21694513 is an odd 8-digits composite number following 21694512
and preceding 21694514 . In scientific notation, it is written as 2.1694513 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20994660 positive integers (up to 21694513) that are relatively prime to 21694513.
21694513 has 4 divisors, whose sum is 22394368
The reverse of 21694513 is 31549612
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million six hundred ninety-four thousand five hundred thirteen
Scientific notation
2.1694513 × 10^7
Engineering notation
2.1694513 × 10^6
Prime Factorization
31 × 699823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21694513
Product of the distinct prime numbers
The prime factorization of 21694513 is 31 × 699823.
Since it has a total of 2 prime factors.
3 , 6 , 91 , 22 , 581 , 483 , 5554 , 6419 , 3973 , 73169 , 312334 , 821557 , 6125220 , 6664783 , 69719229 , 82296851 , 801577983 , 445428974 , 8570631504 , 623797050
n×2
43389026
n×3
65083539
n×4
86778052
n×5
108472565
n÷2
10847256.5
n÷3
7231504.3333333
n÷3
5423628.25
n÷5
4338902.6
n2
470651894307169
n3
1.0210563639522E+22
n4
2.2151320561493E+29
n5
4.8056211188847E+36
2 √n
4657.7368968202
3 √n
278.90093389763
4 √n
68.247614587033
5 √n
29.327158145434
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21694512
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21694513 can be divided by 4 positive divisors.
The sum of these divisors (counting 21694513) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010110000100000110001
3
Ternary
1111211012021111
4
Quaternary
1102300200301
5
Quinary
21023211023
6
Senary
2052553321
8
Octal
122604061
10
Decimal
21694513
12
Duodecimal
7322841
16
Hexadecimal
14b0831
20
Vigesimal
6fbg5d
36
Base36
cwzld
md5
d71c3af5890b5e53aac84bcd8c035ffb
sha1
905fadd2f66bb23e6a15497f446454708685c08d
sha256
676c2a614b75017257ed930a7594be7a93909cebfa2cadbdcc8ace8cd8e565f5
sha512
5929e89c099e72db4658aedc6c506cd0fde73c7336ac402d8df8e0e9eae5329871aff5a1622289b4c182c1e4374b1319c3cec4c4eac9ce984cdac127670fca03
ripemd-160
a93031b9330ae9b144f33b21fa9c91547db020af
Diameter
43389026
Circumference
136310645.32802
Area
1.4785965335535E+15
Volume
4.2769908958576E+22
Surface area
5.9143861342141E+15
Circumference
136310645.32802
Perimeter
86778052
Area
470651894307169
Diagonal
30680674.513679
Surface area
2823911365843014
Volume
1.0210563639522E+22
Space diagonal
37575998.761464
Perimeter
65083539
Area
2.0379824840464E+14
Altitude
18787999.380732
Surface area
2.0379824840464E+14
Volume
1.2033264648737E+21
Height
10226891.50456