21690717 is an odd 8-digits composite number following 21690716
and preceding 21690718 . In scientific notation, it is written as 2.1690717 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 14460476 positive integers (up to 21690717) that are relatively prime to 21690717.
21690717 has 4 divisors, whose sum is 28920960
The reverse of 21690717 is 71709612
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-one million six hundred ninety thousand seven hundred seventeen
Scientific notation
2.1690717 × 10^7
Engineering notation
2.1690717 × 10^6
Prime Factorization
3 × 7230239
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21690717
Product of the distinct prime numbers
The prime factorization of 21690717 is 3 × 7230239.
Since it has a total of 2 prime factors.
3 , 8 , 52 , 2 , 773 , 372 , 5856 , 9569 , 28087 , 18124 , 527513 , 911222 , 8729538 , 4305217 , 64057112 , 2683366 , 360490155 , 641858576 , 1140540259 , 5483611400
n×2
43381434
n×3
65072151
n×4
86762868
n×5
108453585
n÷2
10845358.5
n÷3
7230239
n÷3
5422679.25
n÷5
4338143.4
n2
470487203974089
n3
1.0205204793523E+22
n4
2.2135820910336E+29
n5
4.8014182692877E+36
2 √n
4657.3293849587
3 √n
278.88466604071
4 √n
68.244628982497
5 √n
29.326131768996
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
-21690716
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 21690717 can be divided by 4 positive divisors.
The sum of these divisors (counting 21690717) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010010101111100101011101
3
Ternary
1111211000001220
4
Quaternary
1102233211131
5
Quinary
21023100332
6
Senary
2052523553
8
Octal
122574535
10
Decimal
21690717
12
Duodecimal
73205b9
16
Hexadecimal
14af95d
20
Vigesimal
6fb6fh
36
Base36
cwwnx
md5
1a155f018baf4f3eb4fddabe496986e9
sha1
c961238561c5a60c45168400baa8da0231e4fcc4
sha256
cac36efe28df945fe214516296b7ff52f68aa46b9748b7e9a67ceb17f028126f
sha512
c1602e6f1361071d59e21ef4e19fc1cbc439765518a78958901a7c730e8e5f1fe81a9af0dba9bd3ea8a223fd7c2ea36d06b3773bce73565821213530b9e01c72
ripemd-160
4034e66e352d12c313a1cfd6bd46d6cfcfeabdd5
Diameter
43381434
Circumference
136286794.35659
Area
1.478079143613E+15
Volume
4.2747461876949E+22
Surface area
5.912316574452E+15
Circumference
136286794.35659
Perimeter
86762868
Area
470487203974089
Diagonal
30675306.158997
Surface area
2822923223844534
Volume
1.0205204793523E+22
Space diagonal
37569423.896598
Perimeter
65072151
Area
2.0372693539854E+14
Altitude
18784711.948299
Surface area
2.0372693539854E+14
Volume
1.2026949188163E+21
Height
10225102.052999