642249344
642,249,344 is an even composite number composed of four prime numbers multiplied together.
642249344 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 642249344:
27 × 11 × 349 × 1307
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 11 × 349 × 1307)See below for interesting mathematical facts about the number 642249344 from the Numbermatics database.
Names of 642249344
- Cardinal: 642249344 can be written as Six hundred forty-two million, two hundred forty-nine thousand, three hundred forty-four.
Scientific notation
- Scientific notation: 6.42249344 × 108
Factors of 642249344
Divisors of 642249344
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 4 8 11 16 22 32 44 64 88 128 176 349 352 698 704 1307 1396 1408 2614 2792 3839 5228 5584 7678 10456 11168 14377 15356 20912 22336 28754 30712 41824 44672 57508 61424 83648 115016 122848 167296 230032 245696 456143 460064 491392 912286 920128 1824572 1840256 3649144 5017573 7298288 10035146 14596576 20070292 29193152 40140584 58386304 80281168 160562336 321124672 642249344
- Sum of all divisors σ(n): 1400868000
- Sum of proper divisors (its aliquot sum) s(n): 758618656
- 642249344 is an abundant number, because the sum of its proper divisors (758618656) is greater than itself. Its abundance is 116369312
Bases of 642249344
- Binary: 1001100100011111110010100000002
- Hexadecimal: 0x2647F280
- Base-36: AMDMRK
Squares and roots of 642249344
- 642249344 squared (6422493442) is 412484219868430336
- 642249344 cubed (6422493443) is 264917719620851149605699584
-
The
square root of 642249344 is 25342.6388523375 -
The
cube root of 642249344 is 862.7822923621
Scales and comparisons
How big is 642249344?- 642,249,344 seconds is equal to 20 years, 21 weeks, 6 days, 10 hours, 35 minutes, 44 seconds.
-
To count from 1 to 642,249,344 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 642249344 cubic inches would be around 71.9 feet tall.
Recreational maths with 642249344
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The information we have on file for 642249344 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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