28709780 (number)

28709780 is an even 8-digits composite number following 28709779 and preceding 28709781. In scientific notation, it is written as 2.8709780 × 10^7. The sum of its digits is 41. It has a total of 5 prime factors and 24 positive divisors. There are 10154880 positive integers (up to 28709780) that are relatively prime to 28709780.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred nine thousand seven hundred eighty

Notation

Scientific notation 2.8709780 × 10^7
Engineering notation 2.8709780 × 10^6

Prime Factorization of 28709780

Prime Factorization 2 × 2 × 55 × 37 × 3527

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14354890
Product of the distinct prime numbers

The prime factorization of 28709780 is 2 × 2 × 55 × 37 × 3527. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 4, 36, 15, 94, 598, 7648, 7279, 71276, 67760, 178555, 113400, 3961767, 5612896, 88188601, 89000569, 685337575, 277621176, 4096226850, 9540011729

Basic calculations (n = 28709780)

Multiplication

n×y
n×2 57419560
n×3 86129340
n×4 114839120
n×5 143548900

Division

n÷y
n÷2 14354890
n÷3 9569926.6666667
n÷3 7177445
n÷5 5741956

Exponentiation

ny
n2 824251467648400
n3 2.3664078300863E+22
n4 6.7939048192054E+29
n5 1.9505151270033E+37

Nth Root

y√n
2√n 5358.1508004161
3√n 306.20336204974
4√n 73.199390710689
5√n 31.017441578955

Divisors of 28709780

1, 2, 4, 37, 55, 74, 110, 148, 220, 2035, 3527, 4070, 7054, 8140, 14108, 130499, 193985, 260998, 387970, 521996, 775940, 7177445, 14354890, 28709780

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 -28709779
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 28709780 can be divided by 24 positive divisors. The sum of these divisors (counting 28709780) is 1, the average is 0.041666666666667.

Base conversion 28709780

Base System Value
2 Binary 1101101100001001110010100
3 Ternary 2000000121102012
4 Quaternary 1231201032110
5 Quinary 24322203110
6 Senary 2503203352
8 Octal 155411624
10 Decimal 28709780
12 Duodecimal 9746558
16 Hexadecimal 1b61394
20 Vigesimal 8j8e90
36 Base36 h3clw

Cryptographic Hash Functions

md5 5eb7da17de7559e15f0fd1b1132f0ca0
sha1 5e5698de12b1ec243018f8beda711a43d77ed7aa
sha256 ed79765fc2d792802b3043b81e654a90c96a320fb4a3a3d84aa250e8e7790964
sha512 79a389d42231919ebf96836d6fbd2347dbc7f58f0c13bb3134cc47480915bbe65aee000d8fc30077ec53eb31e55f049bd9614e4e2950a43f220ea8fd7d8e1da9
ripemd-160 009a3ce9f444b4bc9e219e38d74e2c14efd2d8c6

28709780 as geometric shapes

Circle

Radius = n
Diameter 57419560
Circumference 180388867.86836
Area 2.5894623554748E+15

Sphere

Radius = n
Volume 9.9123859391952E+22
Surface area 1.0357849421899E+16
Circumference 180388867.86836

Square

Length = n
Perimeter 114839120
Area 824251467648400
Diagonal 40601760.248748

Cube

Length = n
Surface area 4945508805890400
Volume 2.3664078300863E+22
Space diagonal 49726797.634125

Equilateral Triangle

Length = n
Perimeter 86129340
Area 3.5691135504506E+14
Altitude 24863398.817062

Triangular Pyramid

Length = n
Surface area 3.5691135504506E+14
Volume 2.7888383728449E+21
Height 13533920.082916