82131330 is an even 8-digits composite number following 82131329
and preceding 82131331 . In scientific notation, it is written as 8.2131330 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors.
There are 21862400 positive integers (up to 82131330) that are relatively prime to 82131330.
82131330 has 32 divisors, whose sum is 197468928
The reverse of 82131330 is 03313128
Previous prime number is 641
Is Prime? no Number parity even Number length 8 Sum of Digits 21 Digital Root 3
Name
eighty-two million one hundred thirty-one thousand three hundred thirty
Scientific notation
8.2131330 × 10^7
Engineering notation
8.2131330 × 10^6
Prime Factorization
2 × 3 × 5 × 641 × 4271
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
82131330 Product of the distinct prime numbers
The prime factorization of 82131330 is 2 × 3 × 5 × 641 × 4271.
Since it has a total of 5 prime factors.
4 , 1 , 94 , 85 , 550 , 756 , 3774 , 5269 , 19680 , 96432 , 906590 , 372942 , 4308541 , 6824980 , 56633122 , 3515306 , 932457949 , 627531844 , 3134532957 , 6116402873
n×2
164262660
n×3
246393990
n×4
328525320
n×5
410656650
n÷2
41065665
n÷3
27377110
n÷3
20532832.5
n÷5
16426266
n2
6745555367568900
n3
5.5402143392707E+23
n4
4.5502517216938E+31
n5
3.737182257375E+39
2 √n9062.6337231513
3 √n434.6799601312
4 √n95.197866169108
5 √n38.273816568352
1 , 2 , 3 , 5 , 6 , 10 , 15 , 30 , 641 , 1282 , 1923 , 3205 , 3846 , 4271 , 6410 , 8542 , 9615 , 12813 , 19230 , 21355 , 25626 , 42710 , 64065 , 128130 , 2737711 , 5475422 , 8213133 , 13688555 , 16426266 , 27377110 , 41065665 , 82131330
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-82131329 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
1 Returns the nth root of the product of n divisors
H Harmonic Mean
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82131330 can be divided by 32 positive divisors.
The sum of these divisors (counting 82131330) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100111001010011100110000010
3
Ternary
12201112201000010
4
Quaternary
10321103212002
5
Quinary
132011200310
6
Senary
12052205350
8
Octal
471234602
10
Decimal
82131330
12
Duodecimal
23609856
16
Hexadecimal
4e53982
20
Vigesimal
15d686a
36
Base36
1cwcxu
md5
64798d65eeaa8d9c623a2eb7af699325
sha1
b6cbe606b532aae5beadc3a826e4e2d558f99303
sha256
9aba999f46ce8215a1135154ef354576091ce27a7c7ef1487f6e87221f9820db
sha512
22169a76aa13d7fa4ab04700e9b32dd8aa9240c8c55984ccc53a3e79aacde3f8e9f3a5eb990013f3740d0434d28314299cb794d345efe034a76fb293229d7c95
ripemd-160
45801f57b33fa057ed6ad44197eb671bbabf57c4
Diameter
164262660
Circumference
516046365.91512
Area
2.1191787187138E+16
Volume
2.3206795556754E+24
Surface area
8.4767148748551E+16
Circumference
516046365.91512
Perimeter
328525320
Area
6745555367568900
Diagonal
116151240.78174
Surface area
40473332205413400
Volume
5.5402143392707E+23
Space diagonal
142255636.45321
Perimeter
246393990
Area
2.9209111554746E+15
Altitude
71127818.226603
Surface area
2.9209111554746E+15
Volume
6.5292052142088E+22
Height
38717080.26058