28166688 (number)

28166688 is an even 8-digits composite number following 28166687 and preceding 28166689. In scientific notation, it is written as 2.8166688 × 10^7. The sum of its digits is 45. It has a total of 10 prime factors and 144 positive divisors. There are 8017920 positive integers (up to 28166688) that are relatively prime to 28166688.

Interesting facts

Basic properties

Name

Name twenty-eight million one hundred sixty-six thousand six hundred eighty-eight

Notation

Scientific notation 2.8166688 × 10^7
Engineering notation 2.8166688 × 10^6

Prime Factorization of 28166688

Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 3 × 11 × 17 × 523

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 586806
Product of the distinct prime numbers

The prime factorization of 28166688 is 2 × 2 × 2 × 2 × 2 × 3 × 3 × 11 × 17 × 523. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28166688)

Multiplication

n×y
n×2 56333376
n×3 84500064
n×4 112666752
n×5 140833440

Division

n÷y
n÷2 14083344
n÷3 9388896
n÷3 7041672
n÷5 5633337.6

Exponentiation

ny
n2 793362312889344
n3 2.2346388738113E+22
n4 6.2942375951313E+29
n5 1.7728782653993E+37

Nth Root

y√n
2√n 5307.2297858676
3√n 304.26028031999
4√n 72.850736344031
5√n 30.8991943952

Divisors of 28166688

144 divisors

τ Total Divisors 144
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28166687
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0069444444444444
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 144
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28166688 can be divided by 144 positive divisors. The sum of these divisors (counting 28166688) is 1, the average is 0.0069444444444444.

Base conversion 28166688

Base System Value
2 Binary 1101011011100101000100000
3 Ternary 1222000000102200
4 Quaternary 1223130220200
5 Quinary 24202313223
6 Senary 2443413200
8 Octal 153345040
10 Decimal 28166688
12 Duodecimal 9524200
16 Hexadecimal 1adca20
20 Vigesimal 8g0ge8
36 Base36 grpk0

Cryptographic Hash Functions

md5 362285504da4d4df1bdf96d6ad987d0d
sha1 601ec78927934ea7104d340e09b4c1d505cea2d4
sha256 91a8e4bb3cda89aa7077ec005bd8f76ba0f9d1815edca1fd2036a8cbd61a5cf4
sha512 aac5898ebe74a1b43b20916c790cfa641df6ac14008423c444604de1e8004cd2253d5efbe0d6360f179a243dd40af0abd52173b4a245dba60c04e0dc12d12696
ripemd-160 34dc2a4ca8086883ab5eac3b0c3d1d5fa7cf6cac

28166688 as geometric shapes

Circle

Radius = n
Diameter 56333376
Circumference 176976520.19351
Area 2.4924212138082E+15

Sphere

Radius = n
Volume 9.3604334258555E+22
Surface area 9.9696848552327E+15
Circumference 176976520.19351

Square

Length = n
Perimeter 112666752
Area 793362312889344
Diagonal 39833712.176732

Cube

Length = n
Surface area 4760173877336064
Volume 2.2346388738113E+22
Space diagonal 48786134.696941

Equilateral Triangle

Length = n
Perimeter 84500064
Area 3.4353595868368E+14
Altitude 24393067.34847

Triangular Pyramid

Length = n
Surface area 3.4353595868368E+14
Volume 2.633547168625E+21
Height 13277904.058911