28996820 (number)

28996820 is an even 8-digits composite number following 28996819 and preceding 28996821. In scientific notation, it is written as 2.8996820 × 10^7. The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors. There are 11598720 positive integers (up to 28996820) that are relatively prime to 28996820.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-six thousand eight hundred twenty

Notation

Scientific notation 2.8996820 × 10^7
Engineering notation 2.8996820 × 10^6

Prime Factorization of 28996820

Prime Factorization 2 × 2 × 5 × 1449841

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14498410
Product of the distinct prime numbers

The prime factorization of 28996820 is 2 × 2 × 5 × 1449841. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 6, 80, 1, 211, 288, 9390, 7110, 93448, 81332, 954576, 354515, 6315454, 3144017, 51284474, 62911522, 74673379, 225195468, 412128264, 8856228752

Basic calculations (n = 28996820)

Multiplication

n×y
n×2 57993640
n×3 86990460
n×4 115987280
n×5 144984100

Division

n÷y
n÷2 14498410
n÷3 9665606.6666667
n÷3 7249205
n÷5 5799364

Exponentiation

ny
n2 840815570112400
n3 2.4380977739747E+22
n4 7.0697082294344E+29
n5 2.0499905698143E+37

Nth Root

y√n
2√n 5384.8695434523
3√n 307.22045231038
4√n 73.381670350656
5√n 31.079217410906

Divisors of 28996820

1, 2, 4, 5, 10, 20, 1449841, 2899682, 5799364, 7249205, 14498410, 28996820

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 -28996819
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 28996820 can be divided by 12 positive divisors. The sum of these divisors (counting 28996820) is 1, the average is 0.083333333333333.

Base conversion 28996820

Base System Value
2 Binary 1101110100111010011010100
3 Ternary 2000120012011022
4 Quaternary 1232213103110
5 Quinary 24410344240
6 Senary 2513300312
8 Octal 156472324
10 Decimal 28996820
12 Duodecimal 9864698
16 Hexadecimal 1ba74d4
20 Vigesimal 914c10
36 Base36 h9i38

Cryptographic Hash Functions

md5 a055b9c73690a45d329f7d8cf9d11e78
sha1 52b669dd190e56ec7adaeb2092c7a093febb5e5d
sha256 9bae96ab312f06262d24b87e02e737450ae5ad67626bc8e4dc651600d75f397c
sha512 08e3187ecd07afb50a38f7119c83e033de6f3e667b6b432cf278b7b804b751d784573cd287ae10782797cb71bd4bedaef4e929a29db6e7e22dbcacd0289923d3
ripemd-160 12d4f953773541905ae37e7292062dafa2d9f506

28996820 as geometric shapes

Circle

Radius = n
Diameter 57993640
Circumference 182192393.37893
Area 2.641500018089E+15

Sphere

Radius = n
Volume 1.0212680073937E+23
Surface area 1.0566000072356E+16
Circumference 182192393.37893

Square

Length = n
Perimeter 115987280
Area 840815570112400
Diagonal 41007696.109691

Cube

Length = n
Surface area 5044893420674400
Volume 2.4380977739747E+22
Space diagonal 50223965.497929

Equilateral Triangle

Length = n
Perimeter 86990460
Area 3.6408382180742E+14
Altitude 25111982.748965

Triangular Pyramid

Length = n
Surface area 3.6408382180742E+14
Volume 2.8733257819555E+21
Height 13669232.036564