20215312 is an even 8-digits composite number following 20215311
and preceding 20215313 . In scientific notation, it is written as 2.0215312 × 10^7.
The sum of its digits is 16. It has a total of 6 prime factors and 20 positive divisors.
There are 8779776 positive integers (up to 20215312) that are relatively prime to 20215312.
20215312 has 20 divisors, whose sum is 39351276
The reverse of 20215312 is 21351202
Previous prime number is 221
Is Prime? no
Number parity even
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million two hundred fifteen thousand three hundred twelve
Scientific notation
2.0215312 × 10^7
Engineering notation
2.0215312 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 221 × 5717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2526914
Product of the distinct prime numbers
The prime factorization of 20215312 is 2 × 2 × 2 × 2 × 221 × 5717.
Since it has a total of 6 prime factors.
8 , 5 , 74 , 19 , 629 , 534 , 3329 , 4402 , 33970 , 24819 , 314516 , 60658 , 8383788 , 6058858 , 4489654 , 20546485 , 549304931 , 614671850 , 2232364291 , 4890591046
n×2
40430624
n×3
60645936
n×4
80861248
n×5
101076560
n÷2
10107656
n÷3
6738437.3333333
n÷3
5053828
n÷5
4043062.4
n2
408658839257344
n3
8.2611659371451E+21
n4
1.6700204690316E+29
n5
3.375998482786E+36
2 √n
4496.1441258038
3 √n
272.41236471596
4 √n
67.053293176426
5 √n
28.915858423743
1 , 2 , 4 , 8 , 16 , 221 , 442 , 884 , 1768 , 3536 , 5717 , 11434 , 22868 , 45736 , 91472 , 1263457 , 2526914 , 5053828 , 10107656 , 20215312
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20215311
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20215312 can be divided by 20 positive divisors.
The sum of these divisors (counting 20215312) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001101000111011000010000
3
Ternary
1102001001012021
4
Quaternary
1031013120100
5
Quinary
20133342222
6
Senary
2001141224
8
Octal
115073020
10
Decimal
20215312
12
Duodecimal
692a814
16
Hexadecimal
1347610
20
Vigesimal
666i5c
36
Base36
c1a8g
md5
22bdabe0d98ece5eb07554628a0ba817
sha1
e6c1767fbb90c0c3de58a262166e2fc7e38d34d8
sha256
7772a6a9f72f0fd1f6171c8d26f91594756700188e09b1f10bd36d997a3e4a69
sha512
15fd91b8eefe141769681804d13a4216094ac99ea12f091c8ec5bca1f23fea4707d05798aa5cab190526e7ea1e6a6f115c4348963467e8bbb7a36746bf2f1c20
ripemd-160
8d9475ebbbe7527b93551dbf603c0686341c5d1d
Diameter
40430624
Circumference
127016551.33845
Area
1.2838396072354E+15
Volume
3.4604290957628E+22
Surface area
5.1353584289416E+15
Circumference
127016551.33845
Perimeter
80861248
Area
408658839257344
Diagonal
28588768.398004
Surface area
2451953035544064
Volume
8.2611659371451E+21
Space diagonal
35013947.474857
Perimeter
60645936
Area
1.7695446813896E+14
Altitude
17506973.737428
Surface area
1.7695446813896E+14
Volume
9.7358774244377E+20
Height
9529589.4660012