28313380

28,313,380 is an even composite number composed of five prime numbers multiplied together.

What does the number 28313380 look like?

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

28313380 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 28313380:

2² × 5 × 71 × 127 × 157

(2 × 2 × 5 × 71 × 127 × 157)

See below for interesting mathematical facts about the number 28313380 from the Numbermatics database.

Names of 28313380

Cardinal: 28313380 can be written as Twenty-eight million, three hundred thirteen thousand, three hundred eighty.

Scientific notation

Scientific notation: 2.831338 × 10⁷

Factors of 28313380

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 362

Divisors of 28313380

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 10 20 71 127 142 157 254 284 314 355 508 628 635 710 785 1270 1420 1570 2540 3140 9017 11147 18034 19939 22294 36068 39878 44588 45085 55735 79756 90170 99695 111470 180340 199390 222940 398780 1415669 2831338 5662676 7078345 14156690 28313380
Sum of all divisors σ(n): 61157376
Sum of proper divisors (its aliquot sum) s(n): 32843996
28313380 is an abundant number, because the sum of its proper divisors (32843996) is greater than itself. Its abundance is 4530616

Bases of 28313380

Binary: 1101100000000011100100100₂
Hexadecimal: 0x1B00724
Base-36: GUUQS

Squares and roots of 28313380

28313380 squared (28313380²) is 801647487024400
28313380 cubed (28313380³) is 22697349926166906472000
The square root of 28313380 is 5321.0318548191
The cube root of 28313380 is 304.7875614639

Scales and comparisons

How big is 28313380?

28,313,380 seconds is equal to 46 weeks, 5 days, 16 hours, 49 minutes, 40 seconds.
To count from 1 to 28,313,380 would take you about eighteen 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 28313380 cubic inches would be around 25.4 feet tall.

Recreational maths with 28313380

28313380 backwards is 08331382
The number of decimal digits it has is: 8
The sum of 28313380's digits is 28
More coming soon!

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The information we have on file for 28313380 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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