20195725 is an odd 8-digits composite number following 20195724
and preceding 20195726 . In scientific notation, it is written as 2.0195725 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors.
There are 13464000 positive integers (up to 20195725) that are relatively prime to 20195725.
20195725 has 16 divisors, whose sum is 21805056
The reverse of 20195725 is 52759102
Previous prime number is 155
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred ninety-five thousand seven hundred twenty-five
Scientific notation
2.0195725 × 10^7
Engineering notation
2.0195725 × 10^6
Prime Factorization
55 × 23 × 155 × 103
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20195725
Product of the distinct prime numbers
The prime factorization of 20195725 is 55 × 23 × 155 × 103.
Since it has a total of 4 prime factors.
9 , 3 , 66 , 54 , 881 , 365 , 4711 , 5415 , 22964 , 51003 , 60700 , 149937 , 1120337 , 3659446 , 23228672 , 88122611 , 188683450 , 75200593 , 7980701146 , 8640911806
n×2
40391450
n×3
60587175
n×4
80782900
n×5
100978625
n÷2
10097862.5
n÷3
6731908.3333333
n÷3
5048931.25
n÷5
4039145
n2
407867308275625
n3
8.2371759944247E+21
n4
1.6635574116E+29
n5
3.3596748006386E+36
2 √n
4493.9653981756
3 √n
272.32435444573
4 √n
67.037044968999
5 √n
28.910252825816
1 , 23 , 55 , 103 , 155 , 1265 , 2369 , 3565 , 5665 , 8525 , 15965 , 130295 , 196075 , 367195 , 878075 , 20195725
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20195724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20195725 can be divided by 16 positive divisors.
The sum of these divisors (counting 20195725) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000010100110001101
3
Ternary
1102000001022211
4
Quaternary
1031002212031
5
Quinary
20132230400
6
Senary
2000510421
8
Octal
115024615
10
Decimal
20195725
12
Duodecimal
691b411
16
Hexadecimal
134298d
20
Vigesimal
664965
36
Base36
c0v4d
md5
252a868e5e80e0e3c4f93825d1e7a8bf
sha1
83dc0641dbfd98fb7887d8d164ee708a1d17b95c
sha256
0a1fd4662900e6e0ff0c5bf3e7e72180990a0ac3ce531f71dd2c80b23f82ee46
sha512
e6e1e1b36215659f58f63744175d6da52f285832102ddd4f60a95466dbe3aa095c8fd9dda0976c77163bf11975857252fe6dc42e481c2e1b6ffbaaa555de03e0
ripemd-160
a6018557e91a6873fe495b0a17bce59aca26a3fe
Diameter
40391450
Circumference
126893482.58784
Area
1.2813529393181E+15
Volume
3.4503802120548E+22
Surface area
5.1254117572726E+15
Circumference
126893482.58784
Perimeter
80782900
Area
407867308275625
Diagonal
28561068.196957
Surface area
2447203849653750
Volume
8.2371759944247E+21
Space diagonal
34980021.795689
Perimeter
60587175
Area
1.7661172516994E+14
Altitude
17490010.897844
Surface area
1.7661172516994E+14
Volume
9.707605005808E+20
Height
9520356.0656525