40645140

40,645,140 is an even composite number composed of five prime numbers multiplied together.

What does the number 40645140 look like?

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

40645140 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 40645140:

2² × 3 × 5 × 23 × 29453

(2 × 2 × 3 × 5 × 23 × 29453)

See below for interesting mathematical facts about the number 40645140 from the Numbermatics database.

Names of 40645140

Cardinal: 40645140 can be written as Forty million, six hundred forty-five thousand, one hundred forty.

Scientific notation

Scientific notation: 4.064514 × 10⁷

Factors of 40645140

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 29486

Divisors of 40645140

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 5 6 10 12 15 20 23 30 46 60 69 92 115 138 230 276 345 460 690 1380 29453 58906 88359 117812 147265 176718 294530 353436 441795 589060 677419 883590 1354838 1767180 2032257 2709676 3387095 4064514 6774190 8129028 10161285 13548380 20322570 40645140
Sum of all divisors σ(n): 118758528
Sum of proper divisors (its aliquot sum) s(n): 78113388
40645140 is an abundant number, because the sum of its proper divisors (78113388) is greater than itself. Its abundance is 37468248

Bases of 40645140

Binary: 10011011000011001000010100₂
Hexadecimal: 0x26C3214
Base-36: O75ZO

Squares and roots of 40645140

40645140 squared (40645140²) is 1652027405619600
40645140 cubed (40645140³) is 67146885185245428744000
The square root of 40645140 is 6375.3541078123
The cube root of 40645140 is 343.8240153569

Scales and comparisons

How big is 40645140?

40,645,140 seconds is equal to 1 year, 15 weeks, 1 day, 10 hours, 19 minutes.
To count from 1 to 40,645,140 would take you about forty-eight 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 40645140 cubic inches would be around 28.7 feet tall.

Recreational maths with 40645140

40645140 backwards is 04154604
The number of decimal digits it has is: 8
The sum of 40645140's digits is 24
More coming soon!

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The information we have on file for 40645140 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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