21000694 is an even 8-digits composite number following 21000693
and preceding 21000695 . In scientific notation, it is written as 2.1000694 × 10^7.
The sum of its digits is 22. It has a total of 5 prime factors and 32 positive divisors.
There are 8709120 positive integers (up to 21000694) that are relatively prime to 21000694.
21000694 has 32 divisors, whose sum is 37439136
The reverse of 21000694 is 49600012
Previous prime number is 97
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty-one million six hundred ninety-four
Scientific notation
2.1000694 × 10^7
Engineering notation
2.1000694 × 10^6
Prime Factorization
2 × 11 × 13 × 97 × 757
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
21000694
Product of the distinct prime numbers
The prime factorization of 21000694 is 2 × 11 × 13 × 97 × 757.
Since it has a total of 5 prime factors.
7 , 2 , 40 , 26 , 5 , 133 , 2663 , 2931 , 257 , 88326 , 284990 , 644738 , 7154366 , 3858891 , 77268465 , 4719648 , 675393060 , 124767392 , 1285246257 , 8154277826
n×2
42001388
n×3
63002082
n×4
84002776
n×5
105003470
n÷2
10500347
n÷3
7000231.3333333
n÷3
5250173.5
n÷5
4200138.8
n2
441029148481636
n3
9.2619181923434E+21
n4
1.9450670981044E+29
n5
4.0847758936758E+36
2 √n
4582.6514159382
3 √n
275.89545680047
4 √n
67.695283557558
5 √n
29.137127164479
1 , 2 , 11 , 13 , 22 , 26 , 97 , 143 , 194 , 286 , 757 , 1067 , 1261 , 1514 , 2134 , 2522 , 8327 , 9841 , 13871 , 16654 , 19682 , 27742 , 73429 , 108251 , 146858 , 216502 , 807719 , 954577 , 1615438 , 1909154 , 10500347 , 21000694
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21000693
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21000694 can be divided by 32 positive divisors.
The sum of these divisors (counting 21000694) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000000111000111110110
3
Ternary
1110111221112111
4
Quaternary
1100013013312
5
Quinary
20334010234
6
Senary
2030041234
8
Octal
120070766
10
Decimal
21000694
12
Duodecimal
704921a
16
Hexadecimal
14071f6
20
Vigesimal
6b51ee
36
Base36
ci48m
md5
4571e32025dab54c59f62bdf1a74eda4
sha1
7e533865642e17ff2351079a6d9c2bf0177f30fa
sha256
c9f81c5bb2d46b63d6fdd4e130c121911266b3bf7afbf9163c85e6cc1daf1fe9
sha512
f4cde9cb18a278c2c0bf46835a12c5bd91d23a5be81c8fe5f79ecf31125e0a101031060064d8bf559b66ecf1fa4ab63be716f2a125a646ad9ae4034348e651d3
ripemd-160
80ac83ae06f3f3ee1ac5d55c2b283a522a744e6b
Diameter
42001388
Circumference
131951251.98137
Area
1.3855339328889E+15
Volume
3.8796232201621E+22
Surface area
5.5421357315555E+15
Circumference
131951251.98137
Perimeter
84002776
Area
441029148481636
Diagonal
29699466.274047
Surface area
2646174890889816
Volume
9.2619181923434E+21
Space diagonal
36374269.002207
Perimeter
63002082
Area
1.9097122319726E+14
Altitude
18187134.501103
Surface area
1.9097122319726E+14
Volume
1.0915275267668E+21
Height
9899822.0913491