28495894 (number)

28495894 is an even 8-digits composite number following 28495893 and preceding 28495895. In scientific notation, it is written as 2.8495894 × 10^7. The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors. There are 12185064 positive integers (up to 28495894) that are relatively prime to 28495894.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8495894 × 10^7
Engineering notation 2.8495894 × 10^6

Prime Factorization of 28495894

Prime Factorization 2 × 7 × 499 × 4079

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28495894
Product of the distinct prime numbers

The prime factorization of 28495894 is 2 × 7 × 499 × 4079. Since it has a total of 4 prime factors.

Most popular turbo-numbers

1, 8, 10, 27, 687, 721, 6064, 104, 95905, 8670, 552388, 300695, 1097660, 9425372, 86082818, 84383543, 851224023, 580782491, 6038488857, 8954537550

Basic calculations (n = 28495894)

Multiplication

n×y
n×2 56991788
n×3 85487682
n×4 113983576
n×5 142479470

Division

n÷y
n÷2 14247947
n÷3 9498631.3333333
n÷3 7123973.5
n÷5 5699178.8

Exponentiation

ny
n2 812015974859236
n3 2.3139121145895E+22
n4 6.593699434266E+29
n5 1.878933601467E+37

Nth Root

y√n
2√n 5338.1545500294
3√n 305.44106748942
4√n 73.062675491864
5√n 30.971087653034

Divisors of 28495894

1, 2, 7, 14, 499, 998, 3493, 4079, 6986, 8158, 28553, 57106, 2035421, 4070842, 14247947, 28495894

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28495893
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28495894 can be divided by 16 positive divisors. The sum of these divisors (counting 28495894) is 1, the average is 0.0625.

Base conversion 28495894

Base System Value
2 Binary 1101100101101000000010110
3 Ternary 1222121202000111
4 Quaternary 1230231000112
5 Quinary 24243332034
6 Senary 2454433234
8 Octal 154550026
10 Decimal 28495894
12 Duodecimal 966281a
16 Hexadecimal 1b2d016
20 Vigesimal 8i1jee
36 Base36 gyrkm

Cryptographic Hash Functions

md5 aa8328f8a239208a4b1ca6478a2332ed
sha1 a04dd8b929606d354078a40753c5125c5efb7c6f
sha256 3d6f2b3e36ff6a7714a03924a6d2c1f5f1c5736bd5e9c11db96633a15b06bb33
sha512 af4ffc4c345a1d04951c13306cdb5e955a49feb2740251f9991277db75354eeec0ca15cfee304da7916f3d604922492b0bd37923839246438aa7cacc1b8ebb28
ripemd-160 f858218a7568bd4281066387e848193d669b28e5

28495894 as geometric shapes

Circle

Radius = n
Diameter 56991788
Circumference 179044982.49575
Area 2.5510234212153E+15

Sphere

Radius = n
Volume 9.6924924003293E+22
Surface area 1.0204093684861E+16
Circumference 179044982.49575

Square

Length = n
Perimeter 113983576
Area 812015974859236
Diagonal 40299279.766746

Cube

Length = n
Surface area 4872095849155416
Volume 2.3139121145895E+22
Space diagonal 49356336.215097

Equilateral Triangle

Length = n
Perimeter 85487682
Area 3.5161323125344E+14
Altitude 24678168.107549

Triangular Pyramid

Length = n
Surface area 3.5161323125344E+14
Volume 2.7269715788266E+21
Height 13433093.255582