20404765 is an odd 8-digits composite number following 20404764
and preceding 20404766 . In scientific notation, it is written as 2.0404765 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 15464592 positive integers (up to 20404765) that are relatively prime to 20404765.
20404765 has 4 divisors, whose sum is 20619648
The reverse of 20404765 is 56740402
Previous prime number is 95
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million four hundred four thousand seven hundred sixty-five
Scientific notation
2.0404765 × 10^7
Engineering notation
2.0404765 × 10^6
Prime Factorization
95 × 214787
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20404765
Product of the distinct prime numbers
The prime factorization of 20404765 is 95 × 214787.
Since it has a total of 2 prime factors.
7 , 3 , 55 , 49 , 443 , 825 , 5893 , 338 , 98101 , 69452 , 42348 , 120595 , 504128 , 5778383 , 42667875 , 99590281 , 748675669 , 720626592 , 5892858002 , 7113702592
n×2
40809530
n×3
61214295
n×4
81619060
n×5
102023825
n÷2
10202382.5
n÷3
6801588.3333333
n÷3
5101191.25
n÷5
4080953
n2
416354434705225
n3
8.495614396868E+21
n4
1.7335101529871E+29
n5
3.5371867296815E+36
2 √n
4517.1633798215
3 √n
273.26071423331
4 √n
67.209845854766
5 √n
28.96985486683
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
-20404764
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 20404765 can be divided by 4 positive divisors.
The sum of these divisors (counting 20404765) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101101000011101
3
Ternary
1102101200002001
4
Quaternary
1031311220131
5
Quinary
20210423030
6
Senary
2005202301
8
Octal
115655035
10
Decimal
20404765
12
Duodecimal
6a00391
16
Hexadecimal
1375a1d
20
Vigesimal
67abi5
36
Base36
c5cf1
md5
92d7652c01482303209ffb3c7f8f894d
sha1
f63517ebd8a86a787a9b77b337c691993b013a43
sha256
d62784f9404b48c00512a747f90f0b39f1cb61a0119b83af5652be8bf786831d
sha512
72639ecbbae781375a21c03bfe7fcf075758848de3825979f440e5f7920e521c041c7888f008fac53770018784b7564d310c6312194b8714fae9139885c54287
ripemd-160
988211e72d0e668944b4060b0ee399eae590becf
Diameter
40809530
Circumference
128206919.64445
Area
1.3080160333595E+15
Volume
3.5586346369243E+22
Surface area
5.2320641334379E+15
Circumference
128206919.64445
Perimeter
81619060
Area
416354434705225
Diagonal
28856695.400036
Surface area
2498126608231350
Volume
8.495614396868E+21
Space diagonal
35342089.696503
Perimeter
61214295
Area
1.8028675871652E+14
Altitude
17671044.848252
Surface area
1.8028675871652E+14
Volume
1.0012177583952E+21
Height
9618898.4666786