82091231 is an odd 8-digits composite number following 82091230
and preceding 82091232 . In scientific notation, it is written as 8.2091231 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 82008864 positive integers (up to 82091231) that are relatively prime to 82091231.
82091231 has 4 divisors, whose sum is 82173600
The reverse of 82091231 is 13219028
Previous prime number is 1009
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
eighty-two million ninety-one thousand two hundred thirty-one
Scientific notation
8.2091231 × 10^7
Engineering notation
8.2091231 × 10^6
Prime Factorization
1009 × 81359
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
82091231
Product of the distinct prime numbers
The prime factorization of 82091231 is 1009 × 81359.
Since it has a total of 2 prime factors.
3 , 5 , 100 , 90 , 206 , 898 , 3800 , 2642 , 35850 , 82482 , 934369 , 834162 , 2081962 , 7682450 , 82844163 , 76905854 , 928358154 , 670853243 , 1779835121 , 2317896314
n×2
164182462
n×3
246273693
n×4
328364924
n×5
410456155
n÷2
41045615.5
n÷3
27363743.666667
n÷3
20522807.75
n÷5
16418246.2
n2
6738970207095361
n3
5.5321035997278E+23
n4
4.5413719452119E+31
n5
3.7280681341131E+39
2 √n
9060.4211270779
3 √n
434.60920731314
4 √n
95.186244421544
5 √n
38.270078551248
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82091230
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82091231 can be divided by 4 positive divisors.
The sum of these divisors (counting 82091231) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111001001001110011011111
3
Ternary
12201110122222222
4
Quaternary
10321021303133
5
Quinary
132003404411
6
Senary
12051255555
8
Octal
471116337
10
Decimal
82091231
12
Duodecimal
235aa5bb
16
Hexadecimal
4e49cdf
20
Vigesimal
15d181b
36
Base36
1cvhzz
md5
cd5c18d66270bb0642710400811feb0c
sha1
b3db3e50b86c8b77a3f8e4876c1c560e675655fd
sha256
18c913fafb97cd6fc93bd2dcbb9bf6bf03e1a620ba7733d8cd5855e59c0854ff
sha512
df025adf607f5fc1b345aa28b481bf3f84d8f97f4db8d6ca99eb28f16d1fba671ec118c48959d83c1e985dbfbb8dc4066fb06b4cf7b447c51c8623b29e524e2d
ripemd-160
7894f186c21dafcb449b6a20bfc248ddaefa0298
Diameter
164182462
Circumference
515794416.46749
Area
2.1171099295371E+16
Volume
2.3172821370403E+24
Surface area
8.4684397181485E+16
Circumference
515794416.46749
Perimeter
328364924
Area
6738970207095361
Diagonal
116094532.2321
Surface area
40433821242572166
Volume
5.5321035997278E+23
Space diagonal
142186182.94787
Perimeter
246273693
Area
2.9180596973455E+15
Altitude
71093091.473937
Surface area
2.9180596973455E+15
Volume
6.5196466159901E+22
Height
38698177.410701