20403784 is an even 8-digits composite number following 20403783
and preceding 20403785 . In scientific notation, it is written as 2.0403784 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 16 positive divisors.
There are 10086912 positive integers (up to 20403784) that are relatively prime to 20403784.
20403784 has 16 divisors, whose sum is 38688300
The reverse of 20403784 is 48730402
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred three thousand seven hundred eighty-four
Scientific notation
2.0403784 × 10^7
Engineering notation
2.0403784 × 10^6
Prime Factorization
2 × 2 × 2 × 89 × 28657
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
5100946
Product of the distinct prime numbers
The prime factorization of 20403784 is 2 × 2 × 2 × 89 × 28657.
Since it has a total of 5 prime factors.
1 , 5 , 96 , 6 , 756 , 447 , 864 , 4652 , 43770 , 96937 , 781056 , 266869 , 2613942 , 2021138 , 89751312 , 90227312 , 122710938 , 278461877 , 6799825517 , 2841463115
n×2
40807568
n×3
61211352
n×4
81615136
n×5
102018920
n÷2
10201892
n÷3
6801261.3333333
n÷3
5100946
n÷5
4080756.8
n2
416314401518656
n3
8.4943891246759E+21
n4
1.7331768091184E+29
n5
3.536336524706E+36
2 √n
4517.0547926719
3 √n
273.25633497751
4 √n
67.209038028169
5 √n
28.969576304699
1 , 2 , 4 , 8 , 89 , 178 , 356 , 712 , 28657 , 57314 , 114628 , 229256 , 2550473 , 5100946 , 10201892 , 20403784
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20403783
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20403784 can be divided by 16 positive divisors.
The sum of these divisors (counting 20403784) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101110101011001001000
3
Ternary
1102101121201201
4
Quaternary
1031311121020
5
Quinary
20210410114
6
Senary
2005153544
8
Octal
115653110
10
Decimal
20403784
12
Duodecimal
69bb8b4
16
Hexadecimal
1375648
20
Vigesimal
67a994
36
Base36
c5bns
md5
4998d2fec38cdaf6a358658208ce6486
sha1
e4df9ae2d29fc36083c9cdc0ee3c348c58f5c1f0
sha256
b2e3a8b78debbeab72f288f0989fc5e7e20d38e4127dd0725a37a5c972b95a7e
sha512
eb261e18f78162c3614f29646fd1fd050ebdc139b2fdf9b4510e72b974d0f84ae92ec837e73dfd4eca627fe43eea0771ce1455733cd76676bac5a8154b23420c
ripemd-160
fbebebf4249960a54d19fe024527ff66a9b9c4be
Diameter
40807568
Circumference
128200755.83967
Area
1.3078902653946E+15
Volume
3.5581213961087E+22
Surface area
5.2315610615786E+15
Circumference
128200755.83967
Perimeter
81615136
Area
416314401518656
Diagonal
28855308.056531
Surface area
2497886409111936
Volume
8.4943891246759E+21
Space diagonal
35340390.554661
Perimeter
61211352
Area
1.8026942383824E+14
Altitude
17670195.27733
Surface area
1.8026942383824E+14
Volume
1.0010733586826E+21
Height
9618436.0188437