20138562 is an even 8-digits composite number following 20138561
and preceding 20138563 . In scientific notation, it is written as 2.0138562 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 6712848 positive integers (up to 20138562) that are relatively prime to 20138562.
20138562 has 8 divisors, whose sum is 33564300
The reverse of 20138562 is 26583102
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred thirty-eight thousand five hundred sixty-two
Scientific notation
2.0138562 × 10^7
Engineering notation
2.0138562 × 10^6
Prime Factorization
2 × 9 × 1118809
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20138562
Product of the distinct prime numbers
The prime factorization of 20138562 is 2 × 9 × 1118809.
Since it has a total of 3 prime factors.
9 , 3 , 94 , 11 , 560 , 827 , 443 , 7428 , 40619 , 8760 , 604407 , 178266 , 6350070 , 7349359 , 1780491 , 28156507 , 621138369 , 867098765 , 5888437650 , 9184488385
n×2
40277124
n×3
60415686
n×4
80554248
n×5
100692810
n÷2
10069281
n÷3
6712854
n÷3
5034640.5
n÷5
4027712.4
n2
405561679427844
n3
8.1674290259818E+21
n4
1.6448027582033E+29
n5
3.3123962323849E+36
2 √n
4487.6009180853
3 √n
272.06717811586
4 √n
66.989558276535
5 √n
28.893868457308
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
-20138561
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 20138562 can be divided by 8 positive divisors.
The sum of these divisors (counting 20138562) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110100101001000010
3
Ternary
1101220010220200
4
Quaternary
1030310221002
5
Quinary
20123413222
6
Senary
1555350030
8
Octal
114645102
10
Decimal
20138562
12
Duodecimal
68b2316
16
Hexadecimal
1334a42
20
Vigesimal
65h682
36
Base36
bzn0i
md5
92b8d6ddb306197d923a9102459b18e5
sha1
b87f9aa4c1805e0989fa6ade50dbd4861490c238
sha256
bea3a71f83b3e9375b1ea763a4391ffe2fe4b2c377032d468434ed59470834bc
sha512
63dd42d905951d5ea5c20d70983d0ebc37eecb0194fb02e0c7280991f9a730144d4b33cfbb1053f6f6dd5e09fe22f996919eb64eabe8a4afbb60a3dd9bf2f9fe
ripemd-160
ade8b6b6dd55a314d4256730c456bf2b865127f6
Diameter
40277124
Circumference
126534316.86613
Area
1.2741095926681E+15
Volume
3.421164670232E+22
Surface area
5.0964383706722E+15
Circumference
126534316.86613
Perimeter
80554248
Area
405561679427844
Diagonal
28480227.507091
Surface area
2433370076567064
Volume
8.1674290259818E+21
Space diagonal
34881012.575376
Perimeter
60415686
Area
1.75613358593E+14
Altitude
17440506.287688
Surface area
1.75613358593E+14
Volume
9.6254074152192E+20
Height
9493409.1690305