18982642 (number)

18982642 is an even 8-digits composite number following 18982641 and preceding 18982643. In scientific notation, it is written as 1.8982642 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors. There are 7489536 positive integers (up to 18982642) that are relatively prime to 18982642.

Interesting facts

Basic properties

Name

Name eighteen million nine hundred eighty-two thousand six hundred forty-two

Notation

Scientific notation 1.8982642 × 10^7
Engineering notation 1.8982642 × 10^6

Prime Factorization of 18982642

Prime Factorization 2 × 7 × 799 × 1697

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 18982642
Product of the distinct prime numbers

The prime factorization of 18982642 is 2 × 7 × 799 × 1697. Since it has a total of 4 prime factors.

Most popular turbo-numbers

8, 6, 25, 81, 639, 960, 4119, 8834, 36153, 18104, 823154, 910872, 2064328, 9932238, 76089561, 56985914, 596935119, 984269887, 8628768260, 678705126

Basic calculations (n = 18982642)

Multiplication

n×y
n×2 37965284
n×3 56947926
n×4 75930568
n×5 94913210

Division

n÷y
n÷2 9491321
n÷3 6327547.3333333
n÷3 4745660.5
n÷5 3796528.4

Exponentiation

ny
n2 360340697300164
n3 6.8402184548794E+21
n4 1.2984541813077E+29
n5 2.4648090877167E+36

Nth Root

y√n
2√n 4356.907389422
3√n 266.75888026155
4√n 66.006873804339
5√n 28.554287733144

Divisors of 18982642

1, 2, 7, 14, 799, 1598, 1697, 3394, 5593, 11186, 11879, 23758, 1355903, 2711806, 9491321, 18982642

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 -18982641
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 18982642 can be divided by 16 positive divisors. The sum of these divisors (counting 18982642) is 1, the average is 0.0625.

Base conversion 18982642

Base System Value
2 Binary 1001000011010011011110010
3 Ternary 1022201102021211
4 Quaternary 1020122123302
5 Quinary 14324421032
6 Senary 1514510334
8 Octal 110323362
10 Decimal 18982642
12 Duodecimal 64353aa
16 Hexadecimal 121a6f2
20 Vigesimal 5icgc2
36 Base36 bav3m

Cryptographic Hash Functions

md5 236d838297771739ac07d474dae3f3c0
sha1 40c4bc70e1b5068eab7a6e71ffa51054d046b50d
sha256 c1700492e3f90624365547cad5d9a103f8cfbce7e75de878fad09908f08c4fe1
sha512 49534b2781972858401016ac88404f9dde49148ef6a4988d047066884689d5c9083a42e1df296c8704d88ef9076a7d03632a8d22e932e6bebec104ae59510c7c
ripemd-160 d29a89a89534b17348402b9bdde58d4f38469150

18982642 as geometric shapes

Circle

Radius = n
Diameter 37965284
Circumference 119271457.30585
Area 1.1320436874276E+15

Sphere

Radius = n
Volume 2.8652240062398E+22
Surface area 4.5281747497105E+15
Circumference 119271457.30585

Square

Length = n
Perimeter 75930568
Area 360340697300164
Diagonal 26845509.766073

Cube

Length = n
Surface area 2162044183800984
Volume 6.8402184548794E+21
Space diagonal 32878900.405891

Equilateral Triangle

Length = n
Perimeter 56947926
Area 1.5603209893967E+14
Altitude 16439450.202945

Triangular Pyramid

Length = n
Surface area 1.5603209893967E+14
Volume 8.061274757071E+20
Height 8948503.2553577