18746442 (number)

18746442 is an even 8-digits composite number following 18746441 and preceding 18746443. In scientific notation, it is written as 1.8746442 × 10^7. The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors. There are 5243040 positive integers (up to 18746442) that are relatively prime to 18746442.

Interesting facts

Basic properties

Name

Name eighteen million seven hundred forty-six thousand four hundred forty-two

Notation

Scientific notation 1.8746442 × 10^7
Engineering notation 1.8746442 × 10^6

Prime Factorization of 18746442

Prime Factorization 2 × 99 × 13 × 7283

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 18746442
Product of the distinct prime numbers

The prime factorization of 18746442 is 2 × 99 × 13 × 7283. Since it has a total of 4 prime factors.

Most popular turbo-numbers

7, 7, 85, 73, 297, 937, 8133, 674, 42294, 47495, 133869, 623887, 1456159, 9685276, 9061759, 26675874, 877402860, 318317051, 8349015547, 5430995186

Basic calculations (n = 18746442)

Multiplication

n×y
n×2 37492884
n×3 56239326
n×4 74985768
n×5 93732210

Division

n÷y
n÷2 9373221
n÷3 6248814
n÷3 4686610.5
n÷5 3749288.4

Exponentiation

ny
n2 351429087659364
n3 6.5880450089192E+21
n4 1.2350240365309E+29
n5 2.3152306469433E+36

Nth Root

y√n
2√n 4329.7161569784
3√n 265.64783705845
4√n 65.800578697899
5√n 28.482871496385

Divisors of 18746442

1, 2, 13, 26, 99, 198, 1287, 2574, 7283, 14566, 94679, 189358, 721017, 1442034, 9373221, 18746442

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 -18746441
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 18746442 can be divided by 16 positive divisors. The sum of these divisors (counting 18746442) is 1, the average is 0.0625.

Base conversion 18746442

Base System Value
2 Binary 1000111100000110001001010
3 Ternary 1022021102021200
4 Quaternary 1013200301022
5 Quinary 14244341232
6 Senary 1505445030
8 Octal 107406112
10 Decimal 18746442
12 Duodecimal 6340776
16 Hexadecimal 11e0c4a
20 Vigesimal 5h3622
36 Base36 b5sui

Cryptographic Hash Functions

md5 8456e976b3d94e0fbed9762194d193ad
sha1 a9a622b832a618d4aed1abf486a5cb88a9a2c93e
sha256 cee8d9fe4acc42287ace690fcedb6f77950878d45b8b24227f7786fd1c299c07
sha512 367807d13d53f01442f1d8024a240504398c8868706dd5bd462496394eddc588edcbbdf3398c9a110ba3e2ffca85e921fba178d3d4ddd0c43b81074202777fb8
ripemd-160 64661bdb6d8981cebd597bc1f1d22f45bd19add8

18746442 as geometric shapes

Circle

Radius = n
Diameter 37492884
Circumference 117787368.93629
Area 1.1040470400484E+15

Sphere

Radius = n
Volume 2.7595938402053E+22
Surface area 4.4161881601937E+15
Circumference 117787368.93629

Square

Length = n
Perimeter 74985768
Area 351429087659364
Diagonal 26511472.522641

Cube

Length = n
Surface area 2108574525956184
Volume 6.5880450089192E+21
Space diagonal 32469790.005143

Equilateral Triangle

Length = n
Perimeter 56239326
Area 1.521732587709E+14
Altitude 16234895.002572

Triangular Pyramid

Length = n
Surface area 1.521732587709E+14
Volume 7.7640855009482E+20
Height 8837157.5075469