20169489 is an odd 8-digits composite number following 20169488
and preceding 20169490 . In scientific notation, it is written as 2.0169489 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 13446324 positive integers (up to 20169489) that are relatively prime to 20169489.
20169489 has 4 divisors, whose sum is 26892656
The reverse of 20169489 is 98496102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million one hundred sixty-nine thousand four hundred eighty-nine
Scientific notation
2.0169489 × 10^7
Engineering notation
2.0169489 × 10^6
Prime Factorization
3 × 6723163
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20169489
Product of the distinct prime numbers
The prime factorization of 20169489 is 3 × 6723163.
Since it has a total of 2 prime factors.
4 , 7 , 21 , 3 , 855 , 292 , 8780 , 7990 , 99708 , 51076 , 490667 , 975739 , 3860932 , 8964382 , 26469895 , 17094794 , 533168447 , 622327179 , 5612171923 , 676880023
n×2
40338978
n×3
60508467
n×4
80677956
n×5
100847445
n÷2
10084744.5
n÷3
6723163
n÷3
5042372.25
n÷5
4033897.8
n2
406808286521121
n3
8.2051152600966E+21
n4
1.6549298198225E+29
n5
3.3379088796682E+36
2 √n
4491.045423952
3 √n
272.20637901841
4 √n
67.015262619436
5 √n
28.90273753396
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
-20169488
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 20169489 can be divided by 4 positive divisors.
The sum of these divisors (counting 20169489) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100001100010001
3
Ternary
1101221201100010
4
Quaternary
1030330030101
5
Quinary
20130410424
6
Senary
2000145133
8
Octal
114741421
10
Decimal
20169489
12
Duodecimal
69081a9
16
Hexadecimal
133c311
20
Vigesimal
6613e9
36
Base36
c0avl
md5
11988f09e6dd9728532e143c6913c7ce
sha1
46174bc43198fa6834b18a0a1fb0de7ecb2009dc
sha256
4469285f67b580f8d90bcbf1ce6b2939ac75ed968887c63b6b8d158e6a31e405
sha512
91ace1faaf97490ad9947848ff4ac12fcf0524ed59d245f029d9ac649b88b06b93e0967c7b06912850580643f1961c3446a1fb52058e0c51236765a2955d4d64
ripemd-160
5b6b3ef7cd7beb0c2318f2b3f56b19239f35352c
Diameter
40338978
Circumference
126728636.93812
Area
1.2780259243542E+15
Volume
3.4369506430636E+22
Surface area
5.1121036974168E+15
Circumference
126728636.93812
Perimeter
80677956
Area
406808286521121
Diagonal
28523964.889935
Surface area
2440849719126726
Volume
8.2051152600966E+21
Space diagonal
34934579.710702
Perimeter
60508467
Area
1.7615315529865E+14
Altitude
17467289.855351
Surface area
1.7615315529865E+14
Volume
9.6698210680525E+20
Height
9507988.296645