20406465 is an odd 8-digits composite number following 20406464
and preceding 20406466 . In scientific notation, it is written as 2.0406465 × 10^7.
The sum of its digits is 27. It has a total of 6 prime factors and 32 positive divisors.
There are 10725120 positive integers (up to 20406465) that are relatively prime to 20406465.
20406465 has 32 divisors, whose sum is 36806400
The reverse of 20406465 is 56460402
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million four hundred six thousand four hundred sixty-five
Scientific notation
2.0406465 × 10^7
Engineering notation
2.0406465 × 10^6
Prime Factorization
3 × 3 × 3 × 5 × 71 × 2129
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2267385
Product of the distinct prime numbers
The prime factorization of 20406465 is 3 × 3 × 3 × 5 × 71 × 2129.
Since it has a total of 6 prime factors.
2 , 7 , 56 , 63 , 337 , 580 , 4105 , 7594 , 46305 , 25213 , 573778 , 383764 , 8495809 , 5759894 , 88368207 , 70911922 , 532293953 , 794853923 , 2908572961 , 2720977610
n×2
40812930
n×3
61219395
n×4
81625860
n×5
102032325
n÷2
10203232.5
n÷3
6802155
n÷3
5101616.25
n÷5
4081293
n2
416423813796225
n3
8.4977379813992E+21
n4
1.7340879269659E+29
n5
3.5386604588553E+36
2 √n
4517.3515470904
3 √n
273.26830282538
4 √n
67.211245689173
5 √n
28.970337568906
1 , 3 , 5 , 9 , 15 , 27 , 45 , 71 , 135 , 213 , 355 , 639 , 1065 , 1917 , 2129 , 3195 , 6387 , 9585 , 10645 , 19161 , 31935 , 57483 , 95805 , 151159 , 287415 , 453477 , 755795 , 1360431 , 2267385 , 4081293 , 6802155 , 20406465
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20406464
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20406465 can be divided by 32 positive divisors.
The sum of these divisors (counting 20406465) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101110110000011000001
3
Ternary
1102101202102000
4
Quaternary
1031312003001
5
Quinary
20211001330
6
Senary
2005214213
8
Octal
115660301
10
Decimal
20406465
12
Duodecimal
6a01369
16
Hexadecimal
13760c1
20
Vigesimal
67ag35
36
Base36
c5dq9
md5
e6bf78107f3fdf73b5dbb494dea52c9c
sha1
be6e5a90c3dffd7ce9c7338e80500514927ea6d1
sha256
d06ca903a29fe10adfd15ca804d40a52d925c554366023326ede2c8e2b1f482a
sha512
60df00f0980cd049dd56df5c7dd7106fa95f2d46557941e2060bdad3832bd6eac671d5c17f58c933030afa435e2e0235ed8ca5e3e523a1bf3dea75ba2e29e61d
ripemd-160
1b2f1ed3e13f29dd7215c6f5e8621127f4290d4b
Diameter
40812930
Circumference
128217601.05947
Area
1.3082339942021E+15
Volume
3.5595241619326E+22
Surface area
5.2329359768083E+15
Circumference
128217601.05947
Perimeter
81625860
Area
416423813796225
Diagonal
28859099.563092
Surface area
2498542882777350
Volume
8.4977379813992E+21
Space diagonal
35345034.182876
Perimeter
61219395
Area
1.8031680074417E+14
Altitude
17672517.091438
Surface area
1.8031680074417E+14
Volume
1.0014680252323E+21
Height
9619699.854364