21004558 is an even 8-digits composite number following 21004557
and preceding 21004559 . In scientific notation, it is written as 2.1004558 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 10494984 positive integers (up to 21004558) that are relatively prime to 21004558.
21004558 has 8 divisors, whose sum is 31528728
The reverse of 21004558 is 85540012
Previous prime number is 5323
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million four thousand five hundred fifty-eight
Scientific notation
2.1004558 × 10^7
Engineering notation
2.1004558 × 10^6
Prime Factorization
2 × 5323 × 1973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21004558
Product of the distinct prime numbers
The prime factorization of 21004558 is 2 × 5323 × 1973.
Since it has a total of 3 prime factors.
3 , 4 , 55 , 36 , 359 , 881 , 820 , 3039 , 75389 , 86621 , 771063 , 604020 , 7436904 , 4377950 , 8677722 , 73859082 , 569267248 , 356248825 , 1148769010 , 3486239612
n×2
42009116
n×3
63013674
n×4
84018232
n×5
105022790
n÷2
10502279
n÷3
7001519.3333333
n÷3
5251139.5
n÷5
4200911.6
n2
441191456775364
n3
9.2670315429426E+21
n4
1.9464990153157E+29
n5
4.0885351464141E+36
2 √n
4583.0729865452
3 √n
275.91237679161
4 √n
67.698397222868
5 √n
29.138199296421
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
-21004557
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 21004558 can be divided by 8 positive divisors.
The sum of these divisors (counting 21004558) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001000000100001110
3
Ternary
1110112010211121
4
Quaternary
1100020010032
5
Quinary
20334121213
6
Senary
2030111154
8
Octal
120100416
10
Decimal
21004558
12
Duodecimal
704b4ba
16
Hexadecimal
140810e
20
Vigesimal
6b5b7i
36
Base36
ci77y
md5
85e54db230aa469e94e00f9ac48afc89
sha1
defb070e2d2fce2dfc653c2cd0f1c034c1b358b8
sha256
0fd74cdae35f3aef04b7e016145f65df5399a4f45599dfd38949b8537ddd78f5
sha512
59b888d647d430ae147b6f4feb900b15d9cf3528dfa82a2bef29aa22e2daf4afa6bef2a427b5762e5a7657523a05263d61753930111ee029c6330d1c81a61bae
ripemd-160
583ec311faa0f36a7c1306ab8fedf6ba88ccc392
Diameter
42009116
Circumference
131975530.2094
Area
1.3860438394321E+15
Volume
3.8817650954525E+22
Surface area
5.5441753577282E+15
Circumference
131975530.2094
Perimeter
84018232
Area
441191456775364
Diagonal
29704930.795252
Surface area
2647148740652184
Volume
9.2670315429426E+21
Space diagonal
36380961.646527
Perimeter
63013674
Area
1.9104150475006E+14
Altitude
18190480.823264
Surface area
1.9104150475006E+14
Volume
1.0921301409141E+21
Height
9901643.5984174