20691825 is an odd 8-digits composite number following 20691824
and preceding 20691826 . In scientific notation, it is written as 2.0691825 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 8596800 positive integers (up to 20691825) that are relatively prime to 20691825.
20691825 has 8 divisors, whose sum is 22622208
The reverse of 20691825 is 52819602
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six hundred ninety-one thousand eight hundred twenty-five
Scientific notation
2.0691825 × 10^7
Engineering notation
2.0691825 × 10^6
Prime Factorization
525 × 11 × 3583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20691825
Product of the distinct prime numbers
The prime factorization of 20691825 is 525 × 11 × 3583.
Since it has a total of 3 prime factors.
8 , 6 , 15 , 81 , 327 , 177 , 3854 , 2888 , 40675 , 37245 , 276029 , 400196 , 3140983 , 9223275 , 47628139 , 34549756 , 256852448 , 380058597 , 4716203764 , 369891312
n×2
41383650
n×3
62075475
n×4
82767300
n×5
103459125
n÷2
10345912.5
n÷3
6897275
n÷3
5172956.25
n÷5
4138365
n2
428151621830625
n3
8.8592384323855E+21
n4
1.8331381127619E+29
n5
3.79309730301E+36
2 √n
4548.8267718171
3 √n
274.53618787608
4 √n
67.444990709593
5 √n
29.050911232644
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
-20691824
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 20691825 can be divided by 8 positive divisors.
The sum of these divisors (counting 20691825) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110111011101101110001
3
Ternary
1102221020211220
4
Quaternary
1032323231301
5
Quinary
20244114300
6
Senary
2015255253
8
Octal
116735561
10
Decimal
20691825
12
Duodecimal
6b1a529
16
Hexadecimal
13bbb71
20
Vigesimal
6969b5
36
Base36
cbhwx
md5
ec8790e1be6ebbe49148eb18d7728175
sha1
c485840eb6127d22d70dc94187a14df3a4411172
sha256
a8579be11eedeb3cd6c41e7b8173f2b2e0ca33b1ea64f6d27be886e38f088b0c
sha512
c0878d54c0bcc5d47f7d8cbec8f77b46116a957a943f923b47900bd99d1e8e02d535464578cc309ab098e7e3d2eb727914492cff3843b89451bb5a7603b1399c
ripemd-160
59666a7fae8d40b84c363d34148c7a4a1afc8406
Diameter
41383650
Circumference
130010570.81873
Area
1.3450779897656E+15
Volume
3.7109491167443E+22
Surface area
5.3803119590626E+15
Circumference
130010570.81873
Perimeter
82767300
Area
428151621830625
Diagonal
29262659.545251
Surface area
2568909730983750
Volume
8.8592384323855E+21
Space diagonal
35839292.201324
Perimeter
62075475
Area
1.8539509058841E+14
Altitude
17919646.100662
Surface area
1.8539509058841E+14
Volume
1.044071261948E+21
Height
9754219.8484169