20456728 (number)

20456728 is an even 8-digits composite number following 20456727 and preceding 20456729. In scientific notation, it is written as 2.0456728 × 10^7. The sum of its digits is 34. It has a total of 5 prime factors and 16 positive divisors. There are 10035168 positive integers (up to 20456728) that are relatively prime to 20456728.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-six thousand seven hundred twenty-eight

Notation

Scientific notation 2.0456728 × 10^7
Engineering notation 2.0456728 × 10^6

Prime Factorization of 20456728

Prime Factorization 2 × 2 × 2 × 53 × 48247

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5114182
Product of the distinct prime numbers

The prime factorization of 20456728 is 2 × 2 × 2 × 53 × 48247. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 10, 61, 41, 860, 373, 994, 5770, 53755, 223, 319669, 238146, 9005285, 8822720, 41753722, 65842844, 125543820, 8357131, 4166067942, 6291608144

Basic calculations (n = 20456728)

Multiplication

n×y
n×2 40913456
n×3 61370184
n×4 81826912
n×5 102283640

Division

n÷y
n÷2 10228364
n÷3 6818909.3333333
n÷3 5114182
n÷5 4091345.6

Exponentiation

ny
n2 418477720465984
n3 8.5606849016327E+21
n4 1.7512360252641E+29
n5 3.5824559032628E+36

Nth Root

y√n
2√n 4522.911451709
3√n 273.49248052301
4√n 67.252594386454
5√n 28.984594850164

Divisors of 20456728

1, 2, 4, 8, 53, 106, 212, 424, 48247, 96494, 192988, 385976, 2557091, 5114182, 10228364, 20456728

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 -20456727
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 20456728 can be divided by 16 positive divisors. The sum of these divisors (counting 20456728) is 1, the average is 0.0625.

Base conversion 20456728

Base System Value
2 Binary 1001110000010010100011000
3 Ternary 1102111022100121
4 Quaternary 1032002110120
5 Quinary 20214103403
6 Senary 2010243024
8 Octal 116022430
10 Decimal 20456728
12 Duodecimal 6a26474
16 Hexadecimal 1382518
20 Vigesimal 67h1g8
36 Base36 c6gig

Cryptographic Hash Functions

md5 47a91d0f6257ae394ed2f9ac7a3b5397
sha1 a58b73e29599e55d850523ca3837af745b78d296
sha256 cbe08b0fc51f3c11ed1b620118bcf577ffd898da763816790c9176187ba0e64d
sha512 08d6e6c2000156ca07b81c5a342872e4007721e4a210a1b022e672b3d1c217da926d3d1fd5ef857cfe5c08df9d28c33a723931012eb45ab0164163fa95968483
ripemd-160 b71149767f77ce9035457f9849fd09639d2177a4

20456728 as geometric shapes

Circle

Radius = n
Diameter 40913456
Circumference 128533412.80257
Area 1.3146865323069E+15

Sphere

Radius = n
Volume 3.5858913062222E+22
Surface area 5.2587461292278E+15
Circumference 128533412.80257

Square

Length = n
Perimeter 81826912
Area 418477720465984
Diagonal 28930182.179377

Cube

Length = n
Surface area 2510866322795904
Volume 8.5606849016327E+21
Space diagonal 35432092.252617

Equilateral Triangle

Length = n
Perimeter 61370184
Area 1.8120616842067E+14
Altitude 17716046.126308

Triangular Pyramid

Length = n
Surface area 1.8120616842067E+14
Volume 1.0088863909243E+21
Height 9643394.0597925