20403925 is an odd 8-digits composite number following 20403924
and preceding 20403926 . In scientific notation, it is written as 2.0403925 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 6 positive divisors.
There are 16323120 positive integers (up to 20403925) that are relatively prime to 20403925.
20403925 has 6 divisors, whose sum is 25300898
The reverse of 20403925 is 52930402
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million four hundred three thousand nine hundred twenty-five
Scientific notation
2.0403925 × 10^7
Engineering notation
2.0403925 × 10^6
Prime Factorization
5 × 5 × 816157
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4080785
Product of the distinct prime numbers
The prime factorization of 20403925 is 5 × 5 × 816157.
Since it has a total of 3 prime factors.
9 , 7 , 94 , 90 , 300 , 252 , 2233 , 9833 , 88799 , 14322 , 498069 , 817127 , 2785628 , 4981219 , 60120818 , 24804530 , 275628290 , 433952010 , 408692884 , 5635643127
n×2
40807850
n×3
61211775
n×4
81615700
n×5
102019625
n÷2
10201962.5
n÷3
6801308.3333333
n÷3
5100981.25
n÷5
4080785
n2
416320155405625
n3
8.4945652268847E+21
n4
1.7332247179696E+29
n5
3.5364587153599E+36
2 √n
4517.0704001598
3 √n
273.25696442046
4 √n
67.209154139595
5 √n
28.96961634334
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20403924
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20403925 can be divided by 6 positive divisors.
The sum of these divisors (counting 20403925) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101110101011011010101
3
Ternary
1102101121220221
4
Quaternary
1031311123111
5
Quinary
20210411200
6
Senary
2005154341
8
Octal
115653325
10
Decimal
20403925
12
Duodecimal
69bb9b1
16
Hexadecimal
13756d5
20
Vigesimal
67a9g5
36
Base36
c5brp
md5
8aa45f970824a4165a05822ac6ee38e6
sha1
06c498b85df5cf70bb13688b07470249970215ab
sha256
c6733ad6abbea331696c065f88065bd383612b2600b863dbb174705d76aba620
sha512
bdbec2095eff95f13ebb7b1219f1777c78094a575a347bb6083041d4369bcd6cf48c41fe2a58d76a93bd8a694b91ab7c90091ead5337feeb90872e07d9f3ed6e
ripemd-160
0f0360255a173c8c6fba2af737e8a2c29380eba5
Diameter
40807850
Circumference
128201641.76879
Area
1.3079083417637E+15
Volume
3.5581951616294E+22
Surface area
5.2316333670547E+15
Circumference
128201641.76879
Perimeter
81615700
Area
416320155405625
Diagonal
28855507.460643
Surface area
2497920932433750
Volume
8.4945652268847E+21
Space diagonal
35340634.773825
Perimeter
61211775
Area
1.8027191534438E+14
Altitude
17670317.386912
Surface area
1.8027191534438E+14
Volume
1.0010941125269E+21
Height
9618502.4868812