20138165 is an odd 8-digits composite number following 20138164
and preceding 20138166 . In scientific notation, it is written as 2.0138165 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 16066512 positive integers (up to 20138165) that are relatively prime to 20138165.
20138165 has 8 divisors, whose sum is 24231840
The reverse of 20138165 is 56183102
Previous prime number is 379
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred thirty-eight thousand one hundred sixty-five
Scientific notation
2.0138165 × 10^7
Engineering notation
2.0138165 × 10^6
Prime Factorization
5 × 379 × 10627
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20138165
Product of the distinct prime numbers
The prime factorization of 20138165 is 5 × 379 × 10627.
Since it has a total of 3 prime factors.
3 , 4 , 81 , 58 , 573 , 856 , 6432 , 5010 , 22019 , 85484 , 471299 , 916542 , 111557 , 9386011 , 36867453 , 5484163 , 861930084 , 777215493 , 1754931633 , 7819940138
n×2
40276330
n×3
60414495
n×4
80552660
n×5
100690825
n÷2
10069082.5
n÷3
6712721.6666667
n÷3
5034541.25
n÷5
4027633
n2
405545689567225
n3
8.1669460115436E+21
n4
1.6446730632656E+29
n5
3.3120697519097E+36
2 √n
4487.5566848788
3 √n
272.06539031228
4 √n
66.989228125713
5 √n
28.893754536997
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
-20138164
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 20138165 can be divided by 8 positive divisors.
The sum of these divisors (counting 20138165) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100100010110101
3
Ternary
1101220010100222
4
Quaternary
1030310202311
5
Quinary
20123410130
6
Senary
1555344125
8
Octal
114644265
10
Decimal
20138165
12
Duodecimal
68b2045
16
Hexadecimal
13348b5
20
Vigesimal
65h585
36
Base36
bzmph
md5
f5f2ceaa690fc24ad0754cd875747f40
sha1
87acc9b733f74a07df282a06a3ef34907ff7e70b
sha256
b8521ae8802defca2a8863d0ae4cf65c9f363a7385abd9d9a374e4f0f6919852
sha512
590b22b2d70e696062248de60387c144d3b26fa085a36788b180311b883fd6081bdba5267c8c20d9f26495a682a9f2520a65dad4936598eef01f8f41780be681
ripemd-160
c219adb0b2262703f53f3925064d4cffa3bfa155
Diameter
40276330
Circumference
126531822.44156
Area
1.2740593590394E+15
Volume
3.4209623456173E+22
Surface area
5.0962374361576E+15
Circumference
126531822.44156
Perimeter
80552660
Area
405545689567225
Diagonal
28479666.064307
Surface area
2433274137403350
Volume
8.1669460115436E+21
Space diagonal
34880324.951205
Perimeter
60414495
Area
1.7560643478025E+14
Altitude
17440162.475603
Surface area
1.7560643478025E+14
Volume
9.6248381772448E+20
Height
9493222.0214357