20048909 is an odd 8-digits composite number following 20048908
and preceding 20048910 . In scientific notation, it is written as 2.0048909 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 19126800 positive integers (up to 20048909) that are relatively prime to 20048909.
20048909 has 8 divisors, whose sum is 20989440
The reverse of 20048909 is 90984002
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million forty-eight thousand nine hundred nine
Scientific notation
2.0048909 × 10^7
Engineering notation
2.0048909 × 10^6
Prime Factorization
71 × 31 × 9109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20048909
Product of the distinct prime numbers
The prime factorization of 20048909 is 71 × 31 × 9109.
Since it has a total of 3 prime factors.
5 , 8 , 28 , 76 , 301 , 928 , 8259 , 394 , 41170 , 67240 , 821821 , 768181 , 3551567 , 2719232 , 97041582 , 92080981 , 468299870 , 945966628 , 5810217304 , 7911337539
n×2
40097818
n×3
60146727
n×4
80195636
n×5
100244545
n÷2
10024454.5
n÷3
6682969.6666667
n÷3
5012227.25
n÷5
4009781.8
n2
401958752090281
n3
8.0588344424116E+21
n4
1.6157083838198E+29
n5
3.2393190357739E+36
2 √n
4477.6008084687
3 √n
271.66284729137
4 √n
66.914877332838
5 √n
28.86809653603
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20048908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20048909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20048909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011110110000001101
3
Ternary
1101201120221012
4
Quaternary
1030132300031
5
Quinary
20113031114
6
Senary
1553415005
8
Octal
114366015
10
Decimal
20048909
12
Duodecimal
686a465
16
Hexadecimal
131ec0d
20
Vigesimal
656259
36
Base36
bxpu5
md5
a34cd394aa1563ead1f2497cdc83f6f2
sha1
91d2d54af29897f05f7b3b24cad06a7f6d9e48d2
sha256
c6d7d9e2b9ee221f090b864ad0c4789f66fb2e0cea32155eb8c5f934272d696e
sha512
ac1fd353665a140884140799486bf5d51e12c2400e90733c51954bc3dd47358384369f4c3634a7d61ca8534f5435147e243f76ab33f06c9598e13fdfe43ffb69
ripemd-160
0110a79b9c98a1d7c36a36cba818720fbb1d9ec7
Diameter
40097818
Circumference
125971010.45378
Area
1.2627906626129E+15
Volume
3.3756766774369E+22
Surface area
5.0511626504518E+15
Circumference
125971010.45378
Perimeter
80195636
Area
401958752090281
Diagonal
28353439.018584
Surface area
2411752512541686
Volume
8.0588344424116E+21
Space diagonal
34725729.024325
Perimeter
60146727
Area
1.7405324529184E+14
Altitude
17362864.512162
Surface area
1.7405324529184E+14
Volume
9.4974274711483E+20
Height
9451146.339528