28395940 (number)

28395940 is an even 8-digits composite number following 28395939 and preceding 28395941. In scientific notation, it is written as 2.8395940 × 10^7. The sum of its digits is 40. It has a total of 5 prime factors and 24 positive divisors. There are 11188320 positive integers (up to 28395940) that are relatively prime to 28395940.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred ninety-five thousand nine hundred forty

Notation

Scientific notation 2.8395940 × 10^7
Engineering notation 2.8395940 × 10^6

Prime Factorization of 28395940

Prime Factorization 2 × 2 × 5 × 67 × 21191

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14197970
Product of the distinct prime numbers

The prime factorization of 28395940 is 2 × 2 × 5 × 67 × 21191. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 9, 77, 43, 874, 907, 178, 769, 11209, 56009, 93220, 799540, 2978158, 9191486, 56036238, 71370466, 672872334, 121567104, 9189644337, 4859156006

Basic calculations (n = 28395940)

Multiplication

n×y
n×2 56791880
n×3 85187820
n×4 113583760
n×5 141979700

Division

n÷y
n÷2 14197970
n÷3 9465313.3333333
n÷3 7098985
n÷5 5679188

Exponentiation

ny
n2 806329408483600
n3 2.2896481503536E+22
n4 6.5016711498551E+29
n5 1.8462106387102E+37

Nth Root

y√n
2√n 5328.7841014625
3√n 305.08352097681
4√n 72.998521227916
5√n 30.949329874837

Divisors of 28395940

1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 21191, 42382, 84764, 105955, 211910, 423820, 1419797, 2839594, 5679188, 7098985, 14197970, 28395940

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28395939
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28395940 can be divided by 24 positive divisors. The sum of these divisors (counting 28395940) is 1, the average is 0.041666666666667.

Base conversion 28395940

Base System Value
2 Binary 1101100010100100110100100
3 Ternary 1222102122220111
4 Quaternary 1230110212210
5 Quinary 24232132230
6 Senary 2452342404
8 Octal 154244644
10 Decimal 28395940
12 Duodecimal 9614a04
16 Hexadecimal 1b149a4
20 Vigesimal 8h99h0
36 Base36 gwmg4

Cryptographic Hash Functions

md5 520e9cdfbf2563b88f4dff45a3ca9ee6
sha1 29db1e78bbec2fca0680f8e8e11c69ded39d8a79
sha256 3a7d1ac096cdc30b9d9498fb62ccc61c08cf78d8e447ffe4829323cb3781b04e
sha512 fdc0ca286236293cef20f2197df33d83694f2132599478a16c9d580ec0d10e565ee4d26b1f0220de495c4646789f839796f9fb09031fcf01a0342d647e5f6320
ripemd-160 9a73b8972a635553f40dfb11a6a4361458d4cfe2

28395940 as geometric shapes

Circle

Radius = n
Diameter 56791880
Circumference 178416952.99155
Area 2.5331585460655E+15

Sphere

Radius = n
Volume 9.5908557446084E+22
Surface area 1.0132634184262E+16
Circumference 178416952.99155

Square

Length = n
Perimeter 113583760
Area 806329408483600
Diagonal 40157923.464333

Cube

Length = n
Surface area 4837976450901600
Volume 2.2896481503536E+22
Space diagonal 49183210.808677

Equilateral Triangle

Length = n
Perimeter 85187820
Area 3.4915087578264E+14
Altitude 24591605.404339

Triangular Pyramid

Length = n
Surface area 3.4915087578264E+14
Volume 2.6983762227438E+21
Height 13385974.488111