28404768 (number)

28404768 is an even 8-digits composite number following 28404767 and preceding 28404769. In scientific notation, it is written as 2.8404768 × 10^7. The sum of its digits is 39. It has a total of 8 prime factors and 48 positive divisors. There are 7918848 positive integers (up to 28404768) that are relatively prime to 28404768.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred four thousand seven hundred sixty-eight

Notation

Scientific notation 2.8404768 × 10^7
Engineering notation 2.8404768 × 10^6

Prime Factorization of 28404768

Prime Factorization 2 × 2 × 2 × 2 × 2 × 21 × 43 × 983

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1775298
Product of the distinct prime numbers

The prime factorization of 28404768 is 2 × 2 × 2 × 2 × 2 × 21 × 43 × 983. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28404768)

Multiplication

n×y
n×2 56809536
n×3 85214304
n×4 113619072
n×5 142023840

Division

n÷y
n÷2 14202384
n÷3 9468256
n÷3 7101192
n÷5 5680953.6

Exponentiation

ny
n2 806830845133824
n3 2.291784297127E+22
n4 6.5097601265936E+29
n5 1.8490822613154E+37

Nth Root

y√n
2√n 5329.6123686437
3√n 305.11513345694
4√n 73.004194185291
5√n 30.951254000004

Divisors of 28404768

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28404767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28404768 can be divided by 48 positive divisors. The sum of these divisors (counting 28404768) is 1, the average is 0.020833333333333.

Base conversion 28404768

Base System Value
2 Binary 1101100010110110000100000
3 Ternary 1222110010000110
4 Quaternary 1230112300200
5 Quinary 24232423033
6 Senary 2452451320
8 Octal 154266040
10 Decimal 28404768
12 Duodecimal 9619b40
16 Hexadecimal 1b16c20
20 Vigesimal 8habi8
36 Base36 gwt9c

Cryptographic Hash Functions

md5 2b3c092686ec7d4ab6e908c1e0c3b52c
sha1 2d88a43dbd5b656815aa6490a5320973e7cf910f
sha256 30064fe7a904131ed1a598aa9f2cac44d2fe42826e52d82798db591a733a5653
sha512 bd9d3e9e64cc645f3b5f56016eab0444cef509bd6ade01c7c4f84cc552b8e5a1fe0ce73397a174a19f4b8b0d21b9f6a9cbcb37d39ee5a417b39f13662372a424
ripemd-160 8415af58b3e3c941d32f25911bf01b0c32a9aa79

28404768 as geometric shapes

Circle

Radius = n
Diameter 56809536
Circumference 178472420.95144
Area 2.5347338557621E+15

Sphere

Radius = n
Volume 9.5998036152889E+22
Surface area 1.0138935423048E+16
Circumference 178472420.95144

Square

Length = n
Perimeter 113619072
Area 806830845133824
Diagonal 40170408.141661

Cube

Length = n
Surface area 4840985070802944
Volume 2.291784297127E+22
Space diagonal 49198501.353207

Equilateral Triangle

Length = n
Perimeter 85214304
Area 3.4936800422138E+14
Altitude 24599250.676603

Triangular Pyramid

Length = n
Surface area 3.4936800422138E+14
Volume 2.7008936958589E+21
Height 13390136.04722