20111691 is an odd 8-digits composite number following 20111690
and preceding 20111692 . In scientific notation, it is written as 2.0111691 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 13351680 positive integers (up to 20111691) that are relatively prime to 20111691.
20111691 has 8 divisors, whose sum is 26927824
The reverse of 20111691 is 19611102
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred eleven thousand six hundred ninety-one
Scientific notation
2.0111691 × 10^7
Engineering notation
2.0111691 × 10^6
Prime Factorization
3 × 241 × 27817
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20111691
Product of the distinct prime numbers
The prime factorization of 20111691 is 3 × 241 × 27817.
Since it has a total of 3 prime factors.
6 , 6 , 20 , 98 , 735 , 546 , 2949 , 9180 , 5809 , 45916 , 114024 , 146758 , 6262110 , 9464386 , 56336908 , 21540894 , 357247745 , 16570701 , 6408046204 , 9069220792
n×2
40223382
n×3
60335073
n×4
80446764
n×5
100558455
n÷2
10055845.5
n÷3
6703897
n÷3
5027922.75
n÷5
4022338.2
n2
404480114879481
n3
8.1347790861006E+21
n4
1.6360416333292E+29
n5
3.2903563792652E+36
2 √n
4484.606002761
3 √n
271.94611731829
4 √n
66.967200947636
5 √n
28.886153687433
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
-20111690
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 20111691 can be divided by 8 positive divisors.
The sum of these divisors (counting 20111691) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101110000101001011
3
Ternary
1101211210001110
4
Quaternary
1030232011023
5
Quinary
20122033231
6
Senary
1555021403
8
Octal
114560513
10
Decimal
20111691
12
Duodecimal
689a863
16
Hexadecimal
132e14b
20
Vigesimal
65dj4b
36
Base36
bz2a3
md5
f0381c9b81962ca1d224f613710834c9
sha1
8a593471479fbbf8a2a47306ad47db513eb987fa
sha256
88d5068fbfd96b7c82934891bf6820fb8e42fe402d53a1a1f5dbc04c653a580c
sha512
43525767db5feeecfb9f47db4c78cb9740ba6a51ba9d125686d6b1d3a94415a27959c364a31052670c4be89cc5040f44a7e7f8d8c41275b950422c9ee11c9212
ripemd-160
a92f805dcac74b5d107d91a5f5365b63a5822a76
Diameter
40223382
Circumference
126365481.39374
Area
1.2707117574285E+15
Volume
3.4074882953959E+22
Surface area
5.0828470297141E+15
Circumference
126365481.39374
Perimeter
80446764
Area
404480114879481
Diagonal
28442226.174457
Surface area
2426880689276886
Volume
8.1347790861006E+21
Space diagonal
34834470.638126
Perimeter
60335073
Area
1.7514502740564E+14
Altitude
17417235.319063
Surface area
1.7514502740564E+14
Volume
9.5869290920604E+20
Height
9480742.0581523