28494557 (number)

28494557 is an odd 8-digits composite number following 28494556 and preceding 28494558. In scientific notation, it is written as 2.8494557 × 10^7. The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors. There are 22545072 positive integers (up to 28494557) that are relatively prime to 28494557.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred ninety-four thousand five hundred fifty-seven

Notation

Scientific notation 2.8494557 × 10^7
Engineering notation 2.8494557 × 10^6

Prime Factorization of 28494557

Prime Factorization 7 × 13 × 313127

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28494557
Product of the distinct prime numbers

The prime factorization of 28494557 is 7 × 13 × 313127. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28494557)

Multiplication

n×y
n×2 56989114
n×3 85483671
n×4 113978228
n×5 142472785

Division

n÷y
n÷2 14247278.5
n÷3 9498185.6666667
n÷3 7123639.25
n÷5 5698911.4

Exponentiation

ny
n2 811939778626249
n3 2.3135864302633E+22
n4 6.5924620411564E+29
n5 1.8784928540207E+37

Nth Root

y√n
2√n 5338.0293180162
3√n 305.43629041412
4√n 73.06181846913
5√n 30.970797020838

Divisors of 28494557

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28494556
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28494557 can be divided by 8 positive divisors. The sum of these divisors (counting 28494557) is 1, the average is 0.125.

Base conversion 28494557

Base System Value
2 Binary 1101100101100101011011101
3 Ternary 1222121200011222
4 Quaternary 1230230223131
5 Quinary 24243311212
6 Senary 2454423125
8 Octal 154545335
10 Decimal 28494557
12 Duodecimal 9661aa5
16 Hexadecimal 1b2cadd
20 Vigesimal 8i1g7h
36 Base36 gyqjh

Cryptographic Hash Functions

md5 4ab96c83341f4b5547237e4a52b00cee
sha1 3e019aaa4c6c7693e4b93e34ea5406ce6ba51091
sha256 fe3dd4ee6281e6285a09c58e0a11a110dded49746415d2134ef5715ce6c44e11
sha512 6e9ce8d118e74ab21caff8b0d42057b69075dcb6028c64918382b20f68de4615b339668f2e66969f8662a709bca54d5cef0c1c9615016757002c64d4594ea6fc
ripemd-160 a73156fefe35d5d25e493d3c2ba667af82895049

28494557 as geometric shapes

Circle

Radius = n
Diameter 56989114
Circumference 179036581.87699
Area 2.5507840436895E+15

Sphere

Radius = n
Volume 9.6911281770136E+22
Surface area 1.0203136174758E+16
Circumference 179036581.87699

Square

Length = n
Perimeter 113978228
Area 811939778626249
Diagonal 40297388.963213

Cube

Length = n
Surface area 4871638671757494
Volume 2.3135864302633E+22
Space diagonal 49354020.463167

Equilateral Triangle

Length = n
Perimeter 85483671
Area 3.5158023731672E+14
Altitude 24677010.231584

Triangular Pyramid

Length = n
Surface area 3.5158023731672E+14
Volume 2.7265877561673E+21
Height 13432462.987738