19904788 is an even 8-digits composite number following 19904787
and preceding 19904789 . In scientific notation, it is written as 1.9904788 × 10^7.
The sum of its digits is 46. It has a total of 6 prime factors and 36 positive divisors.
There are 9354240 positive integers (up to 19904788) that are relatively prime to 19904788.
19904788 has 36 divisors, whose sum is 37045372
The reverse of 19904788 is 88740991
Previous prime number is 97
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
nineteen million nine hundred four thousand seven hundred eighty-eight
Scientific notation
1.9904788 × 10^7
Engineering notation
1.9904788 × 10^6
Prime Factorization
2 × 2 × 29 × 29 × 97 × 61
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
343186
Product of the distinct prime numbers
The prime factorization of 19904788 is 2 × 2 × 29 × 29 × 97 × 61.
Since it has a total of 6 prime factors.
3 , 7 , 74 , 46 , 934 , 228 , 9296 , 6717 , 65400 , 86126 , 499126 , 586708 , 8731549 , 2817726 , 60634358 , 30048589 , 355025806 , 533914077 , 6805560537 , 1259510988
n×2
39809576
n×3
59714364
n×4
79619152
n×5
99523940
n÷2
9952394
n÷3
6634929.3333333
n÷3
4976197
n÷5
3980957.6
n2
396200585324944
n3
7.8862886563689E+21
n4
1.5697490381183E+29
n5
3.1245521816948E+36
2 √n
4461.4782303627
3 √n
271.01033443249
4 √n
66.794297888088
5 √n
28.826473185354
1 , 2 , 4 , 29 , 58 , 61 , 97 , 116 , 122 , 194 , 244 , 388 , 841 , 1682 , 1769 , 2813 , 3364 , 3538 , 5626 , 5917 , 7076 , 11252 , 11834 , 23668 , 51301 , 81577 , 102602 , 163154 , 171593 , 205204 , 326308 , 343186 , 686372 , 4976197 , 9952394 , 19904788
36 divisors
τ
Total Divisors
36
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19904787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.027777777777778
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
36
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19904788 can be divided by 36 positive divisors.
The sum of these divisors (counting 19904788) is 1, the average is 0.027777777777778.
Base
System
Value
2
Binary
1001011111011100100010100
3
Ternary
1101110021020101
4
Quaternary
1023323210110
5
Quinary
20043423123
6
Senary
1550343444
8
Octal
113734424
10
Decimal
19904788
12
Duodecimal
67bab84
16
Hexadecimal
12fb914
20
Vigesimal
6481j8
36
Base36
bumms
md5
76d07dd91d30ccce4af650e1674fc44e
sha1
6b8bcb45c3e7d392b9869323c9ffc5178f186f67
sha256
40d1cfb442f8d63f88c52f1a5dc370a13039f682ba7186ec077a61949a68b2df
sha512
e36f44d9e9aa6fcf28291c00b1a3c4486918e9d159016e65251c2d9c6ebb8716cdbc25f43630a1ffd32efd020a19365d6731ce2183d1b788e50e326be6b02c79
ripemd-160
6c055c498af3ec122f7ae83314cb5ee3515a7133
Diameter
39809576
Circumference
125065471.50412
Area
1.2447008482048E+15
Volume
3.3034008675916E+22
Surface area
4.9788033928193E+15
Circumference
125065471.50412
Perimeter
79619152
Area
396200585324944
Diagonal
28149621.145761
Surface area
2377203511949664
Volume
7.8862886563689E+21
Space diagonal
34476104.129887
Perimeter
59714364
Area
1.7155988594283E+14
Altitude
17238052.064944
Surface area
1.7155988594283E+14
Volume
9.2940803121884E+20
Height
9383207.0485871