20649570 is an even 8-digits composite number following 20649569
and preceding 20649571 . In scientific notation, it is written as 2.0649570 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 5439552 positive integers (up to 20649570) that are relatively prime to 20649570.
20649570 has 16 divisors, whose sum is 33441408
The reverse of 20649570 is 07594602
Previous prime number is 83
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six hundred forty-nine thousand five hundred seventy
Scientific notation
2.0649570 × 10^7
Engineering notation
2.0649570 × 10^6
Prime Factorization
2 × 15 × 83 × 8293
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20649570
Product of the distinct prime numbers
The prime factorization of 20649570 is 2 × 15 × 83 × 8293.
Since it has a total of 4 prime factors.
3 , 5 , 31 , 83 , 577 , 735 , 2331 , 735 , 75930 , 5033 , 975791 , 313213 , 4872488 , 1838427 , 58483771 , 5698862 , 402314791 , 50041110 , 7085750743 , 5456369069
n×2
41299140
n×3
61948710
n×4
82598280
n×5
103247850
n÷2
10324785
n÷3
6883190
n÷3
5162392.5
n÷5
4129914
n2
426404741184900
n3
8.8050745514295E+21
n4
1.8182100330496E+29
n5
3.754525535216E+36
2 √n
4544.1797939782
3 √n
274.34918274869
4 √n
67.410531773442
5 √n
29.039036492754
1 , 2 , 15 , 30 , 83 , 166 , 1245 , 2490 , 8293 , 16586 , 124395 , 248790 , 688319 , 1376638 , 10324785 , 20649570
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20649569
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20649570 can be divided by 16 positive divisors.
The sum of these divisors (counting 20649570) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001110110001011001100010
3
Ternary
1102212002212220
4
Quaternary
1032301121202
5
Quinary
20241241240
6
Senary
2014331510
8
Octal
116613142
10
Decimal
20649570
12
Duodecimal
6ab9b96
16
Hexadecimal
13b1662
20
Vigesimal
6913ia
36
Base36
calb6
md5
25429aa561abfc7723f372e2d34a2492
sha1
80ff27a69aa540a487a337376569291bcae53ae4
sha256
57da70f5fb12f4c8f5a0c59704a56c01ef1990daf6490c6eaa3d80372a8e8665
sha512
d5666fcad2bbc64c85c78e6077cb5af6be13f55afccb9637739b5d7e36b665202a4a50cd255a8ab19770e74fa2451ddf73c9069ee94b533f9fa966dc5c67f279
ripemd-160
ccf28039b59a222d50ee31fd8ca1cd18adc9a9cb
Diameter
41299140
Circumference
129745074.82358
Area
1.3395900023623E+15
Volume
3.6882610033442E+22
Surface area
5.3583600094494E+15
Circumference
129745074.82358
Perimeter
82598280
Area
426404741184900
Diagonal
29202901.951173
Surface area
2558428447109400
Volume
8.8050745514295E+21
Space diagonal
35766104.39445
Perimeter
61948710
Area
1.8463866908013E+14
Altitude
17883052.197225
Surface area
1.8463866908013E+14
Volume
1.0376879873615E+21
Height
9734300.6503909