81170023 is an odd 8-digits composite number following 81170022
and preceding 81170024 . In scientific notation, it is written as 8.1170023 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 73258680 positive integers (up to 81170023) that are relatively prime to 81170023.
81170023 has 8 divisors, whose sum is 89187840
The reverse of 81170023 is 32007118
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
eighty-one million one hundred seventy thousand twenty-three
Scientific notation
8.1170023 × 10^7
Engineering notation
8.1170023 × 10^6
Prime Factorization
11 × 139 × 53087
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81170023
Product of the distinct prime numbers
The prime factorization of 81170023 is 11 × 139 × 53087.
Since it has a total of 3 prime factors.
10 , 7 , 43 , 66 , 447 , 768 , 8088 , 4063 , 30938 , 53887 , 868928 , 325891 , 4680260 , 5346182 , 72726679 , 25261529 , 844299482 , 712657092 , 1874086747 , 781289074
n×2
162340046
n×3
243510069
n×4
324680092
n×5
405850115
n÷2
40585011.5
n÷3
27056674.333333
n÷3
20292505.75
n÷5
16234004.6
n2
6588572633820529
n3
5.3479459222438E+23
n4
4.3409289351129E+31
n5
3.5235330150448E+39
2 √n
9009.4407706583
3 √n
432.97739482713
4 √n
94.91807399362
5 √n
38.183798874521
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81170022
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81170023 can be divided by 8 positive divisors.
The sum of these divisors (counting 81170023) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110101101000111001100111
3
Ternary
12122201212100011
4
Quaternary
10311220321213
5
Quinary
131234420043
6
Senary
12015431051
8
Octal
465507147
10
Decimal
81170023
12
Duodecimal
23225487
16
Hexadecimal
4d68e67
20
Vigesimal
1576513
36
Base36
1cbr6v
md5
2cc06b1982e18afd63037fac27320262
sha1
9aa4ccfe91a3fc0fe230a759447d910d69c41655
sha256
5236004fa426d3d0927c42b099fd523b7de831bf9f6fff7e2f9eaeeba17052ee
sha512
d8246f2fc66180c15c6d57669640a1e39dbaf19caa6d5d7ea5824cd73023a843163b039da9c5baba31ee10e34e72cd1e974b0dc99606459733f331b9f2f7966b
ripemd-160
7cd1dbd505da5eca58c554f3380d997fa9de9cd8
Diameter
162340046
Circumference
510006295.89703
Area
2.0698611384053E+16
Volume
2.2401423494822E+24
Surface area
8.2794445536213E+16
Circumference
510006295.89703
Perimeter
324680092
Area
6588572633820529
Diagonal
114791747.38474
Surface area
39531435802923174
Volume
5.3479459222438E+23
Space diagonal
140590603.88753
Perimeter
243510069
Area
2.8529356377838E+15
Altitude
70295301.943767
Surface area
2.8529356377838E+15
Volume
6.3026147117293E+22
Height
38263915.794912