642315387

642,315,387 is an odd composite number composed of five prime numbers multiplied together.

What does the number 642315387 look like?

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

642315387 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 642315387:

3 × 7 × 19² × 193 × 439

(3 × 7 × 19 × 19 × 193 × 439)

See below for interesting mathematical facts about the number 642315387 from the Numbermatics database.

Names of 642315387

Cardinal: 642315387 can be written as Six hundred forty-two million, three hundred fifteen thousand, three hundred eighty-seven.

Scientific notation

Scientific notation: 6.42315387 × 10⁸

Factors of 642315387

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 661

Divisors of 642315387

Number of divisors d(n): 48
Complete list of divisors:
1 3 7 19 21 57 133 193 361 399 439 579 1083 1317 1351 2527 3073 3667 4053 7581 8341 9219 11001 25023 25669 58387 69673 77007 84727 158479 175161 209019 254181 475437 487711 593089 1109353 1463133 1609813 1779267 3328059 4829439 11268691 30586447 33806073 91759341 214105129 642315387
Sum of all divisors σ(n): 1040709120
Sum of proper divisors (its aliquot sum) s(n): 398393733
642315387 is a deficient number, because the sum of its proper divisors (398393733) is less than itself. Its deficiency is 243921654

Bases of 642315387

Binary: 100110010010001111010001111011₂
Hexadecimal: 0x2648F47B
Base-36: AMF1Q3

Squares and roots of 642315387

642315387 squared (642315387²) is 412569056376959769
642315387 cubed (642315387³) is 264999453110991731908665603
The square root of 642315387 is 25343.9418204825
The cube root of 642315387 is 862.8118648731

Scales and comparisons

How big is 642315387?

642,315,387 seconds is equal to 20 years, 22 weeks, 4 hours, 56 minutes, 27 seconds.
To count from 1 to 642,315,387 would take you about thirty 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 642315387 cubic inches would be around 71.9 feet tall.

Recreational maths with 642315387

642315387 backwards is 783513246
The number of decimal digits it has is: 9
The sum of 642315387's digits is 39
More coming soon!

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The information we have on file for 642315387 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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