28404 (number)

28404 is an even 5-digits composite number following 28403 and preceding 28405. In scientific notation, it is written as 2.8404 × 10^4. The sum of its digits is 18. It has a total of 6 prime factors and 24 positive divisors. There are 9432 positive integers (up to 28404) that are relatively prime to 28404.

Interesting facts

Basic properties

Name

Name twenty-eight thousand four hundred four

Notation

Scientific notation 2.8404 × 10^4
Engineering notation 2.8404 × 10^3

Prime Factorization of 28404

Prime Factorization 2 × 2 × 3 × 3 × 3 × 263

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 1578
Product of the distinct prime numbers

The prime factorization of 28404 is 2 × 2 × 3 × 3 × 3 × 263. Since it has a total of 6 prime factors.

Most popular turbo-numbers

9, 7, 58, 100, 620, 726, 6971, 3596, 47923, 47291, 486700, 962737, 675484, 6243916, 21978187, 33671136, 888413691, 318480230, 6433877862, 6766045764

Basic calculations (n = 28404)

Multiplication

n×y
n×2 56808
n×3 85212
n×4 113616
n×5 142020

Division

n÷y
n÷2 14202
n÷3 9468
n÷3 7101
n÷5 5680.8

Exponentiation

ny
n2 806787216
n3 22915984083264
n4 650905611901030656
n5 1.8488323000437E+22

Nth Root

y√n
2√n 168.53486286226
3√n 30.511238356023
4√n 12.982097783573
5√n 7.7745614541254

Divisors of 28404

1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 526, 789, 1052, 1578, 2367, 3156, 4734, 7101, 9468, 14202, 28404

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28403
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28404 can be divided by 24 positive divisors. The sum of these divisors (counting 28404) is 1, the average is 0.041666666666667.

Base conversion 28404

Base System Value
2 Binary 110111011110100
3 Ternary 1102222000
4 Quaternary 12323310
5 Quinary 1402104
6 Senary 335300
8 Octal 67364
10 Decimal 28404
12 Duodecimal 14530
16 Hexadecimal 6ef4
20 Vigesimal 3b04
36 Base36 lx0

Cryptographic Hash Functions

md5 9744c8cf184ceb07cf5c2bbce1489eb3
sha1 0def3eada559ee948e1ef3dd8826d33d5cdf08fa
sha256 08bb3b10ac6945a814b4624e66e52d2fb98f3281db9b9ee7b250ab55b4b749b9
sha512 e7bedf1175824329741a913445297d8262bc690a285884bef6de271f878359643eef154c3a3dd06fb903cc84d3c0990530b8e8b91b09511d939e3c864496cadd
ripemd-160 8753976af61b8aeac2932277360b77686a1b8ce1

28404 as geometric shapes

Circle

Radius = n
Diameter 56808
Circumference 178467.59546513
Area 2534596790.7958

Sphere

Radius = n
Volume 95990249661017
Surface area 10138387163.183
Circumference 178467.59546513

Square

Length = n
Perimeter 113616
Area 806787216
Diagonal 40169.322025645

Cube

Length = n
Surface area 4840723296
Volume 22915984083264
Space diagonal 49197.171138186

Equilateral Triangle

Length = n
Perimeter 85212
Area 349349112.25226
Altitude 24598.585569093

Triangular Pyramid

Length = n
Surface area 349349112.25226
Volume 2700674623806.5
Height 13389.774008548