28497779 (number)

28497779 is an odd 8-digits composite number following 28497778 and preceding 28497780. In scientific notation, it is written as 2.8497779 × 10^7. The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors. There are 28186056 positive integers (up to 28497779) that are relatively prime to 28497779.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred ninety-seven thousand seven hundred seventy-nine

Notation

Scientific notation 2.8497779 × 10^7
Engineering notation 2.8497779 × 10^6

Prime Factorization of 28497779

Prime Factorization 359 × 487 × 163

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28497779
Product of the distinct prime numbers

The prime factorization of 28497779 is 359 × 487 × 163. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28497779)

Multiplication

n×y
n×2 56995558
n×3 85493337
n×4 113991116
n×5 142488895

Division

n÷y
n÷2 14248889.5
n÷3 9499259.6666667
n÷3 7124444.75
n÷5 5699555.8

Exponentiation

ny
n2 812123407932841
n3 2.3143713399997E+22
n4 6.5954442971245E+29
n5 1.8795551398626E+37

Nth Root

y√n
2√n 5338.3311062541
3√n 305.44780230435
4√n 73.063883733717
5√n 30.971497388946

Divisors of 28497779

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 -28497778
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 28497779 can be divided by 8 positive divisors. The sum of these divisors (counting 28497779) is 1, the average is 0.125.

Base conversion 28497779

Base System Value
2 Binary 1101100101101011101110011
3 Ternary 1222121211121022
4 Quaternary 1230231131303
5 Quinary 24243412104
6 Senary 2454450055
8 Octal 154553563
10 Decimal 28497779
12 Duodecimal 966392b
16 Hexadecimal 1b2d773
20 Vigesimal 8i248j
36 Base36 gyt0z

Cryptographic Hash Functions

md5 22c5ff19a26085d4325ff020532ec544
sha1 20195c7838edeaee7e6d65aa42faabab874fe867
sha256 a33fd70d94b84e101afd55b024e379f6f28906397ff625788b4b5647cec40c58
sha512 b22d0698def421c69bf0292aa85946efefd79c43f25c8a17ae4c76f17170034898d5fcb817cb2233bb9bee4ab84e77cfc2c8c31708164f77a99450266dbe71d4
ripemd-160 5423c83201e00609cc4b30dd1942634d9d29f4b1

28497779 as geometric shapes

Circle

Radius = n
Diameter 56995558
Circumference 179056826.30005
Area 2.5513609321701E+15

Sphere

Radius = n
Volume 9.6944159992291E+22
Surface area 1.020544372868E+16
Circumference 179056826.30005

Square

Length = n
Perimeter 113991116
Area 812123407932841
Diagonal 40301945.559311

Cube

Length = n
Surface area 4872740447597046
Volume 2.3143713399997E+22
Space diagonal 49359601.130869

Equilateral Triangle

Length = n
Perimeter 85493337
Area 3.5165975113892E+14
Altitude 24679800.565435

Triangular Pyramid

Length = n
Surface area 3.5165975113892E+14
Volume 2.7275127811626E+21
Height 13433981.853104