28808520 (number)

28808520 is an even 8-digits composite number following 28808519 and preceding 28808521. In scientific notation, it is written as 2.8808520 × 10^7. The sum of its digits is 33. It has a total of 8 prime factors and 128 positive divisors. There are 6948864 positive integers (up to 28808520) that are relatively prime to 28808520.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred eight thousand five hundred twenty

Notation

Scientific notation 2.8808520 × 10^7
Engineering notation 2.8808520 × 10^6

Prime Factorization of 28808520

Prime Factorization 2 × 2 × 2 × 5 × 3 × 59 × 13 × 313

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 7202130
Product of the distinct prime numbers

The prime factorization of 28808520 is 2 × 2 × 2 × 5 × 3 × 59 × 13 × 313. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28808520)

Multiplication

n×y
n×2 57617040
n×3 86425560
n×4 115234080
n×5 144042600

Division

n÷y
n÷2 14404260
n÷3 9602840
n÷3 7202130
n÷5 5761704

Exponentiation

ny
n2 829930824590400
n3 2.3909078758829E+22
n4 6.887851736053E+29
n5 1.9842881449512E+37

Nth Root

y√n
2√n 5367.3568914318
3√n 306.55399662706
4√n 73.262247381798
5√n 31.03874761164

Divisors of 28808520

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28808519
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28808520 can be divided by 128 positive divisors. The sum of these divisors (counting 28808520) is 1, the average is 0.0078125.

Base conversion 28808520

Base System Value
2 Binary 1101101111001010101001000
3 Ternary 2000012121212020
4 Quaternary 1231321111020
5 Quinary 24333333040
6 Senary 2505244440
8 Octal 155712510
10 Decimal 28808520
12 Duodecimal 9793720
16 Hexadecimal 1b79548
20 Vigesimal 901160
36 Base36 h5gso

Cryptographic Hash Functions

md5 7526bfb6a45a244d19396b589bc190fd
sha1 5dbcf7799314ab465f55e1897dcef1632b64f8fd
sha256 da4d476bd4f16705cd5d4a0bc1d0123bef6d6a0e97dec37bf0bcc399c9f90d58
sha512 1cb41307ee7266513829701945e8a11478df05e4ed421c5bd53b9ca676cb95cd1c4531071ae3ba917e30c02b096e66692ed2ac3c3fa00d2c758c45f463f79bf9
ripemd-160 2e674576888826fd52d614ec1c3613db7aabd00e

28808520 as geometric shapes

Circle

Radius = n
Diameter 57617040
Circumference 181009269.58559
Area 2.6073045815209E+15

Sphere

Radius = n
Volume 1.0015011491045E+23
Surface area 1.0429218326084E+16
Circumference 181009269.58559

Square

Length = n
Perimeter 115234080
Area 829930824590400
Diagonal 40741399.695897

Cube

Length = n
Surface area 4979584947542400
Volume 2.3909078758829E+22
Space diagonal 49897820.330864

Equilateral Triangle

Length = n
Perimeter 86425560
Area 3.5937058873953E+14
Altitude 24948910.165432

Triangular Pyramid

Length = n
Surface area 3.5937058873953E+14
Volume 2.8177119537152E+21
Height 13580466.565299