21005094 is an even 8-digits composite number following 21005093
and preceding 21005095 . In scientific notation, it is written as 2.1005094 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 6365160 positive integers (up to 21005094) that are relatively prime to 21005094.
21005094 has 16 divisors, whose sum is 45829440
The reverse of 21005094 is 49050012
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million five thousand ninety-four
Scientific notation
2.1005094 × 10^7
Engineering notation
2.1005094 × 10^6
Prime Factorization
2 × 3 × 11 × 318259
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21005094
Product of the distinct prime numbers
The prime factorization of 21005094 is 2 × 3 × 11 × 318259.
Since it has a total of 4 prime factors.
7 , 3 , 27 , 26 , 696 , 968 , 3047 , 233 , 20008 , 79222 , 468651 , 908571 , 6582153 , 3142508 , 81568935 , 1487685 , 693806202 , 560998369 , 5289850003 , 6031966148
n×2
42010188
n×3
63015282
n×4
84020376
n×5
105025470
n÷2
10502547
n÷3
7001698
n÷3
5251273.5
n÷5
4201018.8
n2
441213973948836
n3
9.2677409969089E+21
n4
1.9466977080772E+29
n5
4.0890568347747E+36
2 √n
4583.131462221
3 √n
275.91472370723
4 √n
67.698829105244
5 √n
29.138348006196
1 , 2 , 3 , 6 , 11 , 22 , 33 , 66 , 318259 , 636518 , 954777 , 1909554 , 3500849 , 7001698 , 10502547 , 21005094
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21005093
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21005094 can be divided by 16 positive divisors.
The sum of these divisors (counting 21005094) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000001000001100100110
3
Ternary
1110112011120110
4
Quaternary
1100020030212
5
Quinary
20334130334
6
Senary
2030113450
8
Octal
120101446
10
Decimal
21005094
12
Duodecimal
704b886
16
Hexadecimal
1408326
20
Vigesimal
6b5cee
36
Base36
ci7mu
md5
7838631670731ee6161d3cd096d204e6
sha1
cf2cbead516d25b9f2edc0d62bf5039270558c9d
sha256
66d5c9654416c9a37f8b9091c43e4f5962b6c986e376871329d98b4b122c83ae
sha512
47728e1d5183cddeae78f979ccf94a6d130b16792447a1ed7f98ed3ebed8563bf7452da37764a4e3f4b27d6bc8f9756a5f893a26e31b690a1cd01d5266376c72
ripemd-160
1bf5bb1fe1ce9db3fa17f9ec1d4b1d46d52a205a
Diameter
42010188
Circumference
131978897.99673
Area
1.3861145792188E+15
Volume
3.8820622708349E+22
Surface area
5.5444583168753E+15
Circumference
131978897.99673
Perimeter
84020376
Area
441213973948836
Diagonal
29705688.813722
Surface area
2647283843693016
Volume
9.2677409969089E+21
Space diagonal
36381890.02576
Perimeter
63015282
Area
1.9105125497219E+14
Altitude
18190945.01288
Surface area
1.9105125497219E+14
Volume
1.0922137508658E+21
Height
9901896.2712406