20187698 is an even 8-digits composite number following 20187697
and preceding 20187699 . In scientific notation, it is written as 2.0187698 × 10^7.
The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors.
There are 9654480 positive integers (up to 20187698) that are relatively prime to 20187698.
20187698 has 12 divisors, whose sum is 31657038
The reverse of 20187698 is 89678102
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million one hundred eighty-seven thousand six hundred ninety-eight
Scientific notation
2.0187698 × 10^7
Engineering notation
2.0187698 × 10^6
Prime Factorization
2 × 23 × 23 × 19081
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
877726
Product of the distinct prime numbers
The prime factorization of 20187698 is 2 × 23 × 23 × 19081.
Since it has a total of 4 prime factors.
7 , 2 , 83 , 58 , 21 , 986 , 1268 , 8082 , 82301 , 88439 , 131160 , 594211 , 1706540 , 3576039 , 24640304 , 97928521 , 477492922 , 526298389 , 3387943882 , 9182908400
n×2
40375396
n×3
60563094
n×4
80750792
n×5
100938490
n÷2
10093849
n÷3
6729232.6666667
n÷3
5046924.5
n÷5
4037539.6
n2
407543150539204
n3
8.227358045054E+21
n4
1.6609141955142E+29
n5
3.3530034182954E+36
2 √n
4493.0722228782
3 √n
272.28827028656
4 √n
67.030382834042
5 √n
28.907954324499
1 , 2 , 23 , 46 , 529 , 1058 , 19081 , 38162 , 438863 , 877726 , 10093849 , 20187698
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20187697
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20187698 can be divided by 12 positive divisors.
The sum of these divisors (counting 20187698) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101000000101000110010
3
Ternary
1101222122022112
4
Quaternary
1031000220302
5
Quinary
20132001243
6
Senary
2000405322
8
Octal
115005062
10
Decimal
20187698
12
Duodecimal
6916842
16
Hexadecimal
1340a32
20
Vigesimal
66394i
36
Base36
c0oxe
md5
a5549ec527a98323c7648ca1d7840e7c
sha1
80b2fcb5746812983e67a3fab583148441903dbe
sha256
35ecea5d5c6329170332daf49de5f28c2b4c3bb91501fa28ef8fb97bc7041066
sha512
cf5a445a8ead5f60a08c45915436261a3223b9a302a637e01188a12419e7451b9574fc73b9adfa58583f4978902dceeb7c99d5dcfbb935d487a2711cb5a27c52
ripemd-160
2ec722d5509345a3ef3551a628acb045447cc78b
Diameter
40375396
Circumference
126843047.45938
Area
1.2803345677548E+15
Volume
3.4462676790393E+22
Surface area
5.1213382710192E+15
Circumference
126843047.45938
Perimeter
80750792
Area
407543150539204
Diagonal
28549716.304692
Surface area
2445258903235224
Volume
8.227358045054E+21
Space diagonal
34966118.623857
Perimeter
60563094
Area
1.7647136075265E+14
Altitude
17483059.311928
Surface area
1.7647136075265E+14
Volume
9.6960344415123E+20
Height
9516572.1015641