20455513 is an odd 8-digits composite number following 20455512
and preceding 20455514 . In scientific notation, it is written as 2.0455513 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 18882000 positive integers (up to 20455513) that are relatively prime to 20455513.
20455513 has 4 divisors, whose sum is 22029028
The reverse of 20455513 is 31555402
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million four hundred fifty-five thousand five hundred thirteen
Scientific notation
2.0455513 × 10^7
Engineering notation
2.0455513 × 10^6
Prime Factorization
13 × 1573501
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20455513
Product of the distinct prime numbers
The prime factorization of 20455513 is 13 × 1573501.
Since it has a total of 2 prime factors.
5 , 1 , 25 , 99 , 803 , 588 , 6701 , 4540 , 72221 , 20142 , 509025 , 939513 , 3293482 , 8893554 , 60656578 , 846097 , 719183786 , 945018276 , 426085170 , 3141289866
n×2
40911026
n×3
61366539
n×4
81822052
n×5
102277565
n÷2
10227756.5
n÷3
6818504.3333333
n÷3
5113878.25
n÷5
4091102.6
n2
418428012093169
n3
8.559159640936E+21
n4
1.7508200130424E+29
n5
3.5813921537449E+36
2 √n
4522.7771335762
3 √n
273.48706584244
4 √n
67.251595769738
5 √n
28.984250541735
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20455512
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20455513 can be divided by 4 positive divisors.
The sum of these divisors (counting 20455513) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110000010000001011001
3
Ternary
1102111020200121
4
Quaternary
1032002001121
5
Quinary
20214034023
6
Senary
2010233241
8
Octal
116020131
10
Decimal
20455513
12
Duodecimal
6a25821
16
Hexadecimal
1382059
20
Vigesimal
67gifd
36
Base36
c6fkp
md5
1c5f1f160bbb73b826c1525bae9bc54d
sha1
408fb2120c8d0827f1d719005af10719a3fbffb6
sha256
8386165dc9a52bd8536cf4209c48134a9d2f8fd4129f4dbbea9be848cc927178
sha512
4791f1d65c155bdecfe05f8b01c08648112c8a0ebf674fc0d816a73c2f09331ab0f84453e1e0eb70881e541ccd4c1ab0baa148b2d950e264fe6a545e9d4940d9
ripemd-160
1c25160b7e6d0d40ba3306885284347a3c355d93
Diameter
40911026
Circumference
128525778.73242
Area
1.3145303688481E+15
Volume
3.5852524065156E+22
Surface area
5.2581214753923E+15
Circumference
128525778.73242
Perimeter
81822052
Area
418428012093169
Diagonal
28928463.909899
Surface area
2510568072559014
Volume
8.559159640936E+21
Space diagonal
35429987.810886
Perimeter
61366539
Area
1.8118464406385E+14
Altitude
17714993.905443
Surface area
1.8118464406385E+14
Volume
1.0087066372273E+21
Height
9642821.3032997