28931684 (number)

28931684 is an even 8-digits composite number following 28931683 and preceding 28931685. In scientific notation, it is written as 2.8931684 × 10^7. The sum of its digits is 41. It has a total of 4 prime factors and 12 positive divisors. There are 14435400 positive integers (up to 28931684) that are relatively prime to 28931684.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-one thousand six hundred eighty-four

Notation

Scientific notation 2.8931684 × 10^7
Engineering notation 2.8931684 × 10^6

Prime Factorization of 28931684

Prime Factorization 2 × 2 × 491 × 14731

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14465842
Product of the distinct prime numbers

The prime factorization of 28931684 is 2 × 2 × 491 × 14731. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 6, 42, 7, 558, 61, 6355, 4255, 73538, 74470, 689477, 503259, 786741, 2762472, 36005758, 57938799, 577812641, 611910004, 6631439890, 8693636065

Basic calculations (n = 28931684)

Multiplication

n×y
n×2 57863368
n×3 86795052
n×4 115726736
n×5 144658420

Division

n÷y
n÷2 14465842
n÷3 9643894.6666667
n÷3 7232921
n÷5 5786336.8

Exponentiation

ny
n2 837042339075856
n3 2.4217044448764E+22
n4 7.0063987740558E+29
n5 2.0270691530897E+37

Nth Root

y√n
2√n 5378.818085788
3√n 306.99024184979
4√n 73.340425999499
5√n 31.065242103853

Divisors of 28931684

1, 2, 4, 491, 982, 1964, 14731, 29462, 58924, 7232921, 14465842, 28931684

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 -28931683
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 28931684 can be divided by 12 positive divisors. The sum of these divisors (counting 28931684) is 1, the average is 0.083333333333333.

Base conversion 28931684

Base System Value
2 Binary 1101110010111011001100100
3 Ternary 2000102212210212
4 Quaternary 1232113121210
5 Quinary 24401303214
6 Senary 2512034552
8 Octal 156273144
10 Decimal 28931684
12 Duodecimal 9832a58
16 Hexadecimal 1b97664
20 Vigesimal 90g944
36 Base36 h83tw

Cryptographic Hash Functions

md5 ba5064cee12d4ccff29f7101befac481
sha1 a86b5979bd510eb027105612372db6bbac88c534
sha256 e3ce768f162232bbfd82142b8c5f6602b2ab2bab800469521b8a6cd6347be5f3
sha512 abcca31bfd97e58e1f0167e584e59770608d7f90cbe48ada252b8e8428a9f646c9eeb65e470e274eef54036ecd126fca85daf08ccf813b31d17b12ba6bda26a1
ripemd-160 82c8c220d31d8e87ea792a4bc566d72cb9ed4562

28931684 as geometric shapes

Circle

Radius = n
Diameter 57863368
Circumference 181783131.82076
Area 2.6296460631843E+15

Sphere

Radius = n
Volume 1.0144011857586E+23
Surface area 1.0518584252737E+16
Circumference 181783131.82076

Square

Length = n
Perimeter 115726736
Area 837042339075856
Diagonal 40915579.895093

Cube

Length = n
Surface area 5022254034455136
Volume 2.4217044448764E+22
Space diagonal 50111146.636528

Equilateral Triangle

Length = n
Perimeter 86795052
Area 3.6244996484142E+14
Altitude 25055573.318264

Triangular Pyramid

Length = n
Surface area 3.6244996484142E+14
Volume 2.8540060583361E+21
Height 13638526.631698