28809984 (number)

28809984 is an even 8-digits composite number following 28809983 and preceding 28809985. In scientific notation, it is written as 2.8809984 × 10^7. The sum of its digits is 48. It has a total of 12 prime factors and 144 positive divisors. There are 7839744 positive integers (up to 28809984) that are relatively prime to 28809984.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred nine thousand nine hundred eighty-four

Notation

Scientific notation 2.8809984 × 10^7
Engineering notation 2.8809984 × 10^6

Prime Factorization of 28809984

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 23 × 233

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 12
Total number of prime factors
rad Radical 225078
Product of the distinct prime numbers

The prime factorization of 28809984 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 3 × 23 × 233. Since it has a total of 12 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28809984)

Multiplication

n×y
n×2 57619968
n×3 86429952
n×4 115239936
n×5 144049920

Division

n÷y
n÷2 14404992
n÷3 9603328
n÷3 7202496
n÷5 5761996.8

Exponentiation

ny
n2 830015178080256
n3 2.3912724000249E+22
n4 6.889251958436E+29
n5 1.9847923869451E+37

Nth Root

y√n
2√n 5367.4932696744
3√n 306.55918939005
4√n 73.26317812977
5√n 31.039063072503

Divisors of 28809984

144 divisors

τ Total Divisors 144
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28809983
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0069444444444444
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 144
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28809984 can be divided by 144 positive divisors. The sum of these divisors (counting 28809984) is 1, the average is 0.0069444444444444.

Base conversion 28809984

Base System Value
2 Binary 1101101111001101100000000
3 Ternary 2000012200212110
4 Quaternary 1231321230000
5 Quinary 24333404414
6 Senary 2505255320
8 Octal 155715400
10 Decimal 28809984
12 Duodecimal 9794540
16 Hexadecimal 1b79b00
20 Vigesimal 9014j4
36 Base36 h5hxc

Cryptographic Hash Functions

md5 544f82b4c7874e84b091ab06e268687f
sha1 3d639ef423e4a313d213f80e60082224f6b55fec
sha256 68dd2d03d32f1910baa6d482e5e3b70544e2304646dadf034d3de9d47eac2d4f
sha512 84e23c915115bc0b43ff2528b965081f1dbf8dd029319a726c8e3dba01f1a43e656d550eb572d8c8c8b834b0949aa3fec5661dd0ede25279c2fc0f0e340bc2d7
ripemd-160 5a85006b5e791899f2724355ef3db0ff4c50dfec

28809984 as geometric shapes

Circle

Radius = n
Diameter 57619968
Circumference 181018468.16888
Area 2.607569585825E+15

Sphere

Radius = n
Volume 1.00165384062E+23
Surface area 1.04302783433E+16
Circumference 181018468.16888

Square

Length = n
Perimeter 115239936
Area 830015178080256
Diagonal 40743470.104552

Cube

Length = n
Surface area 4980091068481536
Volume 2.3912724000249E+22
Space diagonal 49900356.053246

Equilateral Triangle

Length = n
Perimeter 86429952
Area 3.5940711487208E+14
Altitude 24950178.026623

Triangular Pyramid

Length = n
Surface area 3.5940711487208E+14
Volume 2.8181415495364E+21
Height 13581156.701517