28668736 (number)

28668736 is an even 8-digits composite number following 28668735 and preceding 28668737. In scientific notation, it is written as 2.8668736 × 10^7. The sum of its digits is 46. It has a total of 8 prime factors and 28 positive divisors. There are 14256000 positive integers (up to 28668736) that are relatively prime to 28668736.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred sixty-eight thousand seven hundred thirty-six

Notation

Scientific notation 2.8668736 × 10^7
Engineering notation 2.8668736 × 10^6

Prime Factorization of 28668736

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 199 × 2251

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 895898
Product of the distinct prime numbers

The prime factorization of 28668736 is 2 × 2 × 2 × 2 × 2 × 2 × 199 × 2251. Since it has a total of 8 prime factors.

Most popular turbo-numbers

2, 9, 6, 36, 256, 855, 3209, 7124, 5078, 59680, 385753, 307212, 4733536, 9156341, 33923248, 27580441, 437879229, 230121426, 517568460, 7699723393

Basic calculations (n = 28668736)

Multiplication

n×y
n×2 57337472
n×3 86006208
n×4 114674944
n×5 143343680

Division

n÷y
n÷2 14334368
n÷3 9556245.3333333
n÷3 7167184
n÷5 5733747.2

Exponentiation

ny
n2 821896423837696
n3 2.3562731594347E+22
n4 6.7551373151719E+29
n5 1.9366124833241E+37

Nth Root

y√n
2√n 5354.3193778481
3√n 306.0573745778
4√n 73.173214893485
5√n 31.008567888497

Divisors of 28668736

1, 2, 4, 8, 16, 32, 64, 199, 398, 796, 1592, 2251, 3184, 4502, 6368, 9004, 12736, 18008, 36016, 72032, 144064, 447949, 895898, 1791796, 3583592, 7167184, 14334368, 28668736

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 -28668735
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 28668736 can be divided by 28 positive divisors. The sum of these divisors (counting 28668736) is 1, the average is 0.035714285714286.

Base conversion 28668736

Base System Value
2 Binary 1101101010111001101000000
3 Ternary 1222221112010001
4 Quaternary 1231113031000
5 Quinary 24314344421
6 Senary 2502245344
8 Octal 155271500
10 Decimal 28668736
12 Duodecimal 9726854
16 Hexadecimal 1b57340
20 Vigesimal 8j3bgg
36 Base36 h2gxs

Cryptographic Hash Functions

md5 aa4bad159513eb68db490020f4bc8f0c
sha1 a94e8130c29a73db0d776225d72b2947f9ae0021
sha256 5d7321f9a720a7fe8b4f3e97c95028b1fe84e81195c46587bb4b765b13b3c416
sha512 31073177eb756b441cebfb8013c4db2287cc8b79577a4421f01f2fed431f12c72eb2d945538ba3b22bc9c3adb27b2508d29181adfcb7a5efee16d4411c34fd5d
ripemd-160 aa374e80b9ec82d6d86dca704922182b2b9ee970

28668736 as geometric shapes

Circle

Radius = n
Diameter 57337472
Circumference 180130980.81061
Area 2.5820637671402E+15

Sphere

Radius = n
Volume 9.8699339300412E+22
Surface area 1.0328255068561E+16
Circumference 180130980.81061

Square

Length = n
Perimeter 114674944
Area 821896423837696
Diagonal 40543715.267294

Cube

Length = n
Surface area 4931378543026176
Volume 2.3562731594347E+22
Space diagonal 49655707.340779

Equilateral Triangle

Length = n
Perimeter 86006208
Area 3.5589159116151E+14
Altitude 24827853.670389

Triangular Pyramid

Length = n
Surface area 3.5589159116151E+14
Volume 2.7768945489402E+21
Height 13514571.755765