28162890 (number)

28162890 is an even 8-digits composite number following 28162889 and preceding 28162891. In scientific notation, it is written as 2.8162890 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors. There are 6435936 positive integers (up to 28162890) that are relatively prime to 28162890.

Interesting facts

Basic properties

Name

Name twenty-eight million one hundred sixty-two thousand eight hundred ninety

Notation

Scientific notation 2.8162890 × 10^7
Engineering notation 2.8162890 × 10^6

Prime Factorization of 28162890

Prime Factorization 2 × 7 × 3 × 135 × 4967

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 28162890
Product of the distinct prime numbers

The prime factorization of 28162890 is 2 × 7 × 3 × 135 × 4967. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 10, 48, 91, 759, 51, 7141, 2974, 27335, 80118, 199910, 374059, 8373459, 7878341, 56531804, 9506960, 303974509, 743747698, 1443851580, 7289208223

Basic calculations (n = 28162890)

Multiplication

n×y
n×2 56325780
n×3 84488670
n×4 112651560
n×5 140814450

Division

n÷y
n÷2 14081445
n÷3 9387630
n÷3 7040722.5
n÷5 5632578

Exponentiation

ny
n2 793148373152100
n3 2.2337350386762E+22
n4 6.2908434183382E+29
n5 1.7716833119788E+37

Nth Root

y√n
2√n 5306.8719600156
3√n 304.24660420623
4√n 72.848280419071
5√n 30.898361059946

Divisors of 28162890

1, 2, 3, 6, 7, 14, 21, 42, 135, 270, 405, 810, 945, 1890, 2835, 4967, 5670, 9934, 14901, 29802, 34769, 69538, 104307, 208614, 670545, 1341090, 2011635, 4023270, 4693815, 9387630, 14081445, 28162890

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28162889
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28162890 can be divided by 32 positive divisors. The sum of these divisors (counting 28162890) is 1, the average is 0.03125.

Base conversion 28162890

Base System Value
2 Binary 1101011011011101101001010
3 Ternary 1221222211020000
4 Quaternary 1223123231022
5 Quinary 24202203030
6 Senary 2443343430
8 Octal 153335512
10 Decimal 28162890
12 Duodecimal 9521b76
16 Hexadecimal 1adbb4a
20 Vigesimal 8g074a
36 Base36 grmmi

Cryptographic Hash Functions

md5 ec9fd350037a900b02968b151fe3b478
sha1 e2acbe2fc17718d792f300c5cbc824b8cf0954a5
sha256 edaa944ca2dee197d05a55da8572989cbc85ba00d53757be0f532046ce409553
sha512 db297dbb252fb37d6ff38b9b19e938c7a6b57e993f92118d4eb04a9b461f0c7d720188a28c6c14aaad1b6316f97687266dbaa66fe853a261acac4841f65b2fc4
ripemd-160 26079b3119ac379baf4b30b3c0a2f7164da624ad

28162890 as geometric shapes

Circle

Radius = n
Diameter 56325780
Circumference 176952656.65571
Area 2.4917491023013E+15

Sphere

Radius = n
Volume 9.3566474500948E+22
Surface area 9.9669964092053E+15
Circumference 176952656.65571

Square

Length = n
Perimeter 112651560
Area 793148373152100
Diagonal 39828340.993622

Cube

Length = n
Surface area 4758890238912600
Volume 2.2337350386762E+22
Space diagonal 48779556.367973

Equilateral Triangle

Length = n
Perimeter 84488670
Area 3.4344332006001E+14
Altitude 24389778.183987

Triangular Pyramid

Length = n
Surface area 3.4344332006001E+14
Volume 2.6324819887032E+21
Height 13276113.664541