20115423 is an odd 8-digits composite number following 20115422
and preceding 20115424 . In scientific notation, it is written as 2.0115423 × 10^7.
The sum of its digits is 18. It has a total of 2 prime factors and 4 positive divisors.
There are 13410276 positive integers (up to 20115423) that are relatively prime to 20115423.
20115423 has 4 divisors, whose sum is 22350480
The reverse of 20115423 is 32451102
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred fifteen thousand four hundred twenty-three
Scientific notation
2.0115423 × 10^7
Engineering notation
2.0115423 × 10^6
Prime Factorization
9 × 2235047
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20115423
Product of the distinct prime numbers
The prime factorization of 20115423 is 9 × 2235047.
Since it has a total of 2 prime factors.
7 , 4 , 51 , 6 , 446 , 215 , 5999 , 662 , 42088 , 59517 , 622983 , 576365 , 4335621 , 482158 , 56190457 , 55013885 , 306052600 , 169548363 , 7062839307 , 977559941
n×2
40230846
n×3
60346269
n×4
80461692
n×5
100577115
n÷2
10057711.5
n÷3
6705141
n÷3
5028855.75
n÷5
4023084.6
n2
404630242468929
n3
8.1393084858551E+21
n4
1.6372563312046E+29
n5
3.2934103661609E+36
2 √n
4485.0220735243
3 √n
271.9629373881
4 √n
66.970307402044
5 √n
28.887225652239
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
-20115422
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 20115423 can be divided by 4 positive divisors.
The sum of these divisors (counting 20115423) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101110111111011111
3
Ternary
1101211222011200
4
Quaternary
1030232333133
5
Quinary
20122143143
6
Senary
1555050543
8
Octal
114567737
10
Decimal
20115423
12
Duodecimal
68a0a53
16
Hexadecimal
132efdf
20
Vigesimal
65e8b3
36
Base36
bz55r
md5
57356d5b1ed9afe872a79cb850e35ca5
sha1
5572461e6a04d59e4969c6bcab4abcecc9a66d85
sha256
ce07e9d8106897eb60368268ca34bfc24e37cd7ed33193f93db6602ca2b5b9a7
sha512
9dbb40a90a62e36855e00971b73f2495bd1bf8416274413a605ffed21c7e170adb85666d356ab3bba82c30ef871f3b312f26304570831b1bdfd124f40426eb52
ripemd-160
f850a09c738cffadef813d6387b4fd7b430c4dc9
Diameter
40230846
Circumference
126388930.2413
Area
1.2711833971606E+15
Volume
3.4093855659284E+22
Surface area
5.0847335886426E+15
Circumference
126388930.2413
Perimeter
80461692
Area
404630242468929
Diagonal
28447504.019472
Surface area
2427781454813574
Volume
8.1393084858551E+21
Space diagonal
34840934.65174
Perimeter
60346269
Area
1.7521003455877E+14
Altitude
17420467.32587
Surface area
1.7521003455877E+14
Volume
9.5922670408622E+20
Height
9482501.3398239