20131951 is an odd 8-digits composite number following 20131950
and preceding 20131952 . In scientific notation, it is written as 2.0131951 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 17158488 positive integers (up to 20131951) that are relatively prime to 20131951.
20131951 has 8 divisors, whose sum is 23137920
The reverse of 20131951 is 15913102
Previous prime number is 179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred thirty-one thousand nine hundred fifty-one
Scientific notation
2.0131951 × 10^7
Engineering notation
2.0131951 × 10^6
Prime Factorization
7 × 179 × 16067
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20131951
Product of the distinct prime numbers
The prime factorization of 20131951 is 7 × 179 × 16067.
Since it has a total of 3 prime factors.
2 , 3 , 24 , 4 , 672 , 177 , 593 , 7749 , 65920 , 51531 , 155542 , 652409 , 3063398 , 2875593 , 63072179 , 92883547 , 563529384 , 103845107 , 7589795132 , 3209443155
n×2
40263902
n×3
60395853
n×4
80527804
n×5
100659755
n÷2
10065975.5
n÷3
6710650.3333333
n÷3
5032987.75
n÷5
4026390.2
n2
405295451066401
n3
8.1593881613917E+21
n4
1.6426440265512E+29
n5
3.3069629052971E+36
2 √n
4486.8642725182
3 √n
272.03740384554
4 √n
66.984059839026
5 √n
28.891971177334
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
-20131950
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 20131951 can be divided by 8 positive divisors.
The sum of these divisors (counting 20131951) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110011000001101111
3
Ternary
1101212210211211
4
Quaternary
1030303001233
5
Quinary
20123210301
6
Senary
1555255251
8
Octal
114630157
10
Decimal
20131951
12
Duodecimal
68aa527
16
Hexadecimal
133306f
20
Vigesimal
65g9hb
36
Base36
bzhwv
md5
c02a6e5b2a0617f38c4438f04169a7ed
sha1
855d649bf3c95dc87934d455e5758f18f2b2e56a
sha256
e1ed7ea389087f8fb8239a7161cd176ba586a30c32c26ba9000fdbf1f4957498
sha512
7f315a2516f6bded9356b6d9c22367b08ac68f3373c3aee53421002092fc44de784b306cc9b406434c2cbfdb82a3e9d15d788cd86ed21b79c99e17692a7b4afb
ripemd-160
ba702a214aa72807ec6db355ccd8ace80dd3ec88
Diameter
40263902
Circumference
126492778.72806
Area
1.2732732116036E+15
Volume
3.4177965207488E+22
Surface area
5.0930928464143E+15
Circumference
126492778.72806
Perimeter
80527804
Area
405295451066401
Diagonal
28470878.141231
Surface area
2431772706398406
Volume
8.1593881613917E+21
Space diagonal
34869561.987487
Perimeter
60395853
Area
1.7549807833089E+14
Altitude
17434780.993744
Surface area
1.7549807833089E+14
Volume
9.6159311654222E+20
Height
9490292.7137435