28931474 (number)

28931474 is an even 8-digits composite number following 28931473 and preceding 28931475. In scientific notation, it is written as 2.8931474 × 10^7. The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors. There are 12138960 positive integers (up to 28931474) that are relatively prime to 28931474.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand four hundred seventy-four

Notation

Scientific notation 2.8931474 × 10^7
Engineering notation 2.8931474 × 10^6

Prime Factorization of 28931474

Prime Factorization 2 × 13 × 11 × 101159

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28931474
Product of the distinct prime numbers

The prime factorization of 28931474 is 2 × 13 × 11 × 101159. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 4, 86, 6, 174, 494, 3197, 8553, 80393, 31236, 164796, 76510, 8669272, 5082324, 66445102, 29740490, 143746432, 828732143, 5083361005, 6887621951

Basic calculations (n = 28931474)

Multiplication

n×y
n×2 57862948
n×3 86794422
n×4 115725896
n×5 144657370

Division

n÷y
n÷2 14465737
n÷3 9643824.6666667
n÷3 7232868.5
n÷5 5786294.8

Exponentiation

ny
n2 837030187812676
n3 2.4216517115918E+22
n4 7.0061953530972E+29
n5 2.0269955869705E+37

Nth Root

y√n
2√n 5378.7985647354
3√n 306.98949908732
4√n 73.340292914164
5√n 31.065197006445

Divisors of 28931474

1, 2, 11, 13, 22, 26, 143, 286, 101159, 202318, 1112749, 1315067, 2225498, 2630134, 14465737, 28931474

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 -28931473
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 28931474 can be divided by 16 positive divisors. The sum of these divisors (counting 28931474) is 1, the average is 0.0625.

Base conversion 28931474

Base System Value
2 Binary 1101110010111010110010010
3 Ternary 2000102212112002
4 Quaternary 1232113112102
5 Quinary 24401301344
6 Senary 2512034002
8 Octal 156272622
10 Decimal 28931474
12 Duodecimal 9832902
16 Hexadecimal 1b97592
20 Vigesimal 90g8de
36 Base36 h83o2

Cryptographic Hash Functions

md5 002a29c90f09182c5b59dc18397162ce
sha1 b655ec123a9e2fa1433e89f6042646a4f4df49c9
sha256 ac4ea5bed0ddad2027d643bca1f73bdd9840cb638b9f69c9f66613c045dc46b1
sha512 8cc8bd4ea23b5489978167be18f67119a257e0c70cc1cd3195bc306235d3a547e8dd0228291cd38762ebc40c79c36b25b4df5a2bd2263e69a5e1be7b8174aa7b
ripemd-160 581e0c45c5e7aaa37a194738d0ebb50506ea7c10

28931474 as geometric shapes

Circle

Radius = n
Diameter 57862948
Circumference 181781812.35185
Area 2.6296078888652E+15

Sphere

Radius = n
Volume 1.014379096892E+23
Surface area 1.0518431555461E+16
Circumference 181781812.35185

Square

Length = n
Perimeter 115725896
Area 837030187812676
Diagonal 40915282.910245

Cube

Length = n
Surface area 5022181126876056
Volume 2.4216517115918E+22
Space diagonal 50110782.905858

Equilateral Triangle

Length = n
Perimeter 86794422
Area 3.6244470319012E+14
Altitude 25055391.452929

Triangular Pyramid

Length = n
Surface area 3.6244470319012E+14
Volume 2.8539439115642E+21
Height 13638427.636748