28857520 (number)

28857520 is an even 8-digits composite number following 28857519 and preceding 28857521. In scientific notation, it is written as 2.8857520 × 10^7. The sum of its digits is 37. It has a total of 7 prime factors and 40 positive divisors. There are 11467008 positive integers (up to 28857520) that are relatively prime to 28857520.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred fifty-seven thousand five hundred twenty

Notation

Scientific notation 2.8857520 × 10^7
Engineering notation 2.8857520 × 10^6

Prime Factorization of 28857520

Prime Factorization 2 × 2 × 2 × 2 × 5 × 163 × 2213

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3607190
Product of the distinct prime numbers

The prime factorization of 28857520 is 2 × 2 × 2 × 2 × 5 × 163 × 2213. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28857520)

Multiplication

n×y
n×2 57715040
n×3 86572560
n×4 115430080
n×5 144287600

Division

n÷y
n÷2 14428760
n÷3 9619173.3333333
n÷3 7214380
n÷5 5771504

Exponentiation

ny
n2 832756460550400
n3 2.4031286215462E+22
n4 6.9348332258843E+29
n5 2.0012208851262E+37

Nth Root

y√n
2√n 5371.9195824212
3√n 306.727702617
4√n 73.293380208728
5√n 31.049299107779

Divisors of 28857520

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28857519
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28857520 can be divided by 40 positive divisors. The sum of these divisors (counting 28857520) is 1, the average is 0.025.

Base conversion 28857520

Base System Value
2 Binary 1101110000101010010110000
3 Ternary 2000022010002001
4 Quaternary 1232011102300
5 Quinary 24341420040
6 Senary 2510303344
8 Octal 156052260
10 Decimal 28857520
12 Duodecimal 97b7b54
16 Hexadecimal 1b854b0
20 Vigesimal 9073g0
36 Base36 h6ils

Cryptographic Hash Functions

md5 14442fb68a4a2d056f5a2343625e0f6d
sha1 6cebd4d1ad307306d400c4ff3830f1be28835e72
sha256 072bd4f441e4bf8b17a5e5cf656af08b580a91ff5e362c33a636cc8dfb0b28c1
sha512 85d6dfbf642a1a2d5dff2d8e4718d5c1d84d3515730b175a1553aa8309973cc61b6fe671e02b3dda1a0dee68560507c0788dc8913059c885404083757834731b
ripemd-160 70a4fdada6a67c02f20119a9aebb5baed4cbf2d2

28857520 as geometric shapes

Circle

Radius = n
Diameter 57715040
Circumference 181317145.66564
Area 2.6161815786946E+15

Sphere

Radius = n
Volume 1.0066201630775E+23
Surface area 1.0464726314778E+16
Circumference 181317145.66564

Square

Length = n
Perimeter 115430080
Area 832756460550400
Diagonal 40810696.160453

Cube

Length = n
Surface area 4996538763302400
Volume 2.4031286215462E+22
Space diagonal 49982690.820435

Equilateral Triangle

Length = n
Perimeter 86572560
Area 3.6059412500113E+14
Altitude 24991345.410218

Triangular Pyramid

Length = n
Surface area 3.6059412500113E+14
Volume 2.832114240598E+21
Height 13603565.386818