20990525 is an odd 8-digits composite number following 20990524
and preceding 20990526 . In scientific notation, it is written as 2.0990525 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 16792400 positive integers (up to 20990525) that are relatively prime to 20990525.
20990525 has 4 divisors, whose sum is 21830172
The reverse of 20990525 is 52509902
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million nine hundred ninety thousand five hundred twenty-five
Scientific notation
2.0990525 × 10^7
Engineering notation
2.0990525 × 10^6
Prime Factorization
25 × 839621
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20990525
Product of the distinct prime numbers
The prime factorization of 20990525 is 25 × 839621.
Since it has a total of 2 prime factors.
10 , 9 , 46 , 12 , 668 , 743 , 2776 , 3222 , 62859 , 74406 , 670785 , 378177 , 3512742 , 2841863 , 30198733 , 87089192 , 799462105 , 56449784 , 7190755902 , 7739652541
n×2
41981050
n×3
62971575
n×4
83962100
n×5
104952625
n÷2
10495262.5
n÷3
6996841.6666667
n÷3
5247631.25
n÷5
4198105
n2
440602139775625
n3
9.2484702300138E+21
n4
1.9413024557486E+29
n5
4.0748957729952E+36
2 √n
4581.5417710635
3 √n
275.85091805232
4 √n
67.687087181113
5 √n
29.134304849636
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
-20990524
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 20990525 can be divided by 4 positive divisors.
The sum of these divisors (counting 20990525) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000100101000111101
3
Ternary
1110111102120212
4
Quaternary
1100010220331
5
Quinary
20333144100
6
Senary
2025522205
8
Octal
120045075
10
Decimal
20990525
12
Duodecimal
7043365
16
Hexadecimal
1404a3d
20
Vigesimal
6b3g65
36
Base36
chwe5
md5
a9e5304e9431e249bad5ad5b619023b8
sha1
87cfaae7b0303dad8e94eb98785577d76aa01762
sha256
e608330032c378b24e56273a25dd736b05935614de6d812555910f8fca48774d
sha512
8bf80c2488599eeae0a78bcc4d99164aaedfc180ba15e3bf6758e25de2fdf5dbda6c5b8ebe241abad6abfc30fec69d42934eb9f8b623944df53634e8bb25e1b0
ripemd-160
55822604563bbc8f075d7b991afc258925c3a9f8
Diameter
41981050
Circumference
131887358.26999
Area
1.384192445475E+15
Volume
3.873990150874E+22
Surface area
5.5367697819002E+15
Circumference
131887358.26999
Perimeter
83962100
Area
440602139775625
Diagonal
29685085.136332
Surface area
2643612838653750
Volume
9.2484702300138E+21
Space diagonal
36356655.777545
Perimeter
62971575
Area
1.9078632300374E+14
Altitude
18178327.888772
Surface area
1.9078632300374E+14
Volume
1.0899426692074E+21
Height
9895028.3787772