21294447 is an odd 8-digits composite number following 21294446
and preceding 21294448 . In scientific notation, it is written as 2.1294447 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 14196296 positive integers (up to 21294447) that are relatively prime to 21294447.
21294447 has 4 divisors, whose sum is 28392600
The reverse of 21294447 is 74449212
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million two hundred ninety-four thousand four hundred forty-seven
Scientific notation
2.1294447 × 10^7
Engineering notation
2.1294447 × 10^6
Prime Factorization
3 × 7098149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21294447
Product of the distinct prime numbers
The prime factorization of 21294447 is 3 × 7098149.
Since it has a total of 2 prime factors.
1 , 6 , 22 , 50 , 326 , 846 , 4273 , 3476 , 65792 , 98072 , 840094 , 987373 , 8577912 , 184703 , 86117472 , 10836437 , 266120311 , 189067345 , 311275233 , 4556330158
n×2
42588894
n×3
63883341
n×4
85177788
n×5
106472235
n÷2
10647223.5
n÷3
7098149
n÷3
5323611.75
n÷5
4258889.4
n2
453453473035809
n3
9.656040948527E+21
n4
2.0562005220824E+29
n5
4.3785653038855E+36
2 √n
4614.5906644035
3 √n
277.17589301215
4 √n
67.930778476354
5 √n
29.218187603031
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
-21294446
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 21294447 can be divided by 4 positive divisors.
The sum of these divisors (counting 21294447) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001001110110101101111
3
Ternary
1111001212111020
4
Quaternary
1101032311233
5
Quinary
20422410242
6
Senary
2040225223
8
Octal
121166557
10
Decimal
21294447
12
Duodecimal
716b213
16
Hexadecimal
144ed6f
20
Vigesimal
6d1g27
36
Base36
coewf
md5
1e143737889fbffa4e8a5037719e0c04
sha1
e15d769cff2225792b2f905d0430040e92c2a786
sha256
f84d3d9d1e7c46801e360ddccaff6504430edebd2f2196cc198434a80718c333
sha512
6df93710f65a420963433315e09a221216e7a4eb1507144c3cc645684ceea86167d309955c0b6cf1a99fd5f5861cfa1e1e277072cb7cdd135c02074aee2ee27c
ripemd-160
b3357e0bc67443611403808c6c605131acd449a6
Diameter
42588894
Circumference
133796956.51491
Area
1.4245660996341E+15
Volume
4.0447129742206E+22
Surface area
5.6982643985363E+15
Circumference
133796956.51491
Perimeter
85177788
Area
453453473035809
Diagonal
30114895.750635
Surface area
2720720838214854
Volume
9.656040948527E+21
Space diagonal
36883064.123083
Perimeter
63883341
Area
1.9635111354165E+14
Altitude
18441532.061541
Surface area
1.9635111354165E+14
Volume
1.1379753390197E+21
Height
10038298.583545