28943904 (number)

28943904 is an even 8-digits composite number following 28943903 and preceding 28943905. In scientific notation, it is written as 2.8943904 × 10^7. The sum of its digits is 39. It has a total of 8 prime factors and 48 positive divisors. There are 8770560 positive integers (up to 28943904) that are relatively prime to 28943904.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred forty-three thousand nine hundred four

Notation

Scientific notation 2.8943904 × 10^7
Engineering notation 2.8943904 × 10^6

Prime Factorization of 28943904

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 11 × 27409

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1808994
Product of the distinct prime numbers

The prime factorization of 28943904 is 2 × 2 × 2 × 2 × 2 × 3 × 11 × 27409. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28943904)

Multiplication

n×y
n×2 57887808
n×3 86831712
n×4 115775616
n×5 144719520

Division

n÷y
n÷2 14471952
n÷3 9647968
n÷3 7235976
n÷5 5788780.8

Exponentiation

ny
n2 837749578761216
n3 2.4247743383705E+22
n4 7.0182435671459E+29
n5 2.0313536805609E+37

Nth Root

y√n
2√n 5379.9539031482
3√n 307.03345736294
4√n 73.348169051097
5√n 31.067865892627

Divisors of 28943904

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 -28943903
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 28943904 can be divided by 48 positive divisors. The sum of these divisors (counting 28943904) is 1, the average is 0.020833333333333.

Base conversion 28943904

Base System Value
2 Binary 1101110011010011000100000
3 Ternary 2000110111120110
4 Quaternary 1232122120200
5 Quinary 24402201104
6 Senary 2512211320
8 Octal 156323040
10 Decimal 28943904
12 Duodecimal 9839b40
16 Hexadecimal 1b9a620
20 Vigesimal 90hjf4
36 Base36 h8d9c

Cryptographic Hash Functions

md5 4ce1d06c737511e8eccad720df35715b
sha1 1f8ea8f6478bc5a24d1c967ab596be20998487af
sha256 5ca1a4c09efae08c77c071370da61ffd17e6edeb3e145261311976bb674af5c7
sha512 a27fb835ed0de9671fbf3a6df960fd76211ff08461446327a6ba2533f85c5771dc995ec76b3389c573bc5661c66b8b78dd233ebae5e611175361d8c7fb3d6fec
ripemd-160 3ca3c855cd7c325ce20574b6b2dbbf8de10d3149

28943904 as geometric shapes

Circle

Radius = n
Diameter 57887808
Circumference 181859912.34522
Area 2.6318679221842E+15

Sphere

Radius = n
Volume 1.0156870997384E+23
Surface area 1.0527471688737E+16
Circumference 181859912.34522

Square

Length = n
Perimeter 115775616
Area 837749578761216
Diagonal 40932861.584825

Cube

Length = n
Surface area 5026497472567296
Volume 2.4247743383705E+22
Space diagonal 50132312.297396

Equilateral Triangle

Length = n
Perimeter 86831712
Area 3.6275620860846E+14
Altitude 25066156.148698

Triangular Pyramid

Length = n
Surface area 3.6275620860846E+14
Volume 2.8576239625149E+21
Height 13644287.194942