45309972

45,309,972 is an even composite number composed of four prime numbers multiplied together.

What does the number 45309972 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 36 divisors.

45309972 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-six divisors.

Prime factorization of 45309972:

2² × 3 × 31 × 349²

(2 × 2 × 3 × 31 × 349 × 349)

See below for interesting mathematical facts about the number 45309972 from the Numbermatics database.

Names of 45309972

Cardinal: 45309972 can be written as Forty-five million, three hundred nine thousand, nine hundred seventy-two.

Scientific notation

Scientific notation: 4.5309972 × 10⁷

Factors of 45309972

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 385

Divisors of 45309972

Number of divisors d(n): 36
Complete list of divisors:
1 2 3 4 6 12 31 62 93 124 186 349 372 698 1047 1396 2094 4188 10819 21638 32457 43276 64914 121801 129828 243602 365403 487204 730806 1461612 3775831 7551662 11327493 15103324 22654986 45309972
Sum of all divisors σ(n): 109447296
Sum of proper divisors (its aliquot sum) s(n): 64137324
45309972 is an abundant number, because the sum of its proper divisors (64137324) is greater than itself. Its abundance is 18827352

Bases of 45309972

Binary: 10101100110110000000010100₂
Hexadecimal: 0x2B36014
Base-36: QZ5EC

Squares and roots of 45309972

45309972 squared (45309972²) is 2052993562640784
45309972 cubed (45309972³) is 93021080839434169098048
The square root of 45309972 is 6731.2682311731
The cube root of 45309972 is 356.5041567087

Scales and comparisons

How big is 45309972?

45,309,972 seconds is equal to 1 year, 22 weeks, 6 days, 10 hours, 6 minutes, 12 seconds.
To count from 1 to 45,309,972 would take you about two years!

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 45309972 cubic inches would be around 29.7 feet tall.

Recreational maths with 45309972

45309972 backwards is 27990354
The number of decimal digits it has is: 8
The sum of 45309972's digits is 39
More coming soon!

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The information we have on file for 45309972 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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