28931166 is an even 8-digits composite number following 28931165
and preceding 28931167 . In scientific notation, it is written as 2.8931166 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 8766960 positive integers (up to 28931166) that are relatively prime to 28931166.
28931166 has 16 divisors, whose sum is 52602480
The reverse of 28931166 is 66113982
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million nine hundred thirty-one thousand one hundred sixty-six
Scientific notation
2.8931166 × 10^7
Engineering notation
2.8931166 × 10^6
Prime Factorization
2 × 9 × 11 × 146117
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28931166
Product of the distinct prime numbers
The prime factorization of 28931166 is 2 × 9 × 11 × 146117.
Since it has a total of 4 prime factors.
1 , 8 , 79 , 6 , 659 , 175 , 7197 , 3672 , 19025 , 87878 , 518255 , 350659 , 514463 , 2157466 , 12536745 , 79949470 , 613847969 , 302000573 , 2739466072 , 1693714018
n×2
57862332
n×3
86793498
n×4
115724664
n×5
144655830
n÷2
14465583
n÷3
9643722
n÷3
7232791.5
n÷5
5786233.2
n2
837012366119556
n3
2.4215743708258E+22
n4
7.0058970103706E+29
n5
2.0268876938593E+37
2 √n
5378.7699337302
3 √n
306.98840969587
4 √n
73.34009772103
5 √n
31.065130863106
1 , 2 , 9 , 11 , 18 , 22 , 99 , 198 , 146117 , 292234 , 1315053 , 1607287 , 2630106 , 3214574 , 14465583 , 28931166
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
-28931165
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 28931166 can be divided by 16 positive divisors.
The sum of these divisors (counting 28931166) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101110010111010001011110
3
Ternary
2000102212002200
4
Quaternary
1232113101132
5
Quinary
24401244131
6
Senary
2512032330
8
Octal
156272136
10
Decimal
28931166
12
Duodecimal
98326a6
16
Hexadecimal
1b9745e
20
Vigesimal
90g7i6
36
Base36
h83fi
md5
c2e8f070e852a859c0fdb446db36048b
sha1
2c7eb37d7c5b6321fd12a2263e85c93742c9be68
sha256
a3343424d25495ffef236237b727856da96f6019afd2cbf3d938d0c48283c0a1
sha512
ebac185e7eed503c85986b225947c25651cd43c49cfe405dc82c06ccd0b7491ef71ca2b43ad0fec14047a3a72e7d55b09da0140b4dddcae2be1a9a22a3f3955d
ripemd-160
dc9aa628589ab8d47980128289bca353381f98c6
Diameter
57862332
Circumference
181779877.13077
Area
2.629551900365E+15
Volume
1.0143467004677E+23
Surface area
1.051820760146E+16
Circumference
181779877.13077
Perimeter
115724664
Area
837012366119556
Diagonal
40914847.332467
Surface area
5022074196717336
Volume
2.4215743708258E+22
Space diagonal
50110249.434209
Perimeter
86793498
Area
3.6243698617063E+14
Altitude
25055124.717105
Surface area
3.6243698617063E+14
Volume
2.8538527645974E+21
Height
13638282.444156