20342561 is an odd 8-digits composite number following 20342560
and preceding 20342562 . In scientific notation, it is written as 2.0342561 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20155824 positive integers (up to 20342561) that are relatively prime to 20342561.
20342561 has 4 divisors, whose sum is 20529300
The reverse of 20342561 is 16524302
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million three hundred forty-two thousand five hundred sixty-one
Scientific notation
2.0342561 × 10^7
Engineering notation
2.0342561 × 10^6
Prime Factorization
109 × 186629
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20342561
Product of the distinct prime numbers
The prime factorization of 20342561 is 109 × 186629.
Since it has a total of 2 prime factors.
5 , 3 , 37 , 34 , 74 , 276 , 7767 , 1920 , 99502 , 57008 , 147429 , 457385 , 8106664 , 7874918 , 68214600 , 84891963 , 875560298 , 874519177 , 9485435612 , 3693795567
n×2
40685122
n×3
61027683
n×4
81370244
n×5
101712805
n÷2
10171280.5
n÷3
6780853.6666667
n÷3
5085640.25
n÷5
4068512.2
n2
413819788038721
n3
8.4181542811848E+21
n4
1.7124681697241E+29
n5
3.4835988203171E+36
2 √n
4510.2728298851
3 √n
272.98275282723
4 √n
67.158564828956
5 √n
28.952170347638
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
-20342560
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 20342561 can be divided by 4 positive divisors.
The sum of these divisors (counting 20342561) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101100110011100100001
3
Ternary
1102021111202012
4
Quaternary
1031212130201
5
Quinary
20201430221
6
Senary
2004002305
8
Octal
115463441
10
Decimal
20342561
12
Duodecimal
6990395
16
Hexadecimal
1366721
20
Vigesimal
672g81
36
Base36
c40f5
md5
730438a56a1551e26d194977d93e8bdb
sha1
0ef6ac7e89d3c8f53f401b5a7963fa0528374a95
sha256
26780d1e11f051057db9703b822f99f5ad038ad24d87fee3157356eceb865a83
sha512
1cf3f0556a683f1653bb4afac6aae5fb653012dfee7e2b465c0da206e12fbb544b43103526b0877206a5d3bef772f94b8afac1c338d04b5a56d0618195f134d1
ripemd-160
a45e29410ad21d346d5bb2617595c7e54e7d9a6b
Diameter
40685122
Circumference
127816080.3856
Area
1.3000532060125E+15
Volume
3.5261882195407E+22
Surface area
5.2002128240501E+15
Circumference
127816080.3856
Perimeter
81370244
Area
413819788038721
Diagonal
28768725.659602
Surface area
2482918728232326
Volume
8.4181542811848E+21
Space diagonal
35234349.208069
Perimeter
61027683
Area
1.7918922451511E+14
Altitude
17617174.604035
Surface area
1.7918922451511E+14
Volume
9.9208899621672E+20
Height
9589575.2198673