28931528 (number)

28931528 is an even 8-digits composite number following 28931527 and preceding 28931529. In scientific notation, it is written as 2.8931528 × 10^7. The sum of its digits is 38. It has a total of 5 prime factors and 16 positive divisors. There are 13704336 positive integers (up to 28931528) that are relatively prime to 28931528.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand five hundred twenty-eight

Notation

Scientific notation 2.8931528 × 10^7
Engineering notation 2.8931528 × 10^6

Prime Factorization of 28931528

Prime Factorization 2 × 2 × 2 × 19 × 190339

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7232882
Product of the distinct prime numbers

The prime factorization of 28931528 is 2 × 2 × 2 × 19 × 190339. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 1, 10, 97, 59, 849, 251, 2727, 1014, 81544, 338641, 734536, 3477128, 3347891, 37946996, 60124276, 580523109, 904725522, 2678344115, 2427003437

Basic calculations (n = 28931528)

Multiplication

n×y
n×2 57863056
n×3 86794584
n×4 115726112
n×5 144657640

Division

n÷y
n÷2 14465764
n÷3 9643842.6666667
n÷3 7232882
n÷5 5786305.6

Exponentiation

ny
n2 837033312414784
n3 2.4216652715061E+22
n4 7.0062476609207E+29
n5 2.0270145037686E+37

Nth Root

y√n
2√n 5378.8035844414
3√n 306.98969008373
4√n 73.340327136177
5√n 31.065208602946

Divisors of 28931528

1, 2, 4, 8, 19, 38, 76, 152, 190339, 380678, 761356, 1522712, 3616441, 7232882, 14465764, 28931528

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28931527
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28931528 can be divided by 16 positive divisors. The sum of these divisors (counting 28931528) is 1, the average is 0.0625.

Base conversion 28931528

Base System Value
2 Binary 1101110010111010111001000
3 Ternary 2000102212121002
4 Quaternary 1232113113020
5 Quinary 24401302103
6 Senary 2512034132
8 Octal 156272710
10 Decimal 28931528
12 Duodecimal 9832948
16 Hexadecimal 1b975c8
20 Vigesimal 90g8g8
36 Base36 h83pk

Cryptographic Hash Functions

md5 8abd48e34b8a6a78c52446fb27d46775
sha1 c49bb87e0e8b2c765c79d50e3c2ad970f7bd4cb3
sha256 4e7a15b60b3dbfdc213d9b4931de0f115fd077e6d8ce225cbe2505efa651203f
sha512 0511f7aa47ae8485ab56fb8931d8ced5e3c246f653b8ed06bcbc51fe229a7d2f0c3ac5653f597cd6f0bc2358890cd5a65c7a44572519d1fa0e5f065ac703de62
ripemd-160 c7889674804fa0f46ab30285b705d702f59f4681

28931528 as geometric shapes

Circle

Radius = n
Diameter 57863056
Circumference 181782151.64385
Area 2.6296177050922E+15

Sphere

Radius = n
Volume 1.0143847768556E+23
Surface area 1.0518470820369E+16
Circumference 181782151.64385

Square

Length = n
Perimeter 115726112
Area 837033312414784
Diagonal 40915359.277777

Cube

Length = n
Surface area 5022199874488704
Volume 2.4216652715061E+22
Space diagonal 50110876.436602

Equilateral Triangle

Length = n
Perimeter 86794584
Area 3.6244605618252E+14
Altitude 25055438.218301

Triangular Pyramid

Length = n
Surface area 3.6244605618252E+14
Volume 2.8539598920766E+21
Height 13638453.092592