20218212 is an even 8-digits composite number following 20218211
and preceding 20218213 . In scientific notation, it is written as 2.0218212 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 5776560 positive integers (up to 20218212) that are relatively prime to 20218212.
20218212 has 12 divisors, whose sum is 35943936
The reverse of 20218212 is 21281202
Previous prime number is 63
Is Prime? no
Number parity even
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million two hundred eighteen thousand two hundred twelve
Scientific notation
2.0218212 × 10^7
Engineering notation
2.0218212 × 10^6
Prime Factorization
2 × 2 × 63 × 80231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10109106
Product of the distinct prime numbers
The prime factorization of 20218212 is 2 × 2 × 63 × 80231.
Since it has a total of 4 prime factors.
1 , 1 , 62 , 39 , 637 , 989 , 8867 , 9532 , 907 , 755 , 250876 , 331120 , 1486367 , 1238570 , 70656103 , 91920713 , 319063441 , 300899227 , 5115967682 , 2035160637
n×2
40436424
n×3
60654636
n×4
80872848
n×5
101091060
n÷2
10109106
n÷3
6739404
n÷3
5054553
n÷5
4043642.4
n2
408776096476944
n3
8.2647217791033E+21
n4
1.6709789705093E+29
n5
3.3784207073298E+36
2 √n
4496.4666127972
3 √n
272.42539045415
4 √n
67.055697839909
5 √n
28.916688004588
1 , 2 , 4 , 63 , 126 , 252 , 80231 , 160462 , 320924 , 5054553 , 10109106 , 20218212
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20218211
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20218212 can be divided by 12 positive divisors.
The sum of these divisors (counting 20218212) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101001000000101100100
3
Ternary
1102001012011200
4
Quaternary
1031020011210
5
Quinary
20133440322
6
Senary
2001202500
8
Octal
115100544
10
Decimal
20218212
12
Duodecimal
6930430
16
Hexadecimal
1348164
20
Vigesimal
6675ac
36
Base36
c1ch0
md5
1a3972dc64ddef9f9c09a7c36cd3258d
sha1
6a2d6338f8b8329badf72bec62c05d6506ce39cb
sha256
0544247a8899d29497c1dbd1c60ab210ce7d075bf6f2b4a6aff307a368815af0
sha512
a1b05616025f29bb6fbea2060ba1a43af0ae45bcd33ff426ed45f26cfeeeb833a33ab0b5d20b57fce574795d74ccfa9c1e402ca7fc96f19b5cb61c8301092c19
ripemd-160
3f8e7992752b67fdc9233be56774c276ebe43d09
Diameter
40436424
Circumference
127034772.57584
Area
1.2842079816551E+15
Volume
3.4619185633593E+22
Surface area
5.1368319266203E+15
Circumference
127034772.57584
Perimeter
80872848
Area
408776096476944
Diagonal
28592869.617334
Surface area
2452656578861664
Volume
8.2647217791033E+21
Space diagonal
35018970.422199
Perimeter
60654636
Area
1.7700524200444E+14
Altitude
17509485.211099
Surface area
1.7700524200444E+14
Volume
9.7400680243735E+20
Height
9530956.5391115