28808768 (number)

28808768 is an even 8-digits composite number following 28808767 and preceding 28808769. In scientific notation, it is written as 2.8808768 × 10^7. The sum of its digits is 47. It has a total of 7 prime factors and 14 positive divisors. There are 14404352 positive integers (up to 28808768) that are relatively prime to 28808768.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred eight thousand seven hundred sixty-eight

Notation

Scientific notation 2.8808768 × 10^7
Engineering notation 2.8808768 × 10^6

Prime Factorization of 28808768

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 450137

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 900274
Product of the distinct prime numbers

The prime factorization of 28808768 is 2 × 2 × 2 × 2 × 2 × 2 × 450137. Since it has a total of 7 prime factors.

Most popular turbo-numbers

10, 7, 6, 82, 164, 979, 4591, 4013, 38691, 61701, 13879, 112748, 3308741, 6798790, 2786199, 66619539, 35744003, 306680407, 7721987968, 2232393285

Basic calculations (n = 28808768)

Multiplication

n×y
n×2 57617536
n×3 86426304
n×4 115235072
n×5 144043840

Division

n÷y
n÷2 14404384
n÷3 9602922.6666667
n÷3 7202192
n÷5 5761753.6

Exponentiation

ny
n2 829945113677824
n3 2.3909696232678E+22
n4 6.888088917177E+29
n5 1.9843735557832E+37

Nth Root

y√n
2√n 5367.3799940008
3√n 306.55487628781
4√n 73.262405051983
5√n 31.038801051268

Divisors of 28808768

1, 2, 4, 8, 16, 32, 64, 450137, 900274, 1800548, 3601096, 7202192, 14404384, 28808768

14 divisors

τ Total Divisors 14
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28808767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.071428571428571
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 14
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28808768 can be divided by 14 positive divisors. The sum of these divisors (counting 28808768) is 1, the average is 0.071428571428571.

Base conversion 28808768

Base System Value
2 Binary 1101101111001011001000000
3 Ternary 2000012122012102
4 Quaternary 1231321121000
5 Quinary 24333340033
6 Senary 2505245532
8 Octal 155713100
10 Decimal 28808768
12 Duodecimal 97938a8
16 Hexadecimal 1b79640
20 Vigesimal 9011i8
36 Base36 h5gzk

Cryptographic Hash Functions

md5 f92e167be58621016f7acf96658a2d3a
sha1 b13d44356ca1c8a3bd9e8e132c3ad73bf75a012f
sha256 374c576b0cac9b55272f9d59bea58bfe45dccc258a210ad4472894511d115d85
sha512 0ed0044809ff495aff77d99bc0ae1ff36e2552724bd0d559fdaad21c542f44c953d31245de179c958fd62e0f8d0f72be5a3baa5b09249822d06cf0042af68053
ripemd-160 99119c32a457b4b2231b71fcd45904186b70fca0

28808768 as geometric shapes

Circle

Radius = n
Diameter 57617536
Circumference 181010827.81555
Area 2.607349472013E+15

Sphere

Radius = n
Volume 1.0015270137886E+23
Surface area 1.0429397888052E+16
Circumference 181010827.81555

Square

Length = n
Perimeter 115235072
Area 829945113677824
Diagonal 40741750.42086

Cube

Length = n
Surface area 4979670682066944
Volume 2.3909696232678E+22
Space diagonal 49898249.879464

Equilateral Triangle

Length = n
Perimeter 86426304
Area 3.5937677609588E+14
Altitude 24949124.939732

Triangular Pyramid

Length = n
Surface area 3.5937677609588E+14
Volume 2.8177847237062E+21
Height 13580583.47362