20161728 (number)

20161728 is an even 8-digits composite number following 20161727 and preceding 20161729. In scientific notation, it is written as 2.0161728 × 10^7. The sum of its digits is 27. It has a total of 10 prime factors and 112 positive divisors. There are 6021120 positive integers (up to 20161728) that are relatively prime to 20161728.

Interesting facts

Basic properties

Name

Name twenty million one hundred sixty-one thousand seven hundred twenty-eight

Notation

Scientific notation 2.0161728 × 10^7
Engineering notation 2.0161728 × 10^6

Prime Factorization of 20161728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 9 × 17 × 71 × 29

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 630054
Product of the distinct prime numbers

The prime factorization of 20161728 is 2 × 2 × 2 × 2 × 2 × 2 × 9 × 17 × 71 × 29. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20161728)

Multiplication

n×y
n×2 40323456
n×3 60485184
n×4 80646912
n×5 100808640

Division

n÷y
n÷2 10080864
n÷3 6720576
n÷3 5040432
n÷5 4032345.6

Exponentiation

ny
n2 406495275945984
n3 8.1956471869079E+21
n4 1.652384093664E+29
n5 3.331491864798E+36

Nth Root

y√n
2√n 4490.1812880996
3√n 272.17146052125
4√n 67.00881500295
5√n 28.900512899718

Divisors of 20161728

112 divisors

τ Total Divisors 112
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20161727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0089285714285714
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 112
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20161728 can be divided by 112 positive divisors. The sum of these divisors (counting 20161728) is 1, the average is 0.0089285714285714.

Base conversion 20161728

Base System Value
2 Binary 1001100111010010011000000
3 Ternary 1101221022200200
4 Quaternary 1030322103000
5 Quinary 20130133403
6 Senary 2000045200
8 Octal 114722300
10 Decimal 20161728
12 Duodecimal 6903800
16 Hexadecimal 133a4c0
20 Vigesimal 660468
36 Base36 c04w0

Cryptographic Hash Functions

md5 c29647fd5025c8368bb3339a07469a24
sha1 153735c2143866a298d274e57c8c1c499a77ddef
sha256 11efea2e5c904f7db2977011ef4a2d5a48ace97f75a81ca452334277586efff6
sha512 b111bfe73529f7ad15d6d5016dd291155a10a2d97ee4b1be0c4c03bc382434ed523a331a80dcfb7ab091f536d42ef030115acac7b15db9cd737112e3538fba27
ripemd-160 a3d98af882eb2285664726ca067df70a57287d38

20161728 as geometric shapes

Circle

Radius = n
Diameter 40323456
Circumference 126679873.13695
Area 1.2770425726309E+15

Sphere

Radius = n
Volume 3.4329846658405E+22
Surface area 5.1081702905234E+15
Circumference 126679873.13695

Square

Length = n
Perimeter 80646912
Area 406495275945984
Diagonal 28512989.178477

Cube

Length = n
Surface area 2438971655675904
Volume 8.1956471869079E+21
Space diagonal 34921137.264384

Equilateral Triangle

Length = n
Perimeter 60485184
Area 1.7601761774379E+14
Altitude 17460568.632192

Triangular Pyramid

Length = n
Surface area 1.7601761774379E+14
Volume 9.6586628367917E+20
Height 9504329.7261591