21568797 is an odd 8-digits composite number following 21568796
and preceding 21568798 . In scientific notation, it is written as 2.1568797 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 6 positive divisors.
There are 14379192 positive integers (up to 21568797) that are relatively prime to 21568797.
21568797 has 6 divisors, whose sum is 31154942
The reverse of 21568797 is 79786512
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty-one million five hundred sixty-eight thousand seven hundred ninety-seven
Scientific notation
2.1568797 × 10^7
Engineering notation
2.1568797 × 10^6
Prime Factorization
3 × 3 × 2396533
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7189599
Product of the distinct prime numbers
The prime factorization of 21568797 is 3 × 3 × 2396533.
Since it has a total of 3 prime factors.
1 , 1 , 86 , 7 , 969 , 216 , 4272 , 9838 , 61201 , 59909 , 308515 , 662544 , 3533218 , 1780122 , 4817285 , 13901695 , 676296291 , 628774570 , 8021043270 , 4589407790
n×2
43137594
n×3
64706391
n×4
86275188
n×5
107843985
n÷2
10784398.5
n÷3
7189599
n÷3
5392199.25
n÷5
4313759.4
n2
465213004027209
n3
1.0034084845623E+22
n4
2.1642313911602E+29
n5
4.6679867536962E+36
2 √n
4644.2218939237
3 √n
278.36116215307
4 √n
68.148528186041
5 √n
29.29308991063
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21568796
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21568797 can be divided by 6 positive divisors.
The sum of these divisors (counting 21568797) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010010010001110100011101
3
Ternary
1111120210211100
4
Quaternary
1102101310131
5
Quinary
21010200142
6
Senary
2050143313
8
Octal
122216435
10
Decimal
21568797
12
Duodecimal
7281b39
16
Hexadecimal
1491d1d
20
Vigesimal
6eg1jh
36
Base36
cual9
md5
8b710fd8e48bf95c99aa989377ac1ee3
sha1
46cb55a78ac5ac7966beac259b6d7ecfe426864b
sha256
c93166c7791564f9fe0132e71a9fcda1390aa00d764bf4cb5a69b2f86725c856
sha512
c8d4f7380175988e2a299f869388609d5bdd930d3bf7e2613470a9834024d2a00b26344163a543890009a4c97c61a0d93cd245165d40419c533cbff5d658ff33
ripemd-160
af93bfabb2ede26501f7421d411fa91fd156c495
Diameter
43137594
Circumference
135520748.40394
Area
1.4615097558063E+15
Volume
4.2030676315341E+22
Surface area
5.8460390232253E+15
Circumference
135520748.40394
Perimeter
86275188
Area
465213004027209
Diagonal
30502885.241472
Surface area
2791278024163254
Volume
1.0034084845623E+22
Space diagonal
37358252.262139
Perimeter
64706391
Area
2.0144313982922E+14
Altitude
18679126.13107
Surface area
2.0144313982922E+14
Volume
1.1825282395569E+21
Height
10167628.413824