912674025

Scales and comparisons

How big is 126440?

126,440 seconds is equal to 1 day, 11 hours, 7 minutes, 20 seconds.
To count from 1 to 126,440 would take you about eleven 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 126440 cubic inches would be around 4.2 feet tall.

Recreational maths with 126440

126440 backwards is 044621
The number of decimal digits it has is: 6
The sum of 126440's digits is 17
More coming soon!

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The information we have on file for 126440 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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