28540538 (number)

28540538 is an even 8-digits composite number following 28540537 and preceding 28540539. In scientific notation, it is written as 2.8540538 × 10^7. The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors. There are 13048176 positive integers (up to 28540538) that are relatively prime to 28540538.

Interesting facts

Basic properties

Name

Name twenty-eight million five hundred forty thousand five hundred thirty-eight

Notation

Scientific notation 2.8540538 × 10^7
Engineering notation 2.8540538 × 10^6

Prime Factorization of 28540538

Prime Factorization 2 × 13 × 107 × 10259

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28540538
Product of the distinct prime numbers

The prime factorization of 28540538 is 2 × 13 × 107 × 10259. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 9, 47, 4, 986, 435, 7058, 3976, 28775, 35997, 56431, 137931, 8572350, 6678959, 16840004, 98813218, 620745295, 610042792, 4916530212, 8750244262

Basic calculations (n = 28540538)

Multiplication

n×y
n×2 57081076
n×3 85621614
n×4 114162152
n×5 142702690

Division

n÷y
n÷2 14270269
n÷3 9513512.6666667
n÷3 7135134.5
n÷5 5708107.6

Exponentiation

ny
n2 814562309329444
n3 2.3248046542785E+22
n4 6.6351175578012E+29
n5 1.8936982479289E+37

Nth Root

y√n
2√n 5342.3345084336
3√n 305.60049392069
4√n 73.091275186807
5√n 30.980785945477

Divisors of 28540538

1, 2, 13, 26, 107, 214, 1391, 2782, 10259, 20518, 133367, 266734, 1097713, 2195426, 14270269, 28540538

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28540537
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28540538 can be divided by 16 positive divisors. The sum of these divisors (counting 28540538) is 1, the average is 0.0625.

Base conversion 28540538

Base System Value
2 Binary 1101100110111111001111010
3 Ternary 1222201000020222
4 Quaternary 1230313321322
5 Quinary 24301244123
6 Senary 2455420042
8 Octal 154677172
10 Decimal 28540538
12 Duodecimal 9684622
16 Hexadecimal 1b37e7a
20 Vigesimal 8i7b6i
36 Base36 gzq0q

Cryptographic Hash Functions

md5 58ab0519a3b8799fbafb4ab9af9d3bc9
sha1 b9dff2f242cafb423300fe00d627540a7ca1d6d3
sha256 47df9438fd89806ef8826fdfd83f9126cf8ed04cb8eecedb464297bade0e2508
sha512 0a38735d64179dda44fdc452b73f6c6439f7c7b92a11d6d93aed6354b25c5fece0e22227eea3fd102b2ee6ccc6cde5d0e7561e259c927245115ee65ce58dd4ec
ripemd-160 93515a942738b3ced515646f9bf849e0217a4d8b

28540538 as geometric shapes

Circle

Radius = n
Diameter 57081076
Circumference 179325489.0206
Area 2.5590229668805E+15

Sphere

Radius = n
Volume 9.7381189638835E+22
Surface area 1.0236091867522E+16
Circumference 179325489.0206

Square

Length = n
Perimeter 114162152
Area 814562309329444
Diagonal 40362415.917025

Cube

Length = n
Surface area 4887373855976664
Volume 2.3248046542785E+22
Space diagonal 49433661.89135

Equilateral Triangle

Length = n
Perimeter 85621614
Area 3.5271582642231E+14
Altitude 24716830.945675

Triangular Pyramid

Length = n
Surface area 3.5271582642231E+14
Volume 2.7398085599573E+21
Height 13454138.639008