82161837 is an odd 8-digits composite number following 82161836
and preceding 82161838 . In scientific notation, it is written as 8.2161837 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 16 positive divisors.
There are 54487296 positive integers (up to 82161837) that are relatively prime to 82161837.
82161837 has 16 divisors, whose sum is 122359680
The reverse of 82161837 is 73816128
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
eighty-two million one hundred sixty-one thousand eight hundred thirty-seven
Scientific notation
8.2161837 × 10^7
Engineering notation
8.2161837 × 10^6
Prime Factorization
3 × 3 × 3 × 193 × 15767
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
9129093
Product of the distinct prime numbers
The prime factorization of 82161837 is 3 × 3 × 3 × 193 × 15767.
Since it has a total of 5 prime factors.
7 , 4 , 43 , 81 , 360 , 649 , 2546 , 1742 , 61662 , 96021 , 636935 , 349705 , 1493427 , 4202763 , 55457218 , 50340460 , 165793161 , 71562270 , 9447845162 , 926585193
n×2
164323674
n×3
246485511
n×4
328647348
n×5
410809185
n÷2
41080918.5
n÷3
27387279
n÷3
20540459.25
n÷5
16432367.4
n2
6750567459214569
n3
5.5463902324149E+23
n4
4.5570161021407E+31
n5
3.7441281419046E+39
2 √n
9064.3166868772
3 √n
434.73377288862
4 √n
95.206705052098
5 √n
38.276659444218
1 , 3 , 9 , 27 , 193 , 579 , 1737 , 5211 , 15767 , 47301 , 141903 , 425709 , 3043031 , 9129093 , 27387279 , 82161837
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
-82161836
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 82161837 can be divided by 16 positive divisors.
The sum of these divisors (counting 82161837) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111001011011000010101101
3
Ternary
12201121020212000
4
Quaternary
10321123002231
5
Quinary
132013134322
6
Senary
12053002513
8
Octal
471330255
10
Decimal
82161837
12
Duodecimal
23623439
16
Hexadecimal
4e5b0ad
20
Vigesimal
15da4bh
36
Base36
1cx0h9
md5
2a352cdb35b52ee4ed881472a333631b
sha1
d2c208719a1638e4b592cfe2d588450beb8780e2
sha256
3b03562afba13d683dd160eb22d7c845565b84a8463e47bdf576b4194f865971
sha512
1002cc63bba9f444011602c4d463b06d839d274eda40ebf8d2a92437ff7a1ddf3335c86f025e51386318445d612b3e469a174e69b968d7aa1a78b01d5b4cee06
ripemd-160
d62cb32b58180fb79038397eb217a5dee77a9645
Diameter
164323674
Circumference
516238047.04928
Area
2.1207533137431E+16
Volume
2.3232665077463E+24
Surface area
8.4830132549723E+16
Circumference
516238047.04928
Perimeter
328647348
Area
6750567459214569
Diagonal
116194384.19489
Surface area
40503404755287414
Volume
5.5463902324149E+23
Space diagonal
142308476.12719
Perimeter
246485511
Area
2.9230814548202E+15
Altitude
71154238.063596
Surface area
2.9230814548202E+15
Volume
6.536483574079E+22
Height
38731461.398296