20005428 (number)

20005428 is an even 8-digits composite number following 20005427 and preceding 20005429. In scientific notation, it is written as 2.0005428 × 10^7. The sum of its digits is 21. It has a total of 5 prime factors and 24 positive divisors. There are 6657120 positive integers (up to 20005428) that are relatively prime to 20005428.

Interesting facts

Basic properties

Name

Name twenty million five thousand four hundred twenty-eight

Notation

Scientific notation 2.0005428 × 10^7
Engineering notation 2.0005428 × 10^6

Prime Factorization of 20005428

Prime Factorization 2 × 2 × 3 × 829 × 2011

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 10002714
Product of the distinct prime numbers

The prime factorization of 20005428 is 2 × 2 × 3 × 829 × 2011. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 8, 33, 65, 537, 820, 8824, 5639, 65882, 85809, 27687, 239479, 8588975, 3467638, 76425738, 15021585, 834407534, 422266872, 6645529331, 4310893540

Basic calculations (n = 20005428)

Multiplication

n×y
n×2 40010856
n×3 60016284
n×4 80021712
n×5 100027140

Division

n÷y
n÷2 10002714
n÷3 6668476
n÷3 5001357
n÷5 4001085.6

Exponentiation

ny
n2 400217149463184
n3 8.006515367951E+21
n4 1.6017376672444E+29
n5 3.2043447576945E+36

Nth Root

y√n
2√n 4472.7427826782
3√n 271.46631586966
4√n 66.87856743889
5√n 28.855564143164

Divisors of 20005428

1, 2, 3, 4, 6, 12, 829, 1658, 2011, 2487, 3316, 4022, 4974, 6033, 8044, 9948, 12066, 24132, 1667119, 3334238, 5001357, 6668476, 10002714, 20005428

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 -20005427
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 20005428 can be divided by 24 positive divisors. The sum of these divisors (counting 20005428) is 1, the average is 0.041666666666667.

Base conversion 20005428

Base System Value
2 Binary 1001100010100001000110100
3 Ternary 1101122101021210
4 Quaternary 1030110020310
5 Quinary 20110133203
6 Senary 1552441420
8 Octal 114241064
10 Decimal 20005428
12 Duodecimal 6849270
16 Hexadecimal 1314234
20 Vigesimal 650db8
36 Base36 bwsac

Cryptographic Hash Functions

md5 18a5a09d182c40ad9edc9fda9e60b4f1
sha1 14c25379dc231bd188953f56164da6f063354c88
sha256 7700326347afc8fe8458ffc69d3bee20ee8557ead42d64eb6dc6423488fb8750
sha512 9f0b98aeaf7be6ac25ed4bdff24c0d1ecda98a14e37117ee4a0e123044c595c787c351c87b71b0adda149a26d3774fc68ecaa695e17379fecab0006c6de5ad49
ripemd-160 6f090ef6029471010a33e32edb3e7d3709a5e9ba

20005428 as geometric shapes

Circle

Radius = n
Diameter 40010856
Circumference 125697811.27344
Area 1.2573192565942E+15

Sphere

Radius = n
Volume 3.3537613147745E+22
Surface area 5.0292770263767E+15
Circumference 125697811.27344

Square

Length = n
Perimeter 80021712
Area 400217149463184
Diagonal 28291947.598678

Cube

Length = n
Surface area 2401302896779104
Volume 8.006515367951E+21
Space diagonal 34650417.723161

Equilateral Triangle

Length = n
Perimeter 60016284
Area 1.7329910923266E+14
Altitude 17325208.861581

Triangular Pyramid

Length = n
Surface area 1.7329910923266E+14
Volume 9.4357688505874E+20
Height 9430649.1995595