28408768 (number)

28408768 is an even 8-digits composite number following 28408767 and preceding 28408769. In scientific notation, it is written as 2.8408768 × 10^7. The sum of its digits is 43. It has a total of 8 prime factors and 28 positive divisors. There are 13368320 positive integers (up to 28408768) that are relatively prime to 28408768.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred eight thousand seven hundred sixty-eight

Notation

Scientific notation 2.8408768 × 10^7
Engineering notation 2.8408768 × 10^6

Prime Factorization of 28408768

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 17 × 26111

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 887774
Product of the distinct prime numbers

The prime factorization of 28408768 is 2 × 2 × 2 × 2 × 2 × 2 × 17 × 26111. Since it has a total of 8 prime factors.

Most popular turbo-numbers

6, 8, 62, 5, 79, 910, 4400, 2949, 75787, 36993, 812710, 106241, 6094578, 5059317, 42416995, 90398377, 825386494, 979949450, 6944257137, 3276514472

Basic calculations (n = 28408768)

Multiplication

n×y
n×2 56817536
n×3 85226304
n×4 113635072
n×5 142043840

Division

n÷y
n÷2 14204384
n÷3 9469589.3333333
n÷3 7102192
n÷5 5681753.6

Exponentiation

ny
n2 807058099277824
n3 2.2927526304905E+22
n4 6.5134277560993E+29
n5 1.8503845800779E+37

Nth Root

y√n
2√n 5329.9876172464
3√n 305.12945503433
4√n 73.006764188302
5√n 30.952125670864

Divisors of 28408768

1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 26111, 52222, 104444, 208888, 417776, 443887, 835552, 887774, 1671104, 1775548, 3551096, 7102192, 14204384, 28408768

28 divisors

τ Total Divisors 28
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28408767
Sum of the proper positive divisors of n
A Arithmetic Mean 0.035714285714286
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 28
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28408768 can be divided by 28 positive divisors. The sum of these divisors (counting 28408768) is 1, the average is 0.035714285714286.

Base conversion 28408768

Base System Value
2 Binary 1101100010111101111000000
3 Ternary 1222110022111121
4 Quaternary 1230113233000
5 Quinary 24233040033
6 Senary 2452522024
8 Octal 154275700
10 Decimal 28408768
12 Duodecimal 9620314
16 Hexadecimal 1b17bc0
20 Vigesimal 8hb1i8
36 Base36 gwwcg

Cryptographic Hash Functions

md5 7864e783cfc667cfb6f5eddc7df90fa6
sha1 664a6ff613d0b1a640e75014608f8c37f774b576
sha256 9b8c0e1421faebc916c48967888cb3defbecb82330a9f91a7a51550035d01090
sha512 e4cd5bb1a5438589802e8fb92e911e48fc714827d9b75ef6bf2cbb636de94614ae8f2333abbb8fb69ecc44305f1ae941a362325755cbfd227532124e48c50b9f
ripemd-160 9ecd2606e619874eebd37f6a2e380e40bc4a0d9a

28408768 as geometric shapes

Circle

Radius = n
Diameter 56817536
Circumference 178497553.69267
Area 2.5354477957114E+15

Sphere

Radius = n
Volume 9.6038597605967E+22
Surface area 1.0141791182845E+16
Circumference 178497553.69267

Square

Length = n
Perimeter 113635072
Area 807058099277824
Diagonal 40176064.995911

Cube

Length = n
Surface area 4842348595666944
Volume 2.2927526304905E+22
Space diagonal 49205429.556437

Equilateral Triangle

Length = n
Perimeter 85226304
Area 3.4946640815229E+14
Altitude 24602714.778218

Triangular Pyramid

Length = n
Surface area 3.4946640815229E+14
Volume 2.7020348876718E+21
Height 13392021.665304