20641569 is an odd 8-digits composite number following 20641568
and preceding 20641570 . In scientific notation, it is written as 2.0641569 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 12702480 positive integers (up to 20641569) that are relatively prime to 20641569.
20641569 has 8 divisors, whose sum is 29639232
The reverse of 20641569 is 96514602
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six hundred forty-one thousand five hundred sixty-nine
Scientific notation
2.0641569 × 10^7
Engineering notation
2.0641569 × 10^6
Prime Factorization
3 × 13 × 529271
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20641569
Product of the distinct prime numbers
The prime factorization of 20641569 is 3 × 13 × 529271.
Since it has a total of 3 prime factors.
9 , 10 , 49 , 93 , 588 , 834 , 2008 , 8481 , 43854 , 58154 , 829944 , 685942 , 3881475 , 7624894 , 9619351 , 9451826 , 63516542 , 715317374 , 4649022208 , 8161863265
n×2
41283138
n×3
61924707
n×4
82566276
n×5
103207845
n÷2
10320784.5
n÷3
6880523
n÷3
5160392.25
n÷5
4128313.8
n2
426074370781761
n3
8.7948435236233E+21
n4
1.8153936943707E+29
n5
3.7472574204518E+36
2 √n
4543.2993517927
3 √n
274.31374453897
4 √n
67.404001007304
5 √n
29.036785817809
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
-20641568
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 20641569 can be divided by 8 positive divisors.
The sum of these divisors (counting 20641569) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110101111011100100001
3
Ternary
1102211200220120
4
Quaternary
1032233130201
5
Quinary
20241012234
6
Senary
2014230453
8
Octal
116573441
10
Decimal
20641569
12
Duodecimal
6ab5429
16
Hexadecimal
13af721
20
Vigesimal
6903i9
36
Base36
caf4x
md5
6539cd04e55cb9448f19e2eab2576b0b
sha1
037b1f38fa87e2cd8494fe671c28073af5c31722
sha256
3f05a9a95809e4189244d5b11a2c6043c0a5b3ebad5d2afb2331787c43212c51
sha512
789bfa6a31ad9686dc2fad37a349f0b28831516b610bcb632a1a9df001ee60c6c03418a57387195936ce3a8dcea193c2c6d15d5600e76fa5e4eb209cf7cfcb18
ripemd-160
733e5da8635120803284f507ede3ea9a49250690
Diameter
41283138
Circumference
129694803.05793
Area
1.3385521131309E+15
Volume
3.6839754404382E+22
Surface area
5.3542084525235E+15
Circumference
129694803.05793
Perimeter
82566276
Area
426074370781761
Diagonal
29191586.82846
Surface area
2556446224690566
Volume
8.7948435236233E+21
Space diagonal
35752246.255939
Perimeter
61924707
Area
1.8449561449924E+14
Altitude
17876123.127969
Surface area
1.8449561449924E+14
Volume
1.0364822491714E+21
Height
9730528.94282