20744489 is an odd 8-digits composite number following 20744488
and preceding 20744490 . In scientific notation, it is written as 2.0744489 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 20628420 positive integers (up to 20744489) that are relatively prime to 20744489.
20744489 has 4 divisors, whose sum is 20860560
The reverse of 20744489 is 98444702
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million seven hundred forty-four thousand four hundred eighty-nine
Scientific notation
2.0744489 × 10^7
Engineering notation
2.0744489 × 10^6
Prime Factorization
179 × 115891
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20744489
Product of the distinct prime numbers
The prime factorization of 20744489 is 179 × 115891.
Since it has a total of 2 prime factors.
4 , 2 , 21 , 83 , 467 , 944 , 6799 , 3448 , 34832 , 90020 , 708858 , 726061 , 1128977 , 1943555 , 46053258 , 29038830 , 364642506 , 174146229 , 889444071 , 962051485
n×2
41488978
n×3
62233467
n×4
82977956
n×5
103722445
n÷2
10372244.5
n÷3
6914829.6666667
n÷3
5186122.25
n÷5
4148897.8
n2
430333823871121
n3
8.9270552756224E+21
n4
1.8518719996754E+29
n5
3.8416138326675E+36
2 √n
4554.6118385654
3 √n
274.76890337269
4 √n
67.487864379942
5 √n
29.065684042579
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
-20744488
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 20744489 can be divided by 4 positive divisors.
The sum of these divisors (counting 20744489) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001000100100101001
3
Ternary
1110000221002102
4
Quaternary
1033020210221
5
Quinary
20302310424
6
Senary
2020343145
8
Octal
117104451
10
Decimal
20744489
12
Duodecimal
6b44ab5
16
Hexadecimal
13c8929
20
Vigesimal
69d149
36
Base36
ccmjt
md5
e9f9dadbbe7a80e471c95d03466c6cf0
sha1
8d22354f49e3074216ae7f4d3e4259909d8e9120
sha256
d8dc7d5e02ea2efa09b0cbacb83ed587f280e63951cd293689af7c09c4d01b5b
sha512
36d03dadf759ca875dcb22957f8a563bab277f5298b078a72b2f6e757329f065224c4827aaaf7fdca72e29548ccaca062816c044a605b5c96b2315be2011a5fc
ripemd-160
7267252ce20a173bb63f55dc6884558ff754f793
Diameter
41488978
Circumference
130341468.48975
Area
1.3519335796647E+15
Volume
3.7393561696114E+22
Surface area
5.4077343186589E+15
Circumference
130341468.48975
Perimeter
82977956
Area
430333823871121
Diagonal
29337137.688299
Surface area
2582002943226726
Volume
8.9270552756224E+21
Space diagonal
35930508.925054
Perimeter
62233467
Area
1.8634001179004E+14
Altitude
17965254.462527
Surface area
1.8634001179004E+14
Volume
1.05206355357E+21
Height
9779045.8960998