21006926 is an even 8-digits composite number following 21006925
and preceding 21006927 . In scientific notation, it is written as 2.1006926 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 10410400 positive integers (up to 21006926) that are relatively prime to 21006926.
21006926 has 8 divisors, whose sum is 31789584
The reverse of 21006926 is 62960012
Previous prime number is 113
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million six thousand nine hundred twenty-six
Scientific notation
2.1006926 × 10^7
Engineering notation
2.1006926 × 10^6
Prime Factorization
2 × 113 × 92951
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21006926
Product of the distinct prime numbers
The prime factorization of 21006926 is 2 × 113 × 92951.
Since it has a total of 3 prime factors.
1 , 5 , 11 , 90 , 606 , 2 , 4763 , 7191 , 64103 , 73080 , 357193 , 15397 , 6644292 , 4643297 , 27538653 , 11861344 , 811929624 , 984958274 , 6467640912 , 7845977141
n×2
42013852
n×3
63020778
n×4
84027704
n×5
105034630
n÷2
10503463
n÷3
7002308.6666667
n÷3
5251731.5
n÷5
4201385.2
n2
441290939969476
n3
9.2701661204092E+21
n4
1.9473769369914E+29
n5
4.0908403209486E+36
2 √n
4583.3313212117
3 √n
275.92274495324
4 √n
67.700305178128
5 √n
29.138856259968
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
-21006925
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 21006926 can be divided by 8 positive divisors.
The sum of these divisors (counting 21006926) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001000101001001110
3
Ternary
1110112021002022
4
Quaternary
1100020221032
5
Quinary
20334210201
6
Senary
2030130142
8
Octal
120105116
10
Decimal
21006926
12
Duodecimal
7050952
16
Hexadecimal
1408a4e
20
Vigesimal
6b5h66
36
Base36
ci91q
md5
ed387e9c06122dc6101c2d520c64e71a
sha1
45f6e5e58914a0456218ff0a26da1d5d28033e04
sha256
8b16e87a7ab2c829f2afa40951d3b26b81945b2b9ea83af255e9cd42c2c63df5
sha512
d424a08617e2f82f793a5ca034f07cbb0a231745dbb5eb4921fdb1d84bb58627777388ee410d169e47cda6b0955b3b2eba12a4041abb7fd172c9678906e40f42
ripemd-160
23f5b7bc56981a5b136d44d7c49e3d97c80ed484
Diameter
42013852
Circumference
131990408.79221
Area
1.3863563751038E+15
Volume
3.8830781041913E+22
Surface area
5.5454255004154E+15
Circumference
131990408.79221
Perimeter
84027704
Area
441290939969476
Diagonal
29708279.652968
Surface area
2647745639816856
Volume
9.2701661204092E+21
Space diagonal
36385063.14284
Perimeter
63020778
Area
1.9108458223674E+14
Altitude
18192531.57142
Surface area
1.9108458223674E+14
Volume
1.0924995544112E+21
Height
9902759.8843227