20218213 is an odd 8-digits composite number following 20218212
and preceding 20218214 . In scientific notation, it is written as 2.0218213 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 19656000 positive integers (up to 20218213) that are relatively prime to 20218213.
20218213 has 8 divisors, whose sum is 20784896
The reverse of 20218213 is 31281202
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million two hundred eighteen thousand two hundred thirteen
Scientific notation
2.0218213 × 10^7
Engineering notation
2.0218213 × 10^6
Prime Factorization
43 × 241 × 1951
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20218213
Product of the distinct prime numbers
The prime factorization of 20218213 is 43 × 241 × 1951.
Since it has a total of 3 prime factors.
6 , 1 , 64 , 94 , 923 , 782 , 6432 , 2251 , 57413 , 68163 , 756193 , 692054 , 6267108 , 856046 , 1878079 , 7679420 , 866372525 , 586693759 , 1269885391 , 7008236180
n×2
40436426
n×3
60654639
n×4
80872852
n×5
101091065
n÷2
10109106.5
n÷3
6739404.3333333
n÷3
5054553.25
n÷5
4043642.6
n2
408776136913369
n3
8.2647230054317E+21
n4
1.6709793010982E+29
n5
3.3784215428194E+36
2 √n
4496.4667239956
3 √n
272.42539494557
4 √n
67.055698669059
5 √n
28.916688290633
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
-20218212
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 20218213 can be divided by 8 positive divisors.
The sum of these divisors (counting 20218213) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001000000101100101
3
Ternary
1102001012011201
4
Quaternary
1031020011211
5
Quinary
20133440323
6
Senary
2001202501
8
Octal
115100545
10
Decimal
20218213
12
Duodecimal
6930431
16
Hexadecimal
1348165
20
Vigesimal
6675ad
36
Base36
c1ch1
md5
95a032c5be9254252944f560fd1911df
sha1
465ec874d9c93761aae57e91cccc54a305a57b2a
sha256
840ecb9c2fcba2bf9b9f78a0f81c5637e4d43e76e5d6b3cd0d393c867e15fee3
sha512
8f430fb49f851dd588ce7740c0851f4fe1c598a04b72b1e93f859e9be6a09bc37a29747cff9fe972d49a9321bea63482ef42e62aded82d47a57ee77155fccb11
ripemd-160
bc396c3ec03acf4e171c7167c1ced99021b4cae7
Diameter
40436426
Circumference
127034778.85903
Area
1.2842081086899E+15
Volume
3.4619190770425E+22
Surface area
5.1368324347594E+15
Circumference
127034778.85903
Perimeter
80872852
Area
408776136913369
Diagonal
28592871.031548
Surface area
2452656821480214
Volume
8.2647230054317E+21
Space diagonal
35018972.15425
Perimeter
60654639
Area
1.7700525951392E+14
Altitude
17509486.077125
Surface area
1.7700525951392E+14
Volume
9.7400694696153E+20
Height
9530957.010516