20342647 is an odd 8-digits composite number following 20342646
and preceding 20342648 . In scientific notation, it is written as 2.0342647 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 18656352 positive integers (up to 20342647) that are relatively prime to 20342647.
20342647 has 8 divisors, whose sum is 22049216
The reverse of 20342647 is 74624302
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million three hundred forty-two thousand six hundred forty-seven
Scientific notation
2.0342647 × 10^7
Engineering notation
2.0342647 × 10^6
Prime Factorization
13 × 157 × 9967
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20342647
Product of the distinct prime numbers
The prime factorization of 20342647 is 13 × 157 × 9967.
Since it has a total of 3 prime factors.
8 , 1 , 55 , 39 , 122 , 76 , 1661 , 6174 , 6069 , 82475 , 230048 , 900786 , 7172833 , 9985072 , 21426523 , 62145047 , 308419553 , 205734757 , 9404165723 , 8042326101
n×2
40685294
n×3
61027941
n×4
81370588
n×5
101713235
n÷2
10171323.5
n÷3
6780882.3333333
n÷3
5085661.75
n÷5
4068529.4
n2
413823286966609
n3
8.4182610471414E+21
n4
1.7124971283585E+29
n5
3.483672457071E+36
2 √n
4510.2823636664
3 √n
272.98313751304
4 √n
67.158635808557
5 √n
28.952194827176
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20342646
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20342647 can be divided by 8 positive divisors.
The sum of these divisors (counting 20342647) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101100110011101110111
3
Ternary
1102021111212101
4
Quaternary
1031212131313
5
Quinary
20201431042
6
Senary
2004002531
8
Octal
115463567
10
Decimal
20342647
12
Duodecimal
6990447
16
Hexadecimal
1366777
20
Vigesimal
672gc7
36
Base36
c40hj
md5
7e232c31b6aa1982475126c648d69788
sha1
9dbb3d4f927dc1ffdc30338b963e6e7f9c1242c5
sha256
2d3a543cd1fb2e2102a0626dbc245be1d41422f048039bbd8f95e346629ccb58
sha512
97c2ca2bbe108ddf64b8de54c4d0f2754da94c09ffdfdaec9a86e41c32ba5396555cb1af081a7cfba4b8e852b1af6546371d8f61bf4af05f4cf190d3d2da5856
ripemd-160
974ab5ddf7c1363ae787740a7311b548f9496624
Diameter
40685294
Circumference
127816620.73954
Area
1.3000641982187E+15
Volume
3.5262329415601E+22
Surface area
5.2002567928747E+15
Circumference
127816620.73954
Perimeter
81370588
Area
413823286966609
Diagonal
28768847.281968
Surface area
2482939721799654
Volume
8.4182610471414E+21
Space diagonal
35234498.164439
Perimeter
61027941
Area
1.7919073959533E+14
Altitude
17617249.082219
Surface area
1.7919073959533E+14
Volume
9.9210157870538E+20
Height
9589615.7606561