21922018 is an even 8-digits composite number following 21922017
and preceding 21922019 . In scientific notation, it is written as 2.1922018 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 10961008 positive integers (up to 21922018) that are relatively prime to 21922018.
21922018 has 4 divisors, whose sum is 32883030
The reverse of 21922018 is 81022912
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million nine hundred twenty-two thousand eighteen
Scientific notation
2.1922018 × 10^7
Engineering notation
2.1922018 × 10^6
Prime Factorization
2 × 10961009
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21922018
Product of the distinct prime numbers
The prime factorization of 21922018 is 2 × 10961009.
Since it has a total of 2 prime factors.
3 , 10 , 98 , 69 , 522 , 400 , 4645 , 4587 , 66659 , 5770 , 995240 , 355339 , 7920390 , 8509722 , 49620170 , 65846350 , 902232809 , 985700711 , 6534818911 , 1135964948
n×2
43844036
n×3
65766054
n×4
87688072
n×5
109610090
n÷2
10961009
n÷3
7307339.3333333
n÷3
5480504.5
n÷5
4384403.6
n2
480574873192324
n3
1.053517102047E+22
n4
2.3095220874382E+29
n5
5.0629384772217E+36
2 √n
4682.0954710471
3 √n
279.87246743132
4 √n
68.425839206013
5 √n
29.388411076696
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21922017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21922018 can be divided by 4 positive divisors.
The sum of these divisors (counting 21922018) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011101000000011100010
3
Ternary
1112020202100121
4
Quaternary
1103220003202
5
Quinary
21103001033
6
Senary
2101510454
8
Octal
123500342
10
Decimal
21922018
12
Duodecimal
741242a
16
Hexadecimal
14e80e2
20
Vigesimal
6h050i
36
Base36
d1v4y
md5
ff557cfc852cc73fb04082d287d47939
sha1
625bd47027526eff03655cd8fea955ffc7c25437
sha256
5fa375838ed757ad704fd756d8617f3921e08f318fa13327f604c0d28ee72c15
sha512
ec5143da8e49c4fd543f387977a4b7c1d79646f682ef26f45411a767c8cbdc008477d0c9f783292c55f668f947ee01bf4cda78faf391ee5ea4ae66ca38c8bee6
ripemd-160
e38a5e73e2d2d754030be7b159e7740818d54d07
Diameter
43844036
Circumference
137740101.40133
Area
1.5097704911209E+15
Volume
4.4129621176294E+22
Surface area
6.0390819644834E+15
Circumference
137740101.40133
Perimeter
87688072
Area
480574873192324
Diagonal
31002415.170187
Surface area
2883449239153944
Volume
1.053517102047E+22
Space diagonal
37970048.980439
Perimeter
65766054
Area
2.0809502430252E+14
Altitude
18985024.49022
Surface area
2.0809502430252E+14
Volume
1.241581811589E+21
Height
10334138.390062