21817340 is an even 8-digits composite number following 21817339
and preceding 21817341 . In scientific notation, it is written as 2.1817340 × 10^7.
The sum of its digits is 26. It has a total of 5 prime factors and 24 positive divisors.
There are 8145984 positive integers (up to 21817340) that are relatively prime to 21817340.
21817340 has 24 divisors, whose sum is 40061952
The reverse of 21817340 is 04371812
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million eight hundred seventeen thousand three hundred forty
Scientific notation
2.1817340 × 10^7
Engineering notation
2.1817340 × 10^6
Prime Factorization
2 × 2 × 215 × 23 × 1103
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10908670
Product of the distinct prime numbers
The prime factorization of 21817340 is 2 × 2 × 215 × 23 × 1103.
Since it has a total of 5 prime factors.
9 , 1 , 79 , 31 , 824 , 113 , 3557 , 3180 , 43468 , 1665 , 583029 , 967457 , 2056325 , 1541604 , 55581622 , 5928171 , 123534220 , 241748468 , 343455810 , 4338343937
n×2
43634680
n×3
65452020
n×4
87269360
n×5
109086700
n÷2
10908670
n÷3
7272446.6666667
n÷3
5454335
n÷5
4363468
n2
475996324675600
n3
1.0384973654198E+22
n4
2.2657250110468E+29
n5
4.9432092912512E+36
2 √n
4670.9035528471
3 √n
279.42629128321
4 √n
68.344008902369
5 √n
29.360291286107
1 , 2 , 4 , 23 , 46 , 92 , 215 , 430 , 860 , 1103 , 2206 , 4412 , 4945 , 9890 , 19780 , 25369 , 50738 , 101476 , 237145 , 474290 , 948580 , 5454335 , 10908670 , 21817340
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21817339
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21817340 can be divided by 24 positive divisors.
The sum of these divisors (counting 21817340) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1010011001110011111111100
3
Ternary
1112001102202122
4
Quaternary
1103032133330
5
Quinary
21041123330
6
Senary
2055342112
8
Octal
123163774
10
Decimal
21817340
12
Duodecimal
7381938
16
Hexadecimal
14ce7fc
20
Vigesimal
6g7370
36
Base36
czmd8
md5
af280eab77450c42fd04e864ccfc679d
sha1
2bae00929bbf5e17799ecc5b10ee524288801a8a
sha256
08e3f83cacb2f11e3573d1ef81bf89d0cd1cfd451cff0b42f60ccb95bdc1e629
sha512
05245f13c4dfe84baf035e45cb4e7d47fbebb92b088a9369c71974d31b39861fa679fc138c5948689e66b31a1d9a002627865be1c07181e2503c4a4b9e98c3c5
ripemd-160
c8f1a427d3f3109c7accaec96d29bb9511e31114
Diameter
43634680
Circumference
137082390.12974
Area
1.4953865567366E+15
Volume
4.3500475919669E+22
Surface area
5.9815462269464E+15
Circumference
137082390.12974
Perimeter
87269360
Area
475996324675600
Diagonal
30854378.122905
Surface area
2855977948053600
Volume
1.0384973654198E+22
Space diagonal
37788741.366005
Perimeter
65452020
Area
2.0611245463855E+14
Altitude
18894370.683002
Surface area
2.0611245463855E+14
Volume
1.2238808822212E+21
Height
10284792.707635