642208

642,208 is an even composite number composed of four prime numbers multiplied together.

What does the number 642208 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

642208 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 642208:

2⁵ × 7 × 47 × 61

(2 × 2 × 2 × 2 × 2 × 7 × 47 × 61)

See below for interesting mathematical facts about the number 642208 from the Numbermatics database.

Names of 642208

Cardinal: 642208 can be written as Six hundred forty-two thousand, two hundred eight.

Scientific notation

Scientific notation: 6.42208 × 10⁵

Factors of 642208

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 117

Divisors of 642208

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 7 8 14 16 28 32 47 56 61 94 112 122 188 224 244 329 376 427 488 658 752 854 976 1316 1504 1708 1952 2632 2867 3416 5264 5734 6832 10528 11468 13664 20069 22936 40138 45872 80276 91744 160552 321104 642208
Sum of all divisors σ(n): 1499904
Sum of proper divisors (its aliquot sum) s(n): 857696
642208 is an abundant number, because the sum of its proper divisors (857696) is greater than itself. Its abundance is 215488

Bases of 642208

Binary: 10011100110010100000₂
Hexadecimal: 0x9CCA0
Base-36: DRJ4

Squares and roots of 642208

642208 squared (642208²) is 412431115264
642208 cubed (642208³) is 264866561671462912
The square root of 642208 is 801.3788117985
The cube root of 642208 is 86.2763778453

Scales and comparisons

How big is 642208?

642,208 seconds is equal to 1 week, 10 hours, 23 minutes, 28 seconds.
To count from 1 to 642,208 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 642208 cubic inches would be around 7.2 feet tall.

Recreational maths with 642208

642208 backwards is 802246
The number of decimal digits it has is: 6
The sum of 642208's digits is 22
More coming soon!

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The information we have on file for 642208 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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