20641189 is an odd 8-digits composite number following 20641188
and preceding 20641190 . In scientific notation, it is written as 2.0641189 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 19743724 positive integers (up to 20641189) that are relatively prime to 20641189.
20641189 has 4 divisors, whose sum is 21538656
The reverse of 20641189 is 98114602
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million six hundred forty-one thousand one hundred eighty-nine
Scientific notation
2.0641189 × 10^7
Engineering notation
2.0641189 × 10^6
Prime Factorization
23 × 897443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20641189
Product of the distinct prime numbers
The prime factorization of 20641189 is 23 × 897443.
Since it has a total of 2 prime factors.
1 , 10 , 49 , 7 , 934 , 817 , 5572 , 998 , 75682 , 97580 , 262010 , 930590 , 3210881 , 2982225 , 71864300 , 11925408 , 581748389 , 858659528 , 2163171552 , 2839282412
n×2
41282378
n×3
61923567
n×4
82564756
n×5
103205945
n÷2
10320594.5
n÷3
6880396.3333333
n÷3
5160297.25
n÷5
4128237.8
n2
426058683333721
n3
8.7943578077825E+21
n4
1.8152600164406E+29
n5
3.7469125083494E+36
2 √n
4543.2575317717
3 √n
274.31206120662
4 √n
67.403690787461
5 √n
29.036678906752
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
-20641188
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 20641189 can be divided by 4 positive divisors.
The sum of these divisors (counting 20641189) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110101111010110100101
3
Ternary
1102211200101111
4
Quaternary
1032233112211
5
Quinary
20241004224
6
Senary
2014225021
8
Octal
116572645
10
Decimal
20641189
12
Duodecimal
6ab5171
16
Hexadecimal
13af5a5
20
Vigesimal
6902j9
36
Base36
caeud
md5
3de1f491adca1da1eb97473b29a4ac4c
sha1
79b54ef6795bd8dda7df90e98c176190c6a69816
sha256
c151d7435a0b5f633330bfb7baf7bf3f5989849f0a612f35473caf679394d94b
sha512
2bee47113c1ae4f1279c6a8fb49b5b138fb5aaec5cb6a0d8926897422a02aad5f3331dd94d600901d38bb95a06696d405f13e5ef2b42229b80bfd604d7e93356
ripemd-160
50241eb35a4a578b94bd057695a877561379a82e
Diameter
41282378
Circumference
129692415.44752
Area
1.3385028295594E+15
Volume
3.6837719842626E+22
Surface area
5.3540113182374E+15
Circumference
129692415.44752
Perimeter
82564756
Area
426058683333721
Diagonal
29191049.427306
Surface area
2556352100002326
Volume
8.7943578077825E+21
Space diagonal
35751588.076632
Perimeter
61923567
Area
1.8448882163498E+14
Altitude
17875794.038316
Surface area
1.8448882163498E+14
Volume
1.0364250070106E+21
Height
9730349.8091021