20160728 (number)

20160728 is an even 8-digits composite number following 20160727 and preceding 20160729. In scientific notation, it is written as 2.0160728 × 10^7. The sum of its digits is 26. It has a total of 6 prime factors and 32 positive divisors. There are 8586240 positive integers (up to 20160728) that are relatively prime to 20160728.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.0160728 × 10^7
Engineering notation 2.0160728 × 10^6

Prime Factorization of 20160728

Prime Factorization 2 × 2 × 2 × 7 × 173 × 2081

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 5040182
Product of the distinct prime numbers

The prime factorization of 20160728 is 2 × 2 × 2 × 7 × 173 × 2081. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 3, 79, 44, 918, 988, 7421, 6743, 45640, 46111, 399123, 101907, 6431816, 1997458, 80020769, 81243375, 736428046, 98265253, 2808005505, 5355175136

Basic calculations (n = 20160728)

Multiplication

n×y
n×2 40321456
n×3 60482184
n×4 80642912
n×5 100803640

Division

n÷y
n÷2 10080364
n÷3 6720242.6666667
n÷3 5040182
n÷5 4032145.6

Exponentiation

ny
n2 406454953489984
n3 8.1944277615642E+21
n4 1.6520562921655E+29
n5 3.3306657547036E+36

Nth Root

y√n
2√n 4490.0699326402
3√n 272.16696064305
4√n 67.007984096227
5√n 28.900226207165

Divisors of 20160728

1, 2, 4, 7, 8, 14, 28, 56, 173, 346, 692, 1211, 1384, 2081, 2422, 4162, 4844, 8324, 9688, 14567, 16648, 29134, 58268, 116536, 360013, 720026, 1440052, 2520091, 2880104, 5040182, 10080364, 20160728

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20160727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20160728 can be divided by 32 positive divisors. The sum of these divisors (counting 20160728) is 1, the average is 0.03125.

Base conversion 20160728

Base System Value
2 Binary 1001100111010000011011000
3 Ternary 1101221021022122
4 Quaternary 1030322003120
5 Quinary 20130120403
6 Senary 2000040412
8 Octal 114720330
10 Decimal 20160728
12 Duodecimal 6903108
16 Hexadecimal 133a0d8
20 Vigesimal 6601g8
36 Base36 c0448

Cryptographic Hash Functions

md5 6f66bda88f341140dd87cf7b246fb5bf
sha1 977dbc69b5409541669eaf2cdf6f8a77c6c10ccc
sha256 cebc373aebbb463b951051c28a2d4d162fb10237b49fa129747ef9d1c62fe469
sha512 5e3a3f7e2459dba7c078ccfad6004811369825a0679ce014e79c2baf684401f6c02d0cab4e4e57312417a5ca0f29bd4d6b2e9e0a35e4f7dbfbbeb0302b494b06
ripemd-160 bf05e41eb09f3fab3912d057ef5c3d2a21467379

20160728 as geometric shapes

Circle

Radius = n
Diameter 40321456
Circumference 126673589.95164
Area 1.2769158958993E+15

Sphere

Radius = n
Volume 3.432473874147E+22
Surface area 5.1076635835973E+15
Circumference 126673589.95164

Square

Length = n
Perimeter 80642912
Area 406454953489984
Diagonal 28511574.964915

Cube

Length = n
Surface area 2438729720939904
Volume 8.1944277615642E+21
Space diagonal 34919405.213576

Equilateral Triangle

Length = n
Perimeter 60482184
Area 1.7600015760817E+14
Altitude 17459702.606788

Triangular Pyramid

Length = n
Surface area 1.7600015760817E+14
Volume 9.6572257302423E+20
Height 9503858.3216383