28393472 (number)

28393472 is an even 8-digits composite number following 28393471 and preceding 28393473. In scientific notation, it is written as 2.8393472 × 10^7. The sum of its digits is 38. It has a total of 15 prime factors and 30 positive divisors. There are 14188544 positive integers (up to 28393472) that are relatively prime to 28393472.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred ninety-three thousand four hundred seventy-two

Notation

Scientific notation 2.8393472 × 10^7
Engineering notation 2.8393472 × 10^6

Prime Factorization of 28393472

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 1733

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 15
Total number of prime factors
rad Radical 3466
Product of the distinct prime numbers

The prime factorization of 28393472 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 1733. Since it has a total of 15 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28393472)

Multiplication

n×y
n×2 56786944
n×3 85180416
n×4 113573888
n×5 141967360

Division

n÷y
n÷2 14196736
n÷3 9464490.6666667
n÷3 7098368
n÷5 5678694.4

Exponentiation

ny
n2 806189252214784
n3 2.2890511959461E+22
n4 6.4994111038663E+29
n5 1.8454084719412E+37

Nth Root

y√n
2√n 5328.5525239037
3√n 305.07468206128
4√n 72.996935030888
5√n 30.948791871152

Divisors of 28393472

30 divisors

τ Total Divisors 30
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28393471
Sum of the proper positive divisors of n
A Arithmetic Mean 0.033333333333333
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 30
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28393472 can be divided by 30 positive divisors. The sum of these divisors (counting 28393472) is 1, the average is 0.033333333333333.

Base conversion 28393472

Base System Value
2 Binary 1101100010100000000000000
3 Ternary 1222102112112002
4 Quaternary 1230110000000
5 Quinary 24232042342
6 Senary 2452323132
8 Octal 154240000
10 Decimal 28393472
12 Duodecimal 96134a8
16 Hexadecimal 1b14000
20 Vigesimal 8h93dc
36 Base36 gwkjk

Cryptographic Hash Functions

md5 23bbb8de1f0778c6ab2de3c2d4202cda
sha1 e82a014014fe9ecea363950a8f9fe72c60ecdcbb
sha256 fb3860b115b0d421d617ab50ef6425b5f480e2571fe1992bd3e038e9217b192f
sha512 8c2c031bde41b6dd38b2a49051c1ec24d529553a9904d14cf6234341754cd176f53b98ab149ff802e2cdce537f388550001282d9fdae67acd13e7da296de6e96
ripemd-160 6047d06e32d305e193c8994c6e374354aaa3bab1

28393472 as geometric shapes

Circle

Radius = n
Diameter 56786944
Circumference 178401446.09021
Area 2.532718232161E+15

Sphere

Radius = n
Volume 9.5883552278338E+22
Surface area 1.0130872928644E+16
Circumference 178401446.09021

Square

Length = n
Perimeter 113573888
Area 806189252214784
Diagonal 40154433.185261

Cube

Length = n
Surface area 4837135513288704
Volume 2.2890511959461E+22
Space diagonal 49178936.107284

Equilateral Triangle

Length = n
Perimeter 85180416
Area 3.4909018633799E+14
Altitude 24589468.053642

Triangular Pyramid

Length = n
Surface area 3.4909018633799E+14
Volume 2.6976727052278E+21
Height 13384811.061754