28131424 (number)

28131424 is an even 8-digits composite number following 28131423 and preceding 28131425. In scientific notation, it is written as 2.8131424 × 10^7. The sum of its digits is 25. It has a total of 7 prime factors and 24 positive divisors. There are 13854720 positive integers (up to 28131424) that are relatively prime to 28131424.

Interesting facts

Basic properties

Name

Name twenty-eight million one hundred thirty-one thousand four hundred twenty-four

Notation

Scientific notation 2.8131424 × 10^7
Engineering notation 2.8131424 × 10^6

Prime Factorization of 28131424

Prime Factorization 2 × 2 × 2 × 2 × 2 × 67 × 13121

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1758214
Product of the distinct prime numbers

The prime factorization of 28131424 is 2 × 2 × 2 × 2 × 2 × 67 × 13121. Since it has a total of 7 prime factors.

Most popular turbo-numbers

9, 5, 83, 57, 631, 67, 9647, 9004, 27240, 22884, 264619, 736274, 3272273, 4594666, 81601079, 61963873, 504125608, 849661413, 8282827122, 5985552714

Basic calculations (n = 28131424)

Multiplication

n×y
n×2 56262848
n×3 84394272
n×4 112525696
n×5 140657120

Division

n÷y
n÷2 14065712
n÷3 9377141.3333333
n÷3 7032856
n÷5 5626284.8

Exponentiation

ny
n2 791377016267776
n3 2.2262562388484E+22
n4 6.2627758187689E+29
n5 1.7618080197473E+37

Nth Root

y√n
2√n 5303.9064848468
3√n 304.13325183271
4√n 72.827923798821
5√n 30.891453511522

Divisors of 28131424

1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 13121, 26242, 52484, 104968, 209936, 419872, 879107, 1758214, 3516428, 7032856, 14065712, 28131424

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 -28131423
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 28131424 can be divided by 24 positive divisors. The sum of these divisors (counting 28131424) is 1, the average is 0.041666666666667.

Base conversion 28131424

Base System Value
2 Binary 1101011010100000001100000
3 Ternary 1221221020001121
4 Quaternary 1223110001200
5 Quinary 24200201144
6 Senary 2442542024
8 Octal 153240140
10 Decimal 28131424
12 Duodecimal 9507914
16 Hexadecimal 1ad4060
20 Vigesimal 8fg8b4
36 Base36 gqycg

Cryptographic Hash Functions

md5 7aae73b7d89b74872d6e8dbb59df6ba9
sha1 57910c2164b3876bf715a8b30b2e294e0802ad33
sha256 4f227d6d20222d6a4f6fc348fb71a233fbe394627750eba734b9b2428b6e5df3
sha512 5e3c68f6318b8c9965839e89c3793f773297e9cf0ae831084e2b90f3c14781b1b9830e16b6810f7eef9a3073b701ba5e773f08c5ea84fe86938ffbd7b4e36a7d
ripemd-160 8acba82d2fdaa1349dc4148d6cacf49ae8219e6a

28131424 as geometric shapes

Circle

Radius = n
Diameter 56262848
Circumference 176754949.94684
Area 2.4861842205267E+15

Sphere

Radius = n
Volume 9.3253203266326E+22
Surface area 9.9447368821066E+15
Circumference 176754949.94684

Square

Length = n
Perimeter 112525696
Area 791377016267776
Diagonal 39783841.349668

Cube

Length = n
Surface area 4748262097606656
Volume 2.2262562388484E+22
Space diagonal 48725055.657262

Equilateral Triangle

Length = n
Perimeter 84394272
Area 3.4267630002951E+14
Altitude 24362527.828631

Triangular Pyramid

Length = n
Surface area 3.4267630002951E+14
Volume 2.6236681385809E+21
Height 13261280.449889