20205425 is an odd 8-digits composite number following 20205424
and preceding 20205426 . In scientific notation, it is written as 2.0205425 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 16164320 positive integers (up to 20205425) that are relatively prime to 20205425.
20205425 has 4 divisors, whose sum is 21013668
The reverse of 20205425 is 52450202
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred five thousand four hundred twenty-five
Scientific notation
2.0205425 × 10^7
Engineering notation
2.0205425 × 10^6
Prime Factorization
25 × 808217
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20205425
Product of the distinct prime numbers
The prime factorization of 20205425 is 25 × 808217.
Since it has a total of 2 prime factors.
4 , 4 , 93 , 63 , 232 , 560 , 8990 , 5384 , 46152 , 13168 , 812252 , 100859 , 3358323 , 2235654 , 8098834 , 10842289 , 719650591 , 703394578 , 2944679291 , 2427034434
n×2
40410850
n×3
60616275
n×4
80821700
n×5
101027125
n÷2
10102712.5
n÷3
6735141.6666667
n÷3
5051356.25
n÷5
4041085
n2
408259199430625
n3
8.2490506346555E+21
n4
1.6667557391973E+29
n5
3.3677508081672E+36
2 √n
4495.0444936619
3 √n
272.36794656633
4 √n
67.045092987197
5 √n
28.913029409394
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
-20205424
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 20205425 can be divided by 4 positive divisors.
The sum of these divisors (counting 20205425) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000100111101110001
3
Ternary
1102000112122002
4
Quaternary
1031010331301
5
Quinary
20133033200
6
Senary
2001023345
8
Octal
115047561
10
Decimal
20205425
12
Duodecimal
6924b55
16
Hexadecimal
1344f71
20
Vigesimal
665db5
36
Base36
c12lt
md5
16831c3d8cfdaa68b90f67751b034f40
sha1
6a3453f95a0e11458b313f07b360e8f327775689
sha256
f21e21bab6073a5fbf7a7232b9200cb6124f03bf9d10d9d52c632b20d0bfb8e9
sha512
9b7cabe69d0237101c9e4e946351e0780b24e329f4cdfb3355c057f92efec5159a6a6ae968f717d044622754815a31693d7be5ef583e5eb945c26df3cede936f
ripemd-160
906a1b8927910e754600fffdcb430df768f4333c
Diameter
40410850
Circumference
126954429.48532
Area
1.2825841016917E+15
Volume
3.4553542497232E+22
Surface area
5.1303364067668E+15
Circumference
126954429.48532
Perimeter
80821700
Area
408259199430625
Diagonal
28574786.068512
Surface area
2449555196583750
Volume
8.2490506346555E+21
Space diagonal
34996822.688522
Perimeter
60616275
Area
1.7678141901781E+14
Altitude
17498411.344261
Surface area
1.7678141901781E+14
Volume
9.7215994035269E+20
Height
9524928.6895041