20108923 is an odd 8-digits composite number following 20108922
and preceding 20108924 . In scientific notation, it is written as 2.0108923 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19234600 positive integers (up to 20108923) that are relatively prime to 20108923.
20108923 has 4 divisors, whose sum is 20983248
The reverse of 20108923 is 32980102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred eight thousand nine hundred twenty-three
Scientific notation
2.0108923 × 10^7
Engineering notation
2.0108923 × 10^6
Prime Factorization
23 × 874301
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20108923
Product of the distinct prime numbers
The prime factorization of 20108923 is 23 × 874301.
Since it has a total of 2 prime factors.
2 , 9 , 74 , 15 , 560 , 115 , 2280 , 6530 , 6051 , 55456 , 129695 , 351137 , 8883957 , 5976249 , 32885603 , 96533455 , 160703490 , 634905314 , 6476217951 , 3761457519
n×2
40217846
n×3
60326769
n×4
80435692
n×5
100544615
n÷2
10054461.5
n÷3
6702974.3333333
n÷3
5027230.75
n÷5
4021784.6
n2
404368784219929
n3
8.1314207454822E+21
n4
1.635141136515E+29
n5
3.2880927208313E+36
2 √n
4484.2973808614
3 √n
271.93364063844
4 √n
66.964896631454
5 √n
28.885358515355
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
-20108922
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 20108923 can be divided by 4 positive divisors.
The sum of these divisors (counting 20108923) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101101011001111011
3
Ternary
1101211122020221
4
Quaternary
1030231121323
5
Quinary
20121441143
6
Senary
1555000511
8
Octal
114553173
10
Decimal
20108923
12
Duodecimal
6899137
16
Hexadecimal
132d67b
20
Vigesimal
65dc63
36
Base36
bz057
md5
84fa6cebcfa1c3aabb9d4aac75dea967
sha1
d35d287e3058211aaed218186eb5efe98ce46c30
sha256
70f2784d403eac9766bb061cc3c0f14d34384614e697c88ffe35de9ddd678b98
sha512
f3bc0854922e3b9b65f99209e140b720145b79e956dca292359b6b65d374d11ef04a93298f96b22ed0c53be0c24e511248b7308a5fdf92c91a51b6e16f8001ca
ripemd-160
7e78530057227e725faa56116d238b1ed925dc0f
Diameter
40217846
Circumference
126348089.53681
Area
1.2703620018464E+15
Volume
3.4060815569673E+22
Surface area
5.0814480073855E+15
Circumference
126348089.53681
Perimeter
80435692
Area
404368784219929
Diagonal
28438311.631316
Surface area
2426212705319574
Volume
8.1314207454822E+21
Space diagonal
34829676.32149
Perimeter
60326769
Area
1.7509681981594E+14
Altitude
17414838.160745
Surface area
1.7509681981594E+14
Volume
9.5829712496857E+20
Height
9479437.2104388