20512225 is an odd 8-digits composite number following 20512224
and preceding 20512226 . In scientific notation, it is written as 2.0512225 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 16409760 positive integers (up to 20512225) that are relatively prime to 20512225.
20512225 has 4 divisors, whose sum is 21332740
The reverse of 20512225 is 52221502
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million five hundred twelve thousand two hundred twenty-five
Scientific notation
2.0512225 × 10^7
Engineering notation
2.0512225 × 10^6
Prime Factorization
25 × 820489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20512225
Product of the distinct prime numbers
The prime factorization of 20512225 is 25 × 820489.
Since it has a total of 2 prime factors.
6 , 3 , 73 , 93 , 620 , 241 , 5575 , 9792 , 34438 , 44949 , 445414 , 315515 , 3397608 , 5336185 , 30693113 , 37109167 , 46473860 , 762884647 , 8860087218 , 3660427052
n×2
41024450
n×3
61536675
n×4
82048900
n×5
102561125
n÷2
10256112.5
n÷3
6837408.3333333
n÷3
5128056.25
n÷5
4102445
n2
420751374450625
n3
8.6305468617905E+21
n4
1.7703171910209E+29
n5
3.6313144543589E+36
2 √n
4529.0423932659
3 √n
273.73957620352
4 √n
67.298160400311
5 √n
29.000304257409
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
-20512224
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 20512225 can be divided by 4 positive divisors.
The sum of these divisors (counting 20512225) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110001111110111100001
3
Ternary
1102121010111001
4
Quaternary
1032033313201
5
Quinary
20222342400
6
Senary
2011352001
8
Octal
116176741
10
Decimal
20512225
12
Duodecimal
6a52601
16
Hexadecimal
138fde1
20
Vigesimal
6840b5
36
Base36
c7nc1
md5
e24236725a6a39be06ecc6c386be7e1d
sha1
e9a7fa0ab61ec9e537e2538d9f06c46c69424ade
sha256
df6b89c5c795345ca81f726d26e7dfddfd9fb75ec1286ff360d659ca6d3cadfe
sha512
732804f40b13d1571b43b0a820a2c8abb1a764f7633593c2a7268f2377bb7f1029e47e5dd5b78e82053f4367f433f0e44fd71fc5dca67ae47933c02f0b2f98e5
ripemd-160
2caf42e21335d6839fc665ca5dfdc1316badcbbc
Diameter
41024450
Circumference
128882110.73756
Area
1.3218294269619E+15
Volume
3.6151550156618E+22
Surface area
5.2873177078476E+15
Circumference
128882110.73756
Perimeter
82048900
Area
420751374450625
Diagonal
29008666.789448
Surface area
2524508246703750
Volume
8.6305468617905E+21
Space diagonal
35528215.876285
Perimeter
61536675
Area
1.8219068947573E+14
Altitude
17764107.938142
Surface area
1.8219068947573E+14
Volume
1.0171197018867E+21
Height
9669555.5964828