20171228 (number)

20171228 is an even 8-digits composite number following 20171227 and preceding 20171229. In scientific notation, it is written as 2.0171228 × 10^7. The sum of its digits is 23. It has a total of 6 prime factors and 48 positive divisors. There are 7750080 positive integers (up to 20171228) that are relatively prime to 20171228.

Interesting facts

Basic properties

Name

Name twenty million one hundred seventy-one thousand two hundred twenty-eight

Notation

Scientific notation 2.0171228 × 10^7
Engineering notation 2.0171228 × 10^6

Prime Factorization of 20171228

Prime Factorization 2 × 2 × 7 × 11 × 79 × 829

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 10085614
Product of the distinct prime numbers

The prime factorization of 20171228 is 2 × 2 × 7 × 11 × 79 × 829. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20171228)

Multiplication

n×y
n×2 40342456
n×3 60513684
n×4 80684912
n×5 100856140

Division

n÷y
n÷2 10085614
n÷3 6723742.6666667
n÷3 5042807
n÷5 4034245.6

Exponentiation

ny
n2 406878439027984
n3 8.2072377619176E+21
n4 1.6555006414585E+29
n5 3.3393480893005E+36

Nth Root

y√n
2√n 4491.2390272619
3√n 272.2142019449
4√n 67.016707075638
5√n 28.903235911755

Divisors of 20171228

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20171227
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20171228 can be divided by 48 positive divisors. The sum of these divisors (counting 20171228) is 1, the average is 0.020833333333333.

Base conversion 20171228

Base System Value
2 Binary 1001100111100100111011100
3 Ternary 1101221210201112
4 Quaternary 1030330213130
5 Quinary 20130434403
6 Senary 2000201152
8 Octal 114744734
10 Decimal 20171228
12 Duodecimal 69091b8
16 Hexadecimal 133c9dc
20 Vigesimal 661818
36 Base36 c0c7w

Cryptographic Hash Functions

md5 9aa0e1c49afcb3168c1c7d7cff28d493
sha1 11de94765b53b0d9fccba3d0778f10157b8de109
sha256 39e1e3ea99d1aed801ca45f00c0f4718026808ebfd72dea6e765b634cc31e89d
sha512 2af59f4e276391957f6814fe96d74d6e8a40bb46a7c39bc4d9a1835a0aa888ce3cae2b32dd6e4f9b3d3401112e010878d99c317943e3f4f8bbd8da27f22cff67
ripemd-160 ab16ab1cec8c9c59f29623b09a3caf06f59e9b48

20171228 as geometric shapes

Circle

Radius = n
Diameter 40342456
Circumference 126739563.39737
Area 1.2782463149544E+15

Sphere

Radius = n
Volume 3.4378397145473E+22
Surface area 5.1129852598176E+15
Circumference 126739563.39737

Square

Length = n
Perimeter 80684912
Area 406878439027984
Diagonal 28526424.20732

Cube

Length = n
Surface area 2441270634167904
Volume 8.2072377619176E+21
Space diagonal 34937591.747056

Equilateral Triangle

Length = n
Perimeter 60513684
Area 1.761835322252E+14
Altitude 17468795.873528

Triangular Pyramid

Length = n
Surface area 1.761835322252E+14
Volume 9.672322460437E+20
Height 9508808.0691066