28397744 (number)

28397744 is an even 8-digits composite number following 28397743 and preceding 28397745. In scientific notation, it is written as 2.8397744 × 10^7. The sum of its digits is 44. It has a total of 5 prime factors and 10 positive divisors. There are 14198864 positive integers (up to 28397744) that are relatively prime to 28397744.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred ninety-seven thousand seven hundred forty-four

Notation

Scientific notation 2.8397744 × 10^7
Engineering notation 2.8397744 × 10^6

Prime Factorization of 28397744

Prime Factorization 2 × 2 × 2 × 2 × 1774859

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 3549718
Product of the distinct prime numbers

The prime factorization of 28397744 is 2 × 2 × 2 × 2 × 1774859. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 6, 40, 31, 451, 90, 9805, 9063, 50814, 84646, 68736, 27442, 1638062, 1238655, 48955728, 44916627, 3811454, 366572479, 7809470450, 9454213810

Basic calculations (n = 28397744)

Multiplication

n×y
n×2 56795488
n×3 85193232
n×4 113590976
n×5 141988720

Division

n÷y
n÷2 14198872
n÷3 9465914.6666667
n÷3 7099436
n÷5 5679548.8

Exponentiation

ny
n2 806431864289536
n3 2.2900845635537E+22
n4 6.503323517415E+29
n5 1.8467971639673E+37

Nth Root

y√n
2√n 5328.9533681578
3√n 305.08998151327
4√n 72.999680603122
5√n 30.949723108323

Divisors of 28397744

1, 2, 4, 8, 16, 1774859, 3549718, 7099436, 14198872, 28397744

10 divisors

τ Total Divisors 10
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28397743
Sum of the proper positive divisors of n
A Arithmetic Mean 0.1
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 10
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28397744 can be divided by 10 positive divisors. The sum of these divisors (counting 28397744) is 1, the average is 0.1.

Base conversion 28397744

Base System Value
2 Binary 1101100010101000010110000
3 Ternary 1222102202101022
4 Quaternary 1230111002300
5 Quinary 24232211434
6 Senary 2452355012
8 Octal 154250260
10 Decimal 28397744
12 Duodecimal 9615a68
16 Hexadecimal 1b150b0
20 Vigesimal 8h9e74
36 Base36 gwnu8

Cryptographic Hash Functions

md5 11d9c9932f3daf4220440fed0c95ab65
sha1 28224d9079769273386db319c61d745afe747986
sha256 e0cc26b51710d1ce15076ff5ff7fbf29f8c69cdcb52d83ef98eaf6aba4e0fb9c
sha512 5b06abfa6b3c97e17c26bf0bb52218e8786c392e084dde6154eb56f6d3a48bc20605eb084742f1cf587534f1ddd28e16f1029aee41a98dcc3aceaa828e3e9291
ripemd-160 40ae350f8e9220bd741819b791f491dc57cd240e

28397744 as geometric shapes

Circle

Radius = n
Diameter 56795488
Circumference 178428287.85785
Area 2.5334804204727E+15

Sphere

Radius = n
Volume 9.5926837879462E+22
Surface area 1.0133921681891E+16
Circumference 178428287.85785

Square

Length = n
Perimeter 113590976
Area 806431864289536
Diagonal 40160474.705599

Cube

Length = n
Surface area 4838591185737216
Volume 2.2900845635537E+22
Space diagonal 49186335.428334

Equilateral Triangle

Length = n
Perimeter 85193232
Area 3.4919524044799E+14
Altitude 24593167.714167

Triangular Pyramid

Length = n
Surface area 3.4919524044799E+14
Volume 2.6988905406324E+21
Height 13386824.901866