20506507 is an odd 8-digits composite number following 20506506
and preceding 20506508 . In scientific notation, it is written as 2.0506507 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 17577000 positive integers (up to 20506507) that are relatively prime to 20506507.
20506507 has 4 divisors, whose sum is 23436016
The reverse of 20506507 is 70560502
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million five hundred six thousand five hundred seven
Scientific notation
2.0506507 × 10^7
Engineering notation
2.0506507 × 10^6
Prime Factorization
7 × 2929501
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20506507
Product of the distinct prime numbers
The prime factorization of 20506507 is 7 × 2929501.
Since it has a total of 2 prime factors.
6 , 2 , 56 , 34 , 683 , 816 , 3849 , 8349 , 99917 , 54620 , 99898 , 675071 , 9713237 , 4395542 , 4698564 , 97411807 , 372960983 , 177384666 , 15981739 , 553488377
n×2
41013014
n×3
61519521
n×4
82026028
n×5
102532535
n÷2
10253253.5
n÷3
6835502.3333333
n÷3
5126626.75
n÷5
4101301.4
n2
420516829341049
n3
8.6233313045E+21
n4
1.7683440375905E+29
n5
3.6262559385258E+36
2 √n
4528.4110899961
3 √n
273.71413790413
4 √n
67.293469891187
5 √n
28.998687248695
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
-20506506
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 20506507 can be divided by 4 positive divisors.
The sum of these divisors (counting 20506507) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001110011110001011
3
Ternary
1102120211122021
4
Quaternary
1032032132023
5
Quinary
20222202012
6
Senary
2011305311
8
Octal
116163613
10
Decimal
20506507
12
Duodecimal
6a4b237
16
Hexadecimal
138e78b
20
Vigesimal
683657
36
Base36
c7ix7
md5
a1abb36f076cc2ae2d98026286dbc6ca
sha1
69710c3d0feaf4c923baeed329e210582b0135cb
sha256
774db0721271cc5524c43071da2c1a394c37912615de09b8d9efc2890cda4a45
sha512
2688a8b2a31496f9fed408673e6eb259ee8ba13772dbd5374669e89da5bab3c03de745fd271dcd08c7e5ccde33df740f08d906c7398b72255270f4f820a01aa7
ripemd-160
35ca9592842998ccdf3ab4fd74fee2add4d1b185
Diameter
41013014
Circumference
128846183.48398
Area
1.3210925817687E+15
Volume
3.6121325700918E+22
Surface area
5.2843703270748E+15
Circumference
128846183.48398
Perimeter
82026028
Area
420516829341049
Diagonal
29000580.316299
Surface area
2523100976046294
Volume
8.6233313045E+21
Space diagonal
35518312.009767
Perimeter
61519521
Area
1.8208912846412E+14
Altitude
17759156.004883
Surface area
1.8208912846412E+14
Volume
1.016269340305E+21
Height
9666860.1054329