20402925 is an odd 8-digits composite number following 20402924
and preceding 20402926 . In scientific notation, it is written as 2.0402925 × 10^7.
The sum of its digits is 24. It has a total of 2 prime factors and 4 positive divisors.
There are 10881520 positive integers (up to 20402925) that are relatively prime to 20402925.
20402925 has 4 divisors, whose sum is 20675040
The reverse of 20402925 is 52920402
Previous prime number is 75
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million four hundred two thousand nine hundred twenty-five
Scientific notation
2.0402925 × 10^7
Engineering notation
2.0402925 × 10^6
Prime Factorization
75 × 272039
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20402925
Product of the distinct prime numbers
The prime factorization of 20402925 is 75 × 272039.
Since it has a total of 2 prime factors.
5 , 5 , 2 , 19 , 849 , 63 , 3982 , 2548 , 51655 , 89374 , 383288 , 252921 , 1272016 , 2981857 , 16080859 , 21999510 , 883469670 , 637799677 , 1845667415 , 9045111826
n×2
40805850
n×3
61208775
n×4
81611700
n×5
102014625
n÷2
10201462.5
n÷3
6800975
n÷3
5100731.25
n÷5
4080585
n2
416279348555625
n3
8.4933163276293E+21
n4
1.732884960339E+29
n5
3.5355921879424E+36
2 √n
4516.9597075909
3 √n
273.25250022336
4 √n
67.208330641305
5 √n
28.969332376561
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
-20402924
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 20402925 can be divided by 4 positive divisors.
The sum of these divisors (counting 20402925) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101001011101101
3
Ternary
1102101120112220
4
Quaternary
1031311023231
5
Quinary
20210343200
6
Senary
2005145553
8
Octal
115651355
10
Decimal
20402925
12
Duodecimal
69bb2b9
16
Hexadecimal
13752ed
20
Vigesimal
67a765
36
Base36
c5azx
md5
9dc34797eb35cec909613c363a3baacb
sha1
d42b0df96473b87001e7ed005f8ca0d55ba791f3
sha256
bd5cd3095571180cbfc9bd4e8a965e0060fe0c5825c547e4df278f2e90916ed3
sha512
a27a61a19c780913874f49588386d2edb0e553c665739d8ac2016dac006b32b7fb543fbfaaace06c5b196279600855863c2f218f1c188e7d48c2e513d0708d04
ripemd-160
10c4b43a3266ce0a0fef48db4010f0d359e891be
Diameter
40805850
Circumference
128195358.58349
Area
1.3077801432635E+15
Volume
3.5576720239326E+22
Surface area
5.231120573054E+15
Circumference
128195358.58349
Perimeter
81611700
Area
416279348555625
Diagonal
28854093.247081
Surface area
2497676091333750
Volume
8.4933163276293E+21
Space diagonal
35338902.723017
Perimeter
61208775
Area
1.8025424546E+14
Altitude
17669451.361509
Surface area
1.8025424546E+14
Volume
1.0009469283382E+21
Height
9618031.0823604