28308906 (number)

28308906 is an even 8-digits composite number following 28308905 and preceding 28308907. In scientific notation, it is written as 2.8308906 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 48 positive divisors. There are 9016920 positive integers (up to 28308906) that are relatively prime to 28308906.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred eight thousand nine hundred six

Notation

Scientific notation 2.8308906 × 10^7
Engineering notation 2.8308906 × 10^6

Prime Factorization of 28308906

Prime Factorization 2 × 9 × 3 × 23 × 23 × 991

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 1230822
Product of the distinct prime numbers

The prime factorization of 28308906 is 2 × 9 × 3 × 23 × 23 × 991. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28308906)

Multiplication

n×y
n×2 56617812
n×3 84926718
n×4 113235624
n×5 141544530

Division

n÷y
n÷2 14154453
n÷3 9436302
n÷3 7077226.5
n÷5 5661781.2

Exponentiation

ny
n2 801394158916836
n3 2.2686591913726E+22
n4 6.4223259794602E+29
n5 1.818090224539E+37

Nth Root

y√n
2√n 5320.6114310293
3√n 304.7715067295
4√n 72.942521419467
5√n 30.930334536159

Divisors of 28308906

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28308905
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28308906 can be divided by 48 positive divisors. The sum of these divisors (counting 28308906) is 1, the average is 0.020833333333333.

Base conversion 28308906

Base System Value
2 Binary 1101011111111010110101010
3 Ternary 1222021020112000
4 Quaternary 1223333112222
5 Quinary 24221341111
6 Senary 2450431430
8 Octal 153772652
10 Decimal 28308906
12 Duodecimal 9592576
16 Hexadecimal 1aff5aa
20 Vigesimal 8gic56
36 Base36 gurai

Cryptographic Hash Functions

md5 a760e56c055e977a7be9c2cf991f3ed8
sha1 5d40fd6de393c461ebf09f9af9f467e7d8a9af2c
sha256 5b0bfd3c7adf0abb9007c4183df29722613473c46cf7f0c4da66bed159e37eae
sha512 7b065ecdb1f465a976c181f4fd2dc17f4fce2e844c5318ec915a3ef959fa5e1dbce86f8ed36d6e96882117f30e9a8185c9db9fade3f58d61908ffd43b5afdb74
ripemd-160 f3231595098a36590d53608683d75768d93c9898

28308906 as geometric shapes

Circle

Radius = n
Diameter 56617812
Circumference 177870102.24153
Area 2.5176540022829E+15

Sphere

Radius = n
Volume 9.5029373988201E+22
Surface area 1.0070616009132E+16
Circumference 177870102.24153

Square

Length = n
Perimeter 113235624
Area 801394158916836
Diagonal 40034838.801145

Cube

Length = n
Surface area 4808364953501016
Volume 2.2686591913726E+22
Space diagonal 49032463.498691

Equilateral Triangle

Length = n
Perimeter 84926718
Area 3.4701385003322E+14
Altitude 24516231.749346

Triangular Pyramid

Length = n
Surface area 3.4701385003322E+14
Volume 2.6736404973679E+21
Height 13344946.267048