20172642 (number)

20172642 is an even 8-digits composite number following 20172641 and preceding 20172643. In scientific notation, it is written as 2.0172642 × 10^7. The sum of its digits is 24. It has a total of 6 prime factors and 64 positive divisors. There are 5135616 positive integers (up to 20172642) that are relatively prime to 20172642.

Interesting facts

Basic properties

Name

Name twenty million one hundred seventy-two thousand six hundred forty-two

Notation

Scientific notation 2.0172642 × 10^7
Engineering notation 2.0172642 × 10^6

Prime Factorization of 20172642

Prime Factorization 2 × 7 × 19 × 3 × 17 × 1487

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 20172642
Product of the distinct prime numbers

The prime factorization of 20172642 is 2 × 7 × 19 × 3 × 17 × 1487. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 20172642)

Multiplication

n×y
n×2 40345284
n×3 60517926
n×4 80690568
n×5 100863210

Division

n÷y
n÷2 10086321
n÷3 6724214
n÷3 5043160.5
n÷5 4034528.4

Exponentiation

ny
n2 406935485260164
n3 8.2089638612496E+21
n4 1.6559648916393E+29
n5 3.3405186923607E+36

Nth Root

y√n
2√n 4491.3964420879
3√n 272.22056252093
4√n 67.017881509996
5√n 28.903641122877

Divisors of 20172642

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20172641
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20172642 can be divided by 64 positive divisors. The sum of these divisors (counting 20172642) is 1, the average is 0.015625.

Base conversion 20172642

Base System Value
2 Binary 1001100111100111101100010
3 Ternary 1101221212122220
4 Quaternary 1030330331202
5 Quinary 20131011032
6 Senary 2000211510
8 Octal 114747542
10 Decimal 20172642
12 Duodecimal 6909b96
16 Hexadecimal 133cf62
20 Vigesimal 661bc2
36 Base36 c0db6

Cryptographic Hash Functions

md5 b2f4f332f941f631f8b2796a2cdbf1d2
sha1 8019f05ac91a477a03e03338ae5314f11e397651
sha256 22428b20566e18c393c7069dee1bd7f78e464c9df4d0b81a5516e2a927842e9f
sha512 ad0e5bc19c49e9d93a133d7f96a6ee597124823693456c9bcd48a352b64fa809a8fa98854b7bcba5d6dd309b69eee9099b67b921afe596fde917933388f59248
ripemd-160 561640ea3f4c90159ad48a06c6d1021b7c1e30a4

20172642 as geometric shapes

Circle

Radius = n
Diameter 40345284
Circumference 126748447.82139
Area 1.2784255309783E+15

Sphere

Radius = n
Volume 3.4385627413448E+22
Surface area 5.1137021239133E+15
Circumference 126748447.82139

Square

Length = n
Perimeter 80690568
Area 406935485260164
Diagonal 28528423.905297

Cube

Length = n
Surface area 2441612911560984
Volume 8.2089638612496E+21
Space diagonal 34940040.866898

Equilateral Triangle

Length = n
Perimeter 60517926
Area 1.7620823396832E+14
Altitude 17470020.433449

Triangular Pyramid

Length = n
Surface area 1.7620823396832E+14
Volume 9.6743566880081E+20
Height 9509474.635099