28993872 (number)

28993872 is an even 8-digits composite number following 28993871 and preceding 28993873. In scientific notation, it is written as 2.8993872 × 10^7. The sum of its digits is 48. It has a total of 7 prime factors and 40 positive divisors. There are 9604096 positive integers (up to 28993872) that are relatively prime to 28993872.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8993872 × 10^7
Engineering notation 2.8993872 × 10^6

Prime Factorization of 28993872

Prime Factorization 2 × 2 × 2 × 2 × 3 × 167 × 3617

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 3624234
Product of the distinct prime numbers

The prime factorization of 28993872 is 2 × 2 × 2 × 2 × 3 × 167 × 3617. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28993872)

Multiplication

n×y
n×2 57987744
n×3 86981616
n×4 115975488
n×5 144969360

Division

n÷y
n÷2 14496936
n÷3 9664624
n÷3 7248468
n÷5 5798774.4

Exponentiation

ny
n2 840644613552384
n3 2.4373542322827E+22
n4 7.0668336629464E+29
n5 2.0489487066876E+37

Nth Root

y√n
2√n 5384.5958065578
3√n 307.2100406332
4√n 73.379805168437
5√n 31.078585443269

Divisors of 28993872

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 -28993871
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 28993872 can be divided by 40 positive divisors. The sum of these divisors (counting 28993872) is 1, the average is 0.025.

Base conversion 28993872

Base System Value
2 Binary 1101110100110100101010000
3 Ternary 2000120001010010
4 Quaternary 1232212211100
5 Quinary 24410300442
6 Senary 2513234520
8 Octal 156464520
10 Decimal 28993872
12 Duodecimal 9862a40
16 Hexadecimal 1ba6950
20 Vigesimal 9144dc
36 Base36 h9ftc

Cryptographic Hash Functions

md5 547fbb9f46aa1586549a129e06be205d
sha1 59b59234b735e64069a297d457e7b170497aa493
sha256 b74e6fe20d525179a83331c4fda29d79470a70c185d065aaceebac0ec435ab7f
sha512 ea98940a6b1074431a66d6c6eec6cccc54695d0e0c766e198b98f310e2ec2c62e015661a0094b09b33b6891a6237df8ddb19fe42f9d99523cb22047a6284990c
ripemd-160 c7b3533e803d8bd9a61ced51d23e55c63a903ea3

28993872 as geometric shapes

Circle

Radius = n
Diameter 57987744
Circumference 182173870.54865
Area 2.640962942216E+15

Sphere

Radius = n
Volume 1.0209565533781E+23
Surface area 1.0563851768864E+16
Circumference 182173870.54865

Square

Length = n
Perimeter 115975488
Area 840644613552384
Diagonal 41003527.00811

Cube

Length = n
Surface area 5043867681314304
Volume 2.4373542322827E+22
Space diagonal 50218859.412149

Equilateral Triangle

Length = n
Perimeter 86981616
Area 3.6400979544546E+14
Altitude 25109429.706074

Triangular Pyramid

Length = n
Surface area 3.6400979544546E+14
Volume 2.8724495096681E+21
Height 13667842.336037