21622018 is an even 8-digits composite number following 21622017
and preceding 21622019 . In scientific notation, it is written as 2.1622018 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 9828180 positive integers (up to 21622018) that are relatively prime to 21622018.
21622018 has 8 divisors, whose sum is 35381520
The reverse of 21622018 is 81022612
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million six hundred twenty-two thousand eighteen
Scientific notation
2.1622018 × 10^7
Engineering notation
2.1622018 × 10^6
Prime Factorization
2 × 11 × 982819
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21622018
Product of the distinct prime numbers
The prime factorization of 21622018 is 2 × 11 × 982819.
Since it has a total of 3 prime factors.
10 , 5 , 12 , 36 , 404 , 522 , 6250 , 4829 , 60569 , 64844 , 810609 , 832288 , 6374048 , 5191362 , 59360706 , 10849511 , 54191706 , 178302371 , 1472137204 , 1132849996
n×2
43244036
n×3
64866054
n×4
86488072
n×5
108110090
n÷2
10811009
n÷3
7207339.3333333
n÷3
5405504.5
n÷5
4324403.6
n2
467511662392324
n3
1.0108545579457E+22
n4
2.1856715447283E+29
n5
4.7258629482204E+36
2 √n
4649.9481717542
3 √n
278.58992612527
4 √n
68.190528460734
5 √n
29.30753180159
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
-21622017
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 21622018 can be divided by 8 positive divisors.
The sum of these divisors (counting 21622018) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010011110110100000010
3
Ternary
1111200111211111
4
Quaternary
1102132310002
5
Quinary
21013401033
6
Senary
2051233534
8
Octal
122366402
10
Decimal
21622018
12
Duodecimal
72a88aa
16
Hexadecimal
149ed02
20
Vigesimal
6f2f0i
36
Base36
cvfnm
md5
52ab7dd10f20cd676a7416dba5f37510
sha1
c298ee168ee78c610d042e3ab21c14e44216e3e9
sha256
064bf10bb3606b2e0ca455243e61a5371e05ef9b29dc2ee0b936710298532164
sha512
39ca4d3f7b42706c52bb37303b508242c1c39707497cc15658adf48d7e477303ab39ce314443e0fce95f9e6c086516983dab18bc41ad4b0ff0e22adbe6151e18
ripemd-160
a4b0931aa180d869d868be63e1e9bbba27890157
Diameter
43244036
Circumference
135855145.80917
Area
1.4687312040393E+15
Volume
4.2342576707865E+22
Surface area
5.8749248161571E+15
Circumference
135855145.80917
Perimeter
86488072
Area
467511662392324
Diagonal
30578151.101475
Surface area
2805069974353944
Volume
1.0108545579457E+22
Space diagonal
37450433.738169
Perimeter
64866054
Area
2.0243848809862E+14
Altitude
18725216.869084
Surface area
2.0243848809862E+14
Volume
1.1913035211945E+21
Height
10192717.033825