20215406 is an even 8-digits composite number following 20215405
and preceding 20215407 . In scientific notation, it is written as 2.0215406 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 9936328 positive integers (up to 20215406) that are relatively prime to 20215406.
20215406 has 8 divisors, whose sum is 30837240
The reverse of 20215406 is 60451202
Previous prime number is 59
Is Prime? no
Number parity even
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred fifteen thousand four hundred six
Scientific notation
2.0215406 × 10^7
Engineering notation
2.0215406 × 10^6
Prime Factorization
2 × 59 × 171317
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20215406
Product of the distinct prime numbers
The prime factorization of 20215406 is 2 × 59 × 171317.
Since it has a total of 3 prime factors.
3 , 3 , 96 , 83 , 288 , 534 , 2419 , 3422 , 93672 , 36784 , 723607 , 248861 , 3399991 , 3667226 , 11132569 , 43134696 , 538021181 , 622428691 , 8263900104 , 5550544623
n×2
40430812
n×3
60646218
n×4
80861624
n×5
101077030
n÷2
10107703
n÷3
6738468.6666667
n÷3
5053851.5
n÷5
4043081.2
n2
408662639744836
n3
8.2612811794736E+21
n4
1.6700515312322E+29
n5
3.376076974478E+36
2 √n
4496.1545791932
3 √n
272.41278694908
4 √n
67.053371124748
5 √n
28.915885315098
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
-20215405
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 20215406 can be divided by 8 positive divisors.
The sum of these divisors (counting 20215406) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101000111011001101110
3
Ternary
1102001001022202
4
Quaternary
1031013121232
5
Quinary
20133343111
6
Senary
2001141502
8
Octal
115073156
10
Decimal
20215406
12
Duodecimal
692a892
16
Hexadecimal
134766e
20
Vigesimal
666ia6
36
Base36
c1ab2
md5
b810d44c9188adff56cde77af93cf674
sha1
7b5f3f4d63c85f05e05ce1ea95009131e38e8502
sha256
6fdbbcdb4ccfe0baebc3ac724ec8486727f2363093507cefffd09050aeb25ca6
sha512
697bb1cb882171ae23ced6607ff8e6013bc43b9f1338f7baa72e5dada1b86424a337affd761bccb7fb951a985b18c1745c975af9cd934fe194db549c8f864709
ripemd-160
22012ca0b59774ae3bdbde6e4167b0de7f6f23e7
Diameter
40430812
Circumference
127017141.95787
Area
1.283851546819E+15
Volume
3.4604773683565E+22
Surface area
5.135406187276E+15
Circumference
127017141.95787
Perimeter
80861624
Area
408662639744836
Diagonal
28588901.334078
Surface area
2451975838469016
Volume
8.2612811794736E+21
Space diagonal
35014110.287633
Perimeter
60646218
Area
1.7695611379832E+14
Altitude
17507055.143816
Surface area
1.7695611379832E+14
Volume
9.7360132388243E+20
Height
9529633.7780261