28809740 (number)

28809740 is an even 8-digits composite number following 28809739 and preceding 28809741. In scientific notation, it is written as 2.8809740 × 10^7. The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors. There are 11306048 positive integers (up to 28809740) that are relatively prime to 28809740.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8809740 × 10^7
Engineering notation 2.8809740 × 10^6

Prime Factorization of 28809740

Prime Factorization 2 × 2 × 5 × 53 × 27179

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14404870
Product of the distinct prime numbers

The prime factorization of 28809740 is 2 × 2 × 5 × 53 × 27179. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 3, 82, 83, 997, 598, 6003, 4562, 13333, 9989, 955927, 66918, 4265057, 2915607, 14708435, 48428405, 895995955, 534237065, 3628812407, 2704086018

Basic calculations (n = 28809740)

Multiplication

n×y
n×2 57619480
n×3 86429220
n×4 115238960
n×5 144048700

Division

n÷y
n÷2 14404870
n÷3 9603246.6666667
n÷3 7202435
n÷5 5761948

Exponentiation

ny
n2 830001118867600
n3 2.3912116434285E+22
n4 6.8890185732147E+29
n5 1.9847083394949E+37

Nth Root

y√n
2√n 5367.4705402079
3√n 306.55832394176
4√n 73.263023007571
5√n 31.039010496583

Divisors of 28809740

1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 27179, 54358, 108716, 135895, 271790, 543580, 1440487, 2880974, 5761948, 7202435, 14404870, 28809740

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 -28809739
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 28809740 can be divided by 24 positive divisors. The sum of these divisors (counting 28809740) is 1, the average is 0.041666666666667.

Base conversion 28809740

Base System Value
2 Binary 1101101111001101000001100
3 Ternary 2000012200112102
4 Quaternary 1231321220030
5 Quinary 24333402430
6 Senary 2505254232
8 Octal 155715014
10 Decimal 28809740
12 Duodecimal 9794378
16 Hexadecimal 1b79a0c
20 Vigesimal 901470
36 Base36 h5hqk

Cryptographic Hash Functions

md5 1f84c42eeb351fb3b55004344a865734
sha1 127fc99d626dda6c931976749cc840836aeffcac
sha256 bd71ddad929fc4eda28b58d5c3baf7672e211bb98176068530478388e3bf491c
sha512 f863f9b3d2a58a84dc76ba129a41c7d4d076a8e5bccd8bd5aab807ae0e31b7cc87c4e87f9141e48de4b6da3628e48a1448be7f02cda91ae0f285471ba89ee44c
ripemd-160 0e5f251a018db088028abc95f38c06684027fd07

28809740 as geometric shapes

Circle

Radius = n
Diameter 57619480
Circumference 181016935.07166
Area 2.6075254175058E+15

Sphere

Radius = n
Volume 1.0016283909564E+23
Surface area 1.0430101670023E+16
Circumference 181016935.07166

Square

Length = n
Perimeter 115238960
Area 830001118867600
Diagonal 40743125.036443

Cube

Length = n
Surface area 4980006713205600
Volume 2.3912116434285E+22
Space diagonal 49899933.432849

Equilateral Triangle

Length = n
Perimeter 86429220
Area 3.5940102705442E+14
Altitude 24949966.716425

Triangular Pyramid

Length = n
Surface area 3.5940102705442E+14
Volume 2.8180699472008E+21
Height 13581041.678814