20561271 is an odd 8-digits composite number following 20561270
and preceding 20561272 . In scientific notation, it is written as 2.0561271 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 13696440 positive integers (up to 20561271) that are relatively prime to 20561271.
20561271 has 8 divisors, whose sum is 27437184
The reverse of 20561271 is 17216502
Previous prime number is 1867
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million five hundred sixty-one thousand two hundred seventy-one
Scientific notation
2.0561271 × 10^7
Engineering notation
2.0561271 × 10^6
Prime Factorization
3 × 1867 × 3671
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20561271
Product of the distinct prime numbers
The prime factorization of 20561271 is 3 × 1867 × 3671.
Since it has a total of 3 prime factors.
8 , 6 , 99 , 44 , 442 , 398 , 4446 , 295 , 33906 , 9330 , 410202 , 288860 , 866596 , 8793972 , 65359509 , 76537899 , 834798666 , 766335569 , 1493774670 , 2667470700
n×2
41122542
n×3
61683813
n×4
82245084
n×5
102806355
n÷2
10280635.5
n÷3
6853757
n÷3
5140317.75
n÷5
4112254.2
n2
422765865135441
n3
8.6926035225993E+21
n4
1.7873097672372E+29
n5
3.6749360485111E+36
2 √n
4534.4537708527
3 √n
273.95757863511
4 √n
67.33835289679
5 √n
29.014159317026
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
-20561270
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 20561271 can be divided by 8 positive divisors.
The sum of these divisors (counting 20561271) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110011011110101110111
3
Ternary
1102200121202120
4
Quaternary
1032123311313
5
Quinary
20230430041
6
Senary
2012411023
8
Octal
116336567
10
Decimal
20561271
12
Duodecimal
6a76a73
16
Hexadecimal
139bd77
20
Vigesimal
68a33b
36
Base36
c8p6f
md5
8bb5eb88c223597543d7de21af2341cf
sha1
76e968eee66c86267364b1c9d9358b9f08736cc5
sha256
dfc2474d8f1912b1dc44ef2fbf0b306c7a47a0fecbacfe9dc47ba75fe6c8f3e1
sha512
59af86cced64f2c198d757c5150f62209edadf5ac14e6740aaec95790ab7acf7e78a719e19bea4ac9e78f222b882da9624a7068ed27e43ce4e120fb78e4d5964
ripemd-160
57043935ececd1cecbfc7f9c6c3640808907b9f0
Diameter
41122542
Circumference
129190275.84414
Area
1.328158136098E+15
Volume
3.6411492489555E+22
Surface area
5.3126325443921E+15
Circumference
129190275.84414
Perimeter
82245084
Area
422765865135441
Diagonal
29078028.307829
Surface area
2536595190812646
Volume
8.6926035225993E+21
Space diagonal
35613166.040193
Perimeter
61683813
Area
1.830629895301E+14
Altitude
17806583.020096
Surface area
1.830629895301E+14
Volume
1.0244331494993E+21
Height
9692676.1026095