20738 (number)

20738 is an even 5-digits composite number following 20737 and preceding 20739. In scientific notation, it is written as 2.0738 × 10^4. The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors. There are 10368 positive integers (up to 20738) that are relatively prime to 20738.

Interesting facts

Basic properties

Name

Name twenty thousand seven hundred thirty-eight

Notation

Scientific notation 2.0738 × 10^4
Engineering notation 2.0738 × 10^3

Prime Factorization of 20738

Prime Factorization 2 × 10369

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 20738
Product of the distinct prime numbers

The prime factorization of 20738 is 2 × 10369. Since it has a total of 2 prime factors.

Most popular turbo-numbers

6, 7, 27, 53, 125, 479, 5879, 2935, 61369, 87750, 166277, 397943, 2563226, 3538535, 93727236, 76376906, 177564834, 493279628, 3037077219, 5385733840

Basic calculations (n = 20738)

Multiplication

n×y
n×2 41476
n×3 62214
n×4 82952
n×5 103690

Division

n÷y
n÷2 10369
n÷3 6912.6666666667
n÷3 5184.5
n÷5 4147.6

Exponentiation

ny
n2 430064644
n3 8918680587272
n4 184955598018846736
n5 3.8356091917148E+21

Nth Root

y√n
2√n 144.006944277
3√n 27.474025060047
4√n 12.000289341387
5√n 7.3005129223649

Divisors of 20738

1, 2, 10369, 20738

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20737
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20738 can be divided by 4 positive divisors. The sum of these divisors (counting 20738) is 1, the average is 0.25.

Base conversion 20738

Base System Value
2 Binary 101000100000010
3 Ternary 1001110002
4 Quaternary 11010002
5 Quinary 1130423
6 Senary 240002
8 Octal 50402
10 Decimal 20738
12 Duodecimal 10002
16 Hexadecimal 5102
20 Vigesimal 2bgi
36 Base36 g02

Cryptographic Hash Functions

md5 e0c082bdcbcf050ff454698580c89289
sha1 756b19374757ca0f82904e86b7aea334a0732db6
sha256 619124f3544f31f2ec5cd280c6ea59d75525dda8491dff92d35312977dfd345d
sha512 9d5661dfab3c3de0906d0b300e7c082502aa81b4a8bd23c358b953ad039919ee4933e2c2759bbcd693ec1959b72ad5e7e721f65a0e32e125da20894316119e47
ripemd-160 fce74d7aea798ae0bba17f0066e256885b6b07d1

20738 as geometric shapes

Circle

Radius = n
Diameter 41476
Circumference 130300.69690029
Area 1351087926.1591

Sphere

Radius = n
Volume 37358481883583
Surface area 5404351704.6364
Circumference 130300.69690029

Square

Length = n
Perimeter 82952
Area 430064644
Diagonal 29327.960856493

Cube

Length = n
Surface area 2580387864
Volume 8918680587272
Space diagonal 35919.269647363

Equilateral Triangle

Length = n
Perimeter 62214
Area 186223453.48676
Altitude 17959.634823682

Triangular Pyramid

Length = n
Surface area 186223453.48676
Volume 1051076587082.8
Height 9775.9869521644