28078836 (number)

28078836 is an even 8-digits composite number following 28078835 and preceding 28078837. In scientific notation, it is written as 2.8078836 × 10^7. The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors. There are 9273312 positive integers (up to 28078836) that are relatively prime to 28078836.

Interesting facts

Basic properties

Name

Name twenty-eight million seventy-eight thousand eight hundred thirty-six

Notation

Scientific notation 2.8078836 × 10^7
Engineering notation 2.8078836 × 10^6

Prime Factorization of 28078836

Prime Factorization 2 × 2 × 3 × 109 × 21467

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14039418
Product of the distinct prime numbers

The prime factorization of 28078836 is 2 × 2 × 3 × 109 × 21467. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 9, 25, 7, 977, 897, 4117, 6449, 79790, 11322, 291906, 146352, 501750, 7064398, 70901737, 71858881, 503174429, 967023738, 5145837433, 7467495770

Basic calculations (n = 28078836)

Multiplication

n×y
n×2 56157672
n×3 84236508
n×4 112315344
n×5 140394180

Division

n÷y
n÷2 14039418
n÷3 9359612
n÷3 7019709
n÷5 5615767.2

Exponentiation

ny
n2 788421031114896
n3 2.2137944831626E+22
n4 6.2160772230428E+29
n5 1.7454021290915E+37

Nth Root

y√n
2√n 5298.9466877862
3√n 303.94362123921
4√n 72.793864355357
5√n 30.879895363225

Divisors of 28078836

1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 21467, 42934, 64401, 85868, 128802, 257604, 2339903, 4679806, 7019709, 9359612, 14039418, 28078836

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 -28078835
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 28078836 can be divided by 24 positive divisors. The sum of these divisors (counting 28078836) is 1, the average is 0.041666666666667.

Base conversion 28078836

Base System Value
2 Binary 1101011000111001011110100
3 Ternary 1221211112220220
4 Quaternary 1223013023310
5 Quinary 24142010321
6 Senary 2441454340
8 Octal 153071364
10 Decimal 28078836
12 Duodecimal 94a13b0
16 Hexadecimal 1ac72f4
20 Vigesimal 8f9h1g
36 Base36 gptro

Cryptographic Hash Functions

md5 2390137f6bf1526be03b78062b1f841e
sha1 5440b40b065f41421e9af182a6c40b096a43e512
sha256 f27e0443bee7c39b9785c2bb69cad36395d5dc975f952eba687052a76d383a1e
sha512 b978fe13a135e4ffa70631f11160e5e85a5065166d0d320ddb8c8c513709f620c8fe03dfcf50b066a163f2f98f19aad25acccfddaec50c485f21a7cb5580d461
ripemd-160 15f97a5d57da48d363e46566a60771f7535da01f

28078836 as geometric shapes

Circle

Radius = n
Diameter 56157672
Circumference 176424529.79791
Area 2.4768977192862E+15

Sphere

Radius = n
Volume 9.2731206464817E+22
Surface area 9.907590877145E+15
Circumference 176424529.79791

Square

Length = n
Perimeter 112315344
Area 788421031114896
Diagonal 39709470.68685

Cube

Length = n
Surface area 4730526186689376
Volume 2.2137944831626E+22
Space diagonal 48633970.569394

Equilateral Triangle

Length = n
Perimeter 84236508
Area 3.4139632091171E+14
Altitude 24316985.284697

Triangular Pyramid

Length = n
Surface area 3.4139632091171E+14
Volume 2.6089818186627E+21
Height 13236490.22895