20405466 is an even 8-digits composite number following 20405465
and preceding 20405467 . In scientific notation, it is written as 2.0405466 × 10^7.
The sum of its digits is 27. It has a total of 5 prime factors and 32 positive divisors.
There are 6778512 positive integers (up to 20405466) that are relatively prime to 20405466.
20405466 has 32 divisors, whose sum is 45501120
The reverse of 20405466 is 66450402
Previous prime number is 443
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million four hundred five thousand four hundred sixty-six
Scientific notation
2.0405466 × 10^7
Engineering notation
2.0405466 × 10^6
Prime Factorization
2 × 3 × 9 × 443 × 853
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20405466
Product of the distinct prime numbers
The prime factorization of 20405466 is 2 × 3 × 9 × 443 × 853.
Since it has a total of 5 prime factors.
9 , 10 , 42 , 65 , 323 , 270 , 3940 , 4650 , 31706 , 85216 , 452835 , 833609 , 557856 , 4359660 , 59275310 , 59066468 , 946168156 , 147297703 , 5809539531 , 4297893587
n×2
40810932
n×3
61216398
n×4
81621864
n×5
102027330
n÷2
10202733
n÷3
6801822
n÷3
5101366.5
n÷5
4081093.2
n2
416383042677156
n3
8.4964900203253E+21
n4
1.7337483822909E+29
n5
3.5377943667391E+36
2 √n
4517.2409720979
3 √n
273.26384346264
4 √n
67.210423091198
5 √n
28.970053914349
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 443 , 853 , 886 , 1329 , 1706 , 2559 , 2658 , 3987 , 5118 , 7677 , 7974 , 11961 , 15354 , 23031 , 23922 , 46062 , 377879 , 755758 , 1133637 , 2267274 , 3400911 , 6801822 , 10202733 , 20405466
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
-20405465
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 20405466 can be divided by 32 positive divisors.
The sum of these divisors (counting 20405466) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001101110101110011011010
3
Ternary
1102101201001000
4
Quaternary
1031311303122
5
Quinary
20210433331
6
Senary
2005205430
8
Octal
115656332
10
Decimal
20405466
12
Duodecimal
6a00876
16
Hexadecimal
1375cda
20
Vigesimal
67add6
36
Base36
c5cyi
md5
b20b221e1577c2a00f9c18ef91a945c4
sha1
47c4195b0445508f46daf1ae9891029d6327bd13
sha256
59fa8d95427ccee1cb8aa9fde8b7f696d5c9c2cf8315b4a30a5d1635e71d65a8
sha512
d4ce2908b8aa4c2ba7cb4ee7c7854126c6b03c599d9daebd053cb0a437e6911dc9c9d12fe5bd8571cf06cb5bd49bb859902130a33e185facbeaaec578dc07bec
ripemd-160
2cbe53d44825885bc5d69f4df44b72dae89f9e65
Diameter
40810932
Circumference
128211324.15735
Area
1.3081059079539E+15
Volume
3.5590014172204E+22
Surface area
5.2324236318157E+15
Circumference
128211324.15735
Perimeter
81621864
Area
416383042677156
Diagonal
28857686.763743
Surface area
2498298256062936
Volume
8.4964900203253E+21
Space diagonal
35343303.864119
Perimeter
61216398
Area
1.8029914633174E+14
Altitude
17671651.93206
Surface area
1.8029914633174E+14
Volume
1.0013209516093E+21
Height
9619228.9212477