28776784 (number)

28776784 is an even 8-digits composite number following 28776783 and preceding 28776785. In scientific notation, it is written as 2.8776784 × 10^7. The sum of its digits is 49. It has a total of 7 prime factors and 40 positive divisors. There are 13248000 positive integers (up to 28776784) that are relatively prime to 28776784.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred seventy-six thousand seven hundred eighty-four

Notation

Scientific notation 2.8776784 × 10^7
Engineering notation 2.8776784 × 10^6

Prime Factorization of 28776784

Prime Factorization 2 × 2 × 2 × 2 × 17 × 47 × 2251

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3597098
Product of the distinct prime numbers

The prime factorization of 28776784 is 2 × 2 × 2 × 2 × 17 × 47 × 2251. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28776784)

Multiplication

n×y
n×2 57553568
n×3 86330352
n×4 115107136
n×5 143883920

Division

n÷y
n÷2 14388392
n÷3 9592261.3333333
n÷3 7194196
n÷5 5755356.8

Exponentiation

ny
n2 828103297382656
n3 2.3830149718468E+22
n4 6.8575507113603E+29
n5 1.9733825558986E+37

Nth Root

y√n
2√n 5364.3996868242
3√n 306.44138674291
4√n 73.242062278613
5√n 31.031906024227

Divisors of 28776784

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 -28776783
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 28776784 can be divided by 40 positive divisors. The sum of these divisors (counting 28776784) is 1, the average is 0.025.

Base conversion 28776784

Base System Value
2 Binary 1101101110001100101010000
3 Ternary 2000011000022211
4 Quaternary 1231301211100
5 Quinary 24331324114
6 Senary 2504441504
8 Octal 155614520
10 Decimal 28776784
12 Duodecimal 9779294
16 Hexadecimal 1b71950
20 Vigesimal 8jh1j4
36 Base36 h4sb4

Cryptographic Hash Functions

md5 27e31f6eabb134922253b79b9cbac98a
sha1 ecbcddb9fe7c227ab8b8f78d5765232359d4a6eb
sha256 411b9791b2a7fdbae88b864aedb4a30b43d8325cb7d04ca805018eca1c07a3ae
sha512 2f505db92677221c451e265761f4b3cf199155772fee54cb786406fe32bcd0e6180c0956af670dc38de8860f5f3b00f846a696d6e955759de0069c81d6bc9b9a
ripemd-160 6dbb720cc45068752465d68663093b74d8bf8bc9

28776784 as geometric shapes

Circle

Radius = n
Diameter 57553568
Circumference 180809866.41668
Area 2.6015632354708E+15

Sphere

Radius = n
Volume 9.9819497719314E+22
Surface area 1.0406252941883E+16
Circumference 180809866.41668

Square

Length = n
Perimeter 115107136
Area 828103297382656
Diagonal 40696518.214281

Cube

Length = n
Surface area 4968619784295936
Volume 2.3830149718468E+22
Space diagonal 49842851.966435

Equilateral Triangle

Length = n
Perimeter 86330352
Area 3.5857924624552E+14
Altitude 24921425.983218

Triangular Pyramid

Length = n
Surface area 3.5857924624552E+14
Volume 2.8084100771033E+21
Height 13565506.071427