28879968 (number)

28879968 is an even 8-digits composite number following 28879967 and preceding 28879969. In scientific notation, it is written as 2.8879968 × 10^7. The sum of its digits is 57. It has a total of 8 prime factors and 48 positive divisors. There are 8736768 positive integers (up to 28879968) that are relatively prime to 28879968.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred seventy-nine thousand nine hundred sixty-eight

Notation

Scientific notation 2.8879968 × 10^7
Engineering notation 2.8879968 × 10^6

Prime Factorization of 28879968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 949 × 317

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1804998
Product of the distinct prime numbers

The prime factorization of 28879968 is 2 × 2 × 2 × 2 × 2 × 3 × 949 × 317. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28879968)

Multiplication

n×y
n×2 57759936
n×3 86639904
n×4 115519872
n×5 144399840

Division

n÷y
n÷2 14439984
n÷3 9626656
n÷3 7219992
n÷5 5775993.6

Exponentiation

ny
n2 834052551681024
n3 2.4087411002866E+22
n4 6.9564365896563E+29
n5 2.009016661033E+37

Nth Root

y√n
2√n 5374.0085597252
3√n 306.80721555817
4√n 73.307629614694
5√n 31.054128198382

Divisors of 28879968

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 -28879967
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 28879968 can be divided by 48 positive divisors. The sum of these divisors (counting 28879968) is 1, the average is 0.020833333333333.

Base conversion 28879968

Base System Value
2 Binary 1101110001010110001100000
3 Ternary 2000100020212110
4 Quaternary 1232022301200
5 Quinary 24343124333
6 Senary 2510555320
8 Octal 156126140
10 Decimal 28879968
12 Duodecimal 9808b40
16 Hexadecimal 1b8ac60
20 Vigesimal 909ji8
36 Base36 h6zxc

Cryptographic Hash Functions

md5 c9393b230ac93406e2394de91a726ac4
sha1 c4ac107c0958b3065b48b4514616ed59a7a786de
sha256 1e5eac47f02841ad4e8891fa118f4f590796054294ac66490ec68425149b7b07
sha512 17b1c36e3cadd0140666897e30929882b9508310d5161b2f97524b14b6c0873c8251c9e1b3f8915bc794a00552e764ecad56ca5eb5a9d8e1061e47720c6b0969
ripemd-160 77d8a714e64d62e5642eee319fed7d456104cdaa

28879968 as geometric shapes

Circle

Radius = n
Diameter 57759936
Circumference 181458190.60942
Area 2.6202533690689E+15

Sphere

Radius = n
Volume 1.0089711126747E+23
Surface area 1.0481013476276E+16
Circumference 181458190.60942

Square

Length = n
Perimeter 115519872
Area 834052551681024
Diagonal 40842442.426501

Cube

Length = n
Surface area 5004315310086144
Volume 2.4087411002866E+22
Space diagonal 50021571.896963

Equilateral Triangle

Length = n
Perimeter 86639904
Area 3.611553489235E+14
Altitude 25010785.948482

Triangular Pyramid

Length = n
Surface area 3.611553489235E+14
Volume 2.8387286102257E+21
Height 13614147.4755