21887822 is an even 8-digits composite number following 21887821
and preceding 21887823 . In scientific notation, it is written as 2.1887822 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 9949000 positive integers (up to 21887822) that are relatively prime to 21887822.
21887822 has 8 divisors, whose sum is 35816472
The reverse of 21887822 is 22878812
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-one million eight hundred eighty-seven thousand eight hundred twenty-two
Scientific notation
2.1887822 × 10^7
Engineering notation
2.1887822 × 10^6
Prime Factorization
2 × 11 × 994901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21887822
Product of the distinct prime numbers
The prime factorization of 21887822 is 2 × 11 × 994901.
Since it has a total of 3 prime factors.
1 , 2 , 28 , 53 , 744 , 173 , 1206 , 6781 , 93037 , 82389 , 287082 , 130128 , 5214768 , 7393596 , 77415144 , 43510543 , 63063909 , 493920797 , 2565855435 , 2409254926
n×2
43775644
n×3
65663466
n×4
87551288
n×5
109439110
n÷2
10943911
n÷3
7295940.6666667
n÷3
5471955.5
n÷5
4377564.4
n2
479076751903684
n3
1.0485946670006E+22
n4
2.2951453421458E+29
n5
5.0235732713017E+36
2 √n
4678.442262121
3 √n
279.72686800793
4 √n
68.399139337575
5 √n
29.379236795856
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
-21887821
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 21887822 can be divided by 8 positive divisors.
The sum of these divisors (counting 21887822) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011011111101101001110
3
Ternary
1112012000110002
4
Quaternary
1103133231032
5
Quinary
21100402242
6
Senary
2101044302
8
Octal
123375516
10
Decimal
21887822
12
Duodecimal
73b6692
16
Hexadecimal
14dfb4e
20
Vigesimal
6gfjb2
36
Base36
d14r2
md5
eb14cbde44468975ad64a1a99fd0f505
sha1
5dc072413786b9cba87b1ead0dc342d919c40d2f
sha256
640beac6e2929e9da30fb970b467fbe23b080e53392883d47ca997d49bcfc9b0
sha512
a14f87d3e363bab70b7f96bf8955e8dfc97c769315262f60ee3b303d52fa74dda1df017968b8c91154013a3c1127ff3a3462c248cd79afe0a1db92b2e79ab2f0
ripemd-160
dde491ed4c046878112cbcf68f5beed94c65bff5
Diameter
43775644
Circumference
137525241.59656
Area
1.5050640042863E+15
Volume
4.3923430699234E+22
Surface area
6.0202560171451E+15
Circumference
137525241.59656
Perimeter
87551288
Area
479076751903684
Diagonal
30954054.723208
Surface area
2874460511422104
Volume
1.0485946670006E+22
Space diagonal
37910819.771024
Perimeter
65663466
Area
2.0744631875556E+14
Altitude
18955409.885512
Surface area
2.0744631875556E+14
Volume
1.2357806662536E+21
Height
10318018.241069