28305488 (number)

28305488 is an even 8-digits composite number following 28305487 and preceding 28305489. In scientific notation, it is written as 2.8305488 × 10^7. The sum of its digits is 38. It has a total of 5 prime factors and 10 positive divisors. There are 14152736 positive integers (up to 28305488) that are relatively prime to 28305488.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8305488 × 10^7
Engineering notation 2.8305488 × 10^6

Prime Factorization of 28305488

Prime Factorization 2 × 2 × 2 × 2 × 1769093

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 3538186
Product of the distinct prime numbers

The prime factorization of 28305488 is 2 × 2 × 2 × 2 × 1769093. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 2, 41, 36, 642, 876, 2960, 1011, 24201, 30975, 504863, 673079, 3346020, 8024239, 39776453, 22481788, 171064974, 731219556, 6872828834, 7681144765

Basic calculations (n = 28305488)

Multiplication

n×y
n×2 56610976
n×3 84916464
n×4 113221952
n×5 141527440

Division

n÷y
n÷2 14152744
n÷3 9435162.6666667
n÷3 7076372
n÷5 5661097.6

Exponentiation

ny
n2 801200650918144
n3 2.2678375410156E+22
n4 6.4192248303166E+29
n5 1.8169929140383E+37

Nth Root

y√n
2√n 5320.2902176479
3√n 304.75924026068
4√n 72.940319560912
5√n 30.929587598148

Divisors of 28305488

1, 2, 4, 8, 16, 1769093, 3538186, 7076372, 14152744, 28305488

10 divisors

τ Total Divisors 10
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28305487
Sum of the proper positive divisors of n
A Arithmetic Mean 0.1
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 10
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28305488 can be divided by 10 positive divisors. The sum of these divisors (counting 28305488) is 1, the average is 0.1.

Base conversion 28305488

Base System Value
2 Binary 1101011111110100001010000
3 Ternary 1222021001211102
4 Quaternary 1223332201100
5 Quinary 24221233423
6 Senary 2450403532
8 Octal 153764120
10 Decimal 28305488
12 Duodecimal 95905a8
16 Hexadecimal 1afe850
20 Vigesimal 8gi3e8
36 Base36 guonk

Cryptographic Hash Functions

md5 e479e86461be6f00553cb519834dbd85
sha1 bf8013840ae7e15b27d801cd32c2be9479e8ae8d
sha256 1d92a2bb283193d73038d0e076f136412a105532327a1301132bce797522acf8
sha512 1222a01048619b4c052cf301535795db8018e51320314c26803d226355d60eedeff6e05fee53ed3faff14c3292bbe52986f428097187c8a84d512bddb4668507
ripemd-160 e0c851fa91351a5f353fb939288e2a89f54a408a

28305488 as geometric shapes

Circle

Radius = n
Diameter 56610976
Circumference 177848626.31415
Area 2.5170460789758E+15

Sphere

Radius = n
Volume 9.4994956778529E+22
Surface area 1.0068184315903E+16
Circumference 177848626.31415

Square

Length = n
Perimeter 113221952
Area 801200650918144
Diagonal 40030005.019189

Cube

Length = n
Surface area 4807203905508864
Volume 2.2678375410156E+22
Space diagonal 49026543.349031

Equilateral Triangle

Length = n
Perimeter 84916464
Area 3.4693005861187E+14
Altitude 24513271.674516

Triangular Pyramid

Length = n
Surface area 3.4693005861187E+14
Volume 2.6726721731359E+21
Height 13343335.006396