20172389 is an odd 8-digits composite number following 20172388
and preceding 20172390 . In scientific notation, it is written as 2.0172389 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 19983756 positive integers (up to 20172389) that are relatively prime to 20172389.
20172389 has 4 divisors, whose sum is 20361024
The reverse of 20172389 is 98327102
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million one hundred seventy-two thousand three hundred eighty-nine
Scientific notation
2.0172389 × 10^7
Engineering notation
2.0172389 × 10^6
Prime Factorization
107 × 188527
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20172389
Product of the distinct prime numbers
The prime factorization of 20172389 is 107 × 188527.
Since it has a total of 2 prime factors.
10 , 7 , 58 , 33 , 546 , 468 , 5109 , 9864 , 91766 , 79309 , 264974 , 234284 , 7001019 , 5058163 , 13354249 , 28322233 , 510298227 , 898505554 , 7769592617 , 1106460564
n×2
40344778
n×3
60517167
n×4
80689556
n×5
100861945
n÷2
10086194.5
n÷3
6724129.6666667
n÷3
5043097.25
n÷5
4034477.8
n2
406925277967321
n3
8.2086550010899E+21
n4
1.6558818184878E+29
n5
3.3403092180564E+36
2 √n
4491.3682770399
3 √n
272.21942447647
4 √n
67.017671378823
5 √n
28.903568622132
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
-20172388
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 20172389 can be divided by 4 positive divisors.
The sum of these divisors (counting 20172389) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100111001100101
3
Ternary
1101221212022112
4
Quaternary
1030330321211
5
Quinary
20131004024
6
Senary
2000210405
8
Octal
114747145
10
Decimal
20172389
12
Duodecimal
6909a05
16
Hexadecimal
133ce65
20
Vigesimal
661aj9
36
Base36
c0d45
md5
52139fb378d3e6c8c4af99c5e7d900c4
sha1
9e39c85abf3d2e42f937c67e1b5dd278c308d157
sha256
cbad212eae8d156c49b95c581923d557fd429646741ba52198d318b6c351c2a5
sha512
5d452b5195fb978f29cd72f57613042bab7479a2ef855c7def569d1b6c28ebca35d72089cbe7efbc3d4db17fe7ca6b056d567236773824d783a9c528294d4774
ripemd-160
8aa38c169cb8c2c4b77671c0c194945cc1a53ef9
Diameter
40344778
Circumference
126746858.17551
Area
1.2783934638221E+15
Volume
3.4384333663036E+22
Surface area
5.1135738552885E+15
Circumference
126746858.17551
Perimeter
80689556
Area
406925277967321
Diagonal
28528066.109266
Surface area
2441551667803926
Volume
8.2086550010899E+21
Space diagonal
34939602.658044
Perimeter
60517167
Area
1.7620381408087E+14
Altitude
17469801.329022
Surface area
1.7620381408087E+14
Volume
9.6739926928193E+20
Height
9509355.3697553