82161875 is an odd 8-digits composite number following 82161874
and preceding 82161876 . In scientific notation, it is written as 8.2161875 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 64308000 positive integers (up to 82161875) that are relatively prime to 82161875.
82161875 has 16 divisors, whose sum is 101533824
The reverse of 82161875 is 57816128
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-two million one hundred sixty-one thousand eight hundred seventy-five
Scientific notation
8.2161875 × 10^7
Engineering notation
8.2161875 × 10^6
Prime Factorization
5 × 125 × 47 × 2797
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
82161875
Product of the distinct prime numbers
The prime factorization of 82161875 is 5 × 125 × 47 × 2797.
Since it has a total of 4 prime factors.
3 , 9 , 37 , 15 , 272 , 571 , 2907 , 7378 , 24766 , 92109 , 911221 , 419553 , 8314132 , 7398203 , 87032115 , 36560179 , 456389767 , 218235136 , 6174091485 , 8765086702
n×2
164323750
n×3
246485625
n×4
328647500
n×5
410809375
n÷2
41080937.5
n÷3
27387291.666667
n÷3
20540468.75
n÷5
16432375
n2
6750573703515625
n3
5.5463979280654E+23
n4
4.5570245326597E+31
n5
3.7441368002432E+39
2 √n
9064.3187830085
3 √n
434.73383991033
4 √n
95.206716060415
5 √n
38.276662984823
1 , 5 , 47 , 125 , 235 , 625 , 2797 , 5875 , 13985 , 29375 , 131459 , 349625 , 657295 , 1748125 , 16432375 , 82161875
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82161874
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82161875 can be divided by 16 positive divisors.
The sum of these divisors (counting 82161875) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111001011011000011010011
3
Ternary
12201121020220102
4
Quaternary
10321123003103
5
Quinary
132013140000
6
Senary
12053003015
8
Octal
471330323
10
Decimal
82161875
12
Duodecimal
2362346b
16
Hexadecimal
4e5b0d3
20
Vigesimal
15da4df
36
Base36
1cx0ib
md5
1a516a707f1b6bdb09c5c4db830b7d02
sha1
9dd07f88883b0e5ef305ded291a7e1cf94e31a6b
sha256
7cfb149140aa6b7d6377fdab9caebd4125d955a499ee942c4f3e788f229bdf18
sha512
fc991f3c09a4420edb8fdde26c6e447b15b1260346c75c959df02436ee98e67de439b0987209b8ebeaedd8d22bd33ac99056398492b21340129b43b801661b5d
ripemd-160
bdbfc6747bae6416868db963f784b9dc9deddf5c
Diameter
164323750
Circumference
516238285.81033
Area
2.1207552754481E+16
Volume
2.3232697312928E+24
Surface area
8.4830211017925E+16
Circumference
516238285.81033
Perimeter
328647500
Area
6750573703515625
Diagonal
116194437.935
Surface area
40503442221093750
Volume
5.5463979280654E+23
Space diagonal
142308541.94512
Perimeter
246485625
Area
2.9230841586819E+15
Altitude
71154270.972562
Surface area
2.9230841586819E+15
Volume
6.5364926434901E+22
Height
38731479.311668