28305408 (number)

28305408 is an even 8-digits composite number following 28305407 and preceding 28305409. In scientific notation, it is written as 2.8305408 × 10^7. The sum of its digits is 30. It has a total of 14 prime factors and 96 positive divisors. There are 8847360 positive integers (up to 28305408) that are relatively prime to 28305408.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred five thousand four hundred eight

Notation

Scientific notation 2.8305408 × 10^7
Engineering notation 2.8305408 × 10^6

Prime Factorization of 28305408

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 17 × 271

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 14
Total number of prime factors
rad Radical 27642
Product of the distinct prime numbers

The prime factorization of 28305408 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 17 × 271. Since it has a total of 14 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28305408)

Multiplication

n×y
n×2 56610816
n×3 84916224
n×4 113221632
n×5 141527040

Division

n÷y
n÷2 14152704
n÷3 9435136
n÷3 7076352
n÷5 5661081.6

Exponentiation

ny
n2 801196122046464
n3 2.2678183122543E+22
n4 6.4191522598229E+29
n5 1.8169672372841E+37

Nth Root

y√n
2√n 5320.2826992557
3√n 304.75895314602
4√n 72.940268022922
5√n 30.929570114826

Divisors of 28305408

96 divisors

τ Total Divisors 96
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28305407
Sum of the proper positive divisors of n
A Arithmetic Mean 0.010416666666667
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 96
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28305408 can be divided by 96 positive divisors. The sum of these divisors (counting 28305408) is 1, the average is 0.010416666666667.

Base conversion 28305408

Base System Value
2 Binary 1101011111110100000000000
3 Ternary 1222021001201110
4 Quaternary 1223332200000
5 Quinary 24221233113
6 Senary 2450403320
8 Octal 153764000
10 Decimal 28305408
12 Duodecimal 9590540
16 Hexadecimal 1afe800
20 Vigesimal 8gi3a8
36 Base36 guolc

Cryptographic Hash Functions

md5 e3743c31c6c41fdbbfdd2b940a2dbba0
sha1 30cb8c94bba4b3465fff2f3b6b4afd745c38fd26
sha256 e316c1c0334fbd0b1a301b8b6d0a5380f32b8d0308df7acad546d57cdb898bdf
sha512 fd1127d2b8fcd59bc9ea300ecbba3373c9edbe020aec731d5e2778ceecf00e57a58182a8e0f17e7775c46621a08a1e624746f3fb1db28b982af41ff5532487a0
ripemd-160 caa0b7e0df6934207d2449c87db8d36bb0e5721f

28305408 as geometric shapes

Circle

Radius = n
Diameter 56610816
Circumference 177848123.65932
Area 2.5170318511058E+15

Sphere

Radius = n
Volume 9.499415132606E+22
Surface area 1.0068127404423E+16
Circumference 177848123.65932

Square

Length = n
Perimeter 113221632
Area 801196122046464
Diagonal 40029891.882104

Cube

Length = n
Surface area 4807176732278784
Volume 2.2678183122543E+22
Space diagonal 49026404.784967

Equilateral Triangle

Length = n
Perimeter 84916224
Area 3.4692809755291E+14
Altitude 24513202.392483

Triangular Pyramid

Length = n
Surface area 3.4692809755291E+14
Volume 2.6726495118234E+21
Height 13343297.294035