21622805 is an odd 8-digits composite number following 21622804
and preceding 21622806 . In scientific notation, it is written as 2.1622805 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 17298240 positive integers (up to 21622805) that are relatively prime to 21622805.
21622805 has 4 divisors, whose sum is 25947372
The reverse of 21622805 is 50822612
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million six hundred twenty-two thousand eight hundred five
Scientific notation
2.1622805 × 10^7
Engineering notation
2.1622805 × 10^6
Prime Factorization
5 × 4324561
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21622805
Product of the distinct prime numbers
The prime factorization of 21622805 is 5 × 4324561.
Since it has a total of 2 prime factors.
1 , 2 , 30 , 11 , 2 , 689 , 1176 , 9611 , 70069 , 94381 , 102327 , 426723 , 6108435 , 8986346 , 82094540 , 85374430 , 861804600 , 275952874 , 3840349636 , 6761556030
n×2
43245610
n×3
64868415
n×4
86491220
n×5
108114025
n÷2
10811402.5
n÷3
7207601.6666667
n÷3
5405701.25
n÷5
4324561
n2
467545696068025
n3
1.0109649414668E+22
n4
2.1859897791173E+29
n5
4.7267230725847E+36
2 √n
4650.0327955833
3 √n
278.59330613065
4 √n
68.191148953389
5 √n
29.307745146077
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
-21622804
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 21622805 can be divided by 4 positive divisors.
The sum of these divisors (counting 21622805) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010011111000000010101
3
Ternary
1111200112220122
4
Quaternary
1102133000111
5
Quinary
21013412210
6
Senary
2051241325
8
Octal
122370025
10
Decimal
21622805
12
Duodecimal
72a9245
16
Hexadecimal
149f015
20
Vigesimal
6f2h05
36
Base36
cvg9h
md5
92495073a8fe776ea9d6dca1e7b98f55
sha1
ca525462a5d194ab78558c6a61a609fc479f53a0
sha256
542c443510997ad8fcb49a3d342a71c45c3bf402bd414792bd29799ed45e8b09
sha512
4b5fb7f24156cd09c589368eb7bfd2240a11f0e76170d50f56a6692f3986a580978b486864ab716fe574288009d9e096ed921a4928340ceaaaaf6554b5daf436
ripemd-160
67d69f16b9a5422d5b286f9e52f9315281302bea
Diameter
43245610
Circumference
135860090.67601
Area
1.4688381239848E+15
Volume
4.2347200441987E+22
Surface area
5.8753524959393E+15
Circumference
135860090.67601
Perimeter
86491220
Area
467545696068025
Diagonal
30579264.087549
Surface area
2805274176408150
Volume
1.0109649414668E+22
Space diagonal
37451796.862154
Perimeter
64868415
Area
2.0245322511249E+14
Altitude
18725898.431077
Surface area
2.0245322511249E+14
Volume
1.1914336094217E+21
Height
10193088.029183