20136491 is an odd 8-digits composite number following 20136490
and preceding 20136492 . In scientific notation, it is written as 2.0136491 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 20090184 positive integers (up to 20136491) that are relatively prime to 20136491.
20136491 has 4 divisors, whose sum is 20182800
The reverse of 20136491 is 19463102
Previous prime number is 439
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred thirty-six thousand four hundred ninety-one
Scientific notation
2.0136491 × 10^7
Engineering notation
2.0136491 × 10^6
Prime Factorization
439 × 45869
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20136491
Product of the distinct prime numbers
The prime factorization of 20136491 is 439 × 45869.
Since it has a total of 2 prime factors.
6 , 10 , 95 , 61 , 496 , 38 , 1201 , 6693 , 72147 , 48671 , 775554 , 749054 , 6803204 , 1587543 , 35578933 , 99110420 , 550993151 , 902432806 , 5351048969 , 2563383186
n×2
40272982
n×3
60409473
n×4
80545964
n×5
100682455
n÷2
10068245.5
n÷3
6712163.6666667
n÷3
5034122.75
n÷5
4027298.2
n2
405478269793081
n3
8.1649095303839E+21
n4
1.6441262727439E+29
n5
3.3106933893971E+36
2 √n
4487.3701652527
3 √n
272.05785155716
4 √n
66.987835949915
5 √n
28.89327415804
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
-20136490
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 20136491 can be divided by 4 positive divisors.
The sum of these divisors (counting 20136491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100001000101011
3
Ternary
1101220001001222
4
Quaternary
1030310020223
5
Quinary
20123331431
6
Senary
1555332255
8
Octal
114641053
10
Decimal
20136491
12
Duodecimal
68b108b
16
Hexadecimal
133422b
20
Vigesimal
65h14b
36
Base36
bzlez
md5
8a6ae1f8a91a881673ecc81e18b912d2
sha1
5d586abf216f627d07ca1970e06b4acb83429dfa
sha256
02ee5c6827b147bfb038f41cebdfe319c5c78316c44264ec6c8eef9faf3029a2
sha512
2d584e9b2c1dd281076d4b58c2ceda44f5a5ef5f55895bf393eb9586c1c525aa28dcd4fc0a3c2eb422cda574a02f7696271602a642da2eed496fcb8da3e0cdbb
ripemd-160
e8c88e48250421ee0cf929873056be7207bd8b2b
Diameter
40272982
Circumference
126521304.38935
Area
1.2738475535722E+15
Volume
3.4201093063839E+22
Surface area
5.095390214289E+15
Circumference
126521304.38935
Perimeter
80545964
Area
405478269793081
Diagonal
28477298.670804
Surface area
2432869618758486
Volume
8.1649095303839E+21
Space diagonal
34877425.498153
Perimeter
60409473
Area
1.7557724116168E+14
Altitude
17438712.749077
Surface area
1.7557724116168E+14
Volume
9.6224381611819E+20
Height
9492432.8902679