21759428 is an even 8-digits composite number following 21759427
and preceding 21759429 . In scientific notation, it is written as 2.1759428 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 10767360 positive integers (up to 21759428) that are relatively prime to 21759428.
21759428 has 12 divisors, whose sum is 38472252
The reverse of 21759428 is 82495712
Previous prime number is 97
Is Prime? no Number parity even Number length 8 Sum of Digits 38 Digital Root 2
Name
twenty-one million seven hundred fifty-nine thousand four hundred twenty-eight
Scientific notation
2.1759428 × 10^7
Engineering notation
2.1759428 × 10^6
Prime Factorization
2 × 2 × 97 × 56081
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
10879714 Product of the distinct prime numbers
The prime factorization of 21759428 is 2 × 2 × 97 × 56081.
Since it has a total of 4 prime factors.
2 , 4 , 49 , 73 , 917 , 517 , 395 , 5391 , 87051 , 65340 , 19134 , 280540 , 1644212 , 3511596 , 81701343 , 17694901 , 205217077 , 346622409 , 143927265 , 4178373166
n×2
43518856
n×3
65278284
n×4
87037712
n×5
108797140
n÷2
10879714
n÷3
7253142.6666667
n÷3
5439857
n÷5
4351885.6
n2
473472706887184
n3
1.0302495275477E+22
n4
2.2417640416708E+29
n5
4.8779503257724E+36
2 √n4664.7002047291
3 √n279.17883559736
4 √n68.298610562215
5 √n29.344687904616
1 , 2 , 4 , 97 , 194 , 388 , 56081 , 112162 , 224324 , 5439857 , 10879714 , 21759428
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-21759427 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21759428 can be divided by 12 positive divisors.
The sum of these divisors (counting 21759428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010011000000010111000100
3
Ternary
1111221111022202
4
Quaternary
1103000113010
5
Quinary
21032300203
6
Senary
2054214032
8
Octal
123002704
10
Decimal
21759428
12
Duodecimal
7354318
16
Hexadecimal
14c05c4
20
Vigesimal
6fjib8
36
Base36
cydok
md5
4fec69c930ff326d5102df1085190a85
sha1
6c273c2b074eb4777a6f9f8530843f3faa406556
sha256
4da4dbf36610a3e4bb3e909729e40199c4c58987ba2872ce0ec2d9ca1d02ed5d
sha512
617540188248a9e00c2ba9fd49423a0f270518bbee6eb8c936ec8aa9d3272533f7693406a1a5733bde8f1b937c16f3b45cbbec9f14c98cad83920348af7b0a00
ripemd-160
733d6235c7deabafc8f734d3ef91b5eda4a6150d
Diameter
43518856
Circumference
136718518.30223
Area
1.4874583776321E+15
Volume
4.3154991294775E+22
Surface area
5.9498335105282E+15
Circumference
136718518.30223
Perimeter
87037712
Area
473472706887184
Diagonal
30772478.187081
Surface area
2840836241323104
Volume
1.0302495275477E+22
Space diagonal
37688434.839637
Perimeter
65278284
Area
2.0501969608144E+14
Altitude
18844217.419818
Surface area
2.0501969608144E+14
Volume
1.214160712072E+21
Height
10257492.729027