21796749 is an odd 8-digits composite number following 21796748
and preceding 21796750 . In scientific notation, it is written as 2.1796749 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 13413168 positive integers (up to 21796749) that are relatively prime to 21796749.
21796749 has 8 divisors, whose sum is 24343200
The reverse of 21796749 is 94769712
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-one million seven hundred ninety-six thousand seven hundred forty-nine
Scientific notation
2.1796749 × 10^7
Engineering notation
2.1796749 × 10^6
Prime Factorization
27 × 13 × 62099
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21796749
Product of the distinct prime numbers
The prime factorization of 21796749 is 27 × 13 × 62099.
Since it has a total of 3 prime factors.
6 , 7 , 75 , 66 , 423 , 772 , 1996 , 2941 , 78279 , 19705 , 94740 , 737661 , 2956214 , 290887 , 21346995 , 99640130 , 550170620 , 657454441 , 2225697123 , 5183008628
n×2
43593498
n×3
65390247
n×4
87186996
n×5
108983745
n÷2
10898374.5
n÷3
7265583
n÷3
5449187.25
n÷5
4359349.8
n2
475098266969001
n3
1.0355597675458E+22
n4
2.2571836327695E+29
n5
4.9199265090385E+36
2 √n
4668.6988551415
3 √n
279.33835697959
4 √n
68.327877584055
5 √n
29.354747199454
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
-21796748
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 21796749 can be divided by 8 positive divisors.
The sum of these divisors (counting 21796749) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010011001001011110001101
3
Ternary
1112000101112000
4
Quaternary
1103021132031
5
Quinary
21034443444
6
Senary
2055102513
8
Octal
123113615
10
Decimal
21796749
12
Duodecimal
7371a39
16
Hexadecimal
14c978d
20
Vigesimal
6g4bh9
36
Base36
cz6h9
md5
1937112c57868b64135ebe4a029484a9
sha1
35aa92bddd9c3060d5839c5639cf1decbc1cc038
sha256
6ba0b3faa67b869f860102b0c935b6269a274f7ab5650b393fed020baac5b0e9
sha512
9c6502f51918051b27fb770ed0fa4bc19708158172b325f035258c3a05b7562bce1b66277b9d78c49306bcc587a315793f8f5376b77b6dca2fe09e430f93fad6
ripemd-160
079664eed5e120dd987fa8a59ad00baabafd5665
Diameter
43593498
Circumference
136953013.06108
Area
1.4925652252431E+15
Volume
4.3377426107668E+22
Surface area
5.9702609009722E+15
Circumference
136953013.06108
Perimeter
87186996
Area
475098266969001
Diagonal
30825258.051442
Surface area
2850589601814006
Volume
1.0355597675458E+22
Space diagonal
37753076.707826
Perimeter
65390247
Area
2.0572358424456E+14
Altitude
18876538.353913
Surface area
2.0572358424456E+14
Volume
1.220418889926E+21
Height
10275086.017147