28067428 (number)

28067428 is an even 8-digits composite number following 28067427 and preceding 28067429. In scientific notation, it is written as 2.8067428 × 10^7. The sum of its digits is 37. It has a total of 4 prime factors and 12 positive divisors. There are 13939232 positive integers (up to 28067428) that are relatively prime to 28067428.

Interesting facts

Basic properties

Name

Name twenty-eight million sixty-seven thousand four hundred twenty-eight

Notation

Scientific notation 2.8067428 × 10^7
Engineering notation 2.8067428 × 10^6

Prime Factorization of 28067428

Prime Factorization 2 × 2 × 149 × 47093

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14033714
Product of the distinct prime numbers

The prime factorization of 28067428 is 2 × 2 × 149 × 47093. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 4, 36, 86, 682, 210, 5807, 6932, 92810, 5759, 565599, 842966, 9217904, 8674296, 77533276, 16815359, 802470185, 871064096, 2695662579, 6154249805

Basic calculations (n = 28067428)

Multiplication

n×y
n×2 56134856
n×3 84202284
n×4 112269712
n×5 140337140

Division

n÷y
n÷2 14033714
n÷3 9355809.3333333
n÷3 7016857
n÷5 5613485.6

Exponentiation

ny
n2 787780514535184
n3 2.2110972871519E+22
n4 6.2059813908132E+29
n5 1.7418593585599E+37

Nth Root

y√n
2√n 5297.8701380838
3√n 303.90245312099
4√n 72.786469471213
5√n 30.877385749862

Divisors of 28067428

1, 2, 4, 149, 298, 596, 47093, 94186, 188372, 7016857, 14033714, 28067428

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28067427
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28067428 can be divided by 12 positive divisors. The sum of these divisors (counting 28067428) is 1, the average is 0.083333333333333.

Base conversion 28067428

Base System Value
2 Binary 1101011000100011001100100
3 Ternary 1221210222021101
4 Quaternary 1223010121210
5 Quinary 24141124203
6 Senary 2441325444
8 Octal 153043144
10 Decimal 28067428
12 Duodecimal 9496884
16 Hexadecimal 1ac4664
20 Vigesimal 8f88b8
36 Base36 gpkys

Cryptographic Hash Functions

md5 c7688cee5014e720bcb43a210dee0f31
sha1 35a9290153cd4b83bc2d6e0c10c1db5843e4824f
sha256 51fadecc17fb27aa99416932b75736e28bb862c13257ee7dbe733cc7a06e1121
sha512 602f83a2f7e707785db57d1290691c66d8360f0aaf799eb61a4d0769ee246c14638b465c221c6d402aa5f50660172017b9748c24aeb6ad55605758a2eebeb7b6
ripemd-160 6b12c8b75259efd167151d7ec53128f3e6a81883

28067428 as geometric shapes

Circle

Radius = n
Diameter 56134856
Circumference 176352851.21992
Area 2.4748854771049E+15

Sphere

Radius = n
Volume 9.2618226582517E+22
Surface area 9.8995419084197E+15
Circumference 176352851.21992

Square

Length = n
Perimeter 112269712
Area 787780514535184
Diagonal 39693337.33853

Cube

Length = n
Surface area 4726683087211104
Volume 2.2110972871519E+22
Space diagonal 48614211.333781

Equilateral Triangle

Length = n
Perimeter 84202284
Area 3.4111896909692E+14
Altitude 24307105.666891

Triangular Pyramid

Length = n
Surface area 3.4111896909692E+14
Volume 2.6058031426805E+21
Height 13231112.446177