18443442 (number)

18443442 is an even 8-digits composite number following 18443441 and preceding 18443443. In scientific notation, it is written as 1.8443442 × 10^7. The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors. There are 6106800 positive integers (up to 18443442) that are relatively prime to 18443442.

Interesting facts

Basic properties

Name

Name eighteen million four hundred forty-three thousand four hundred forty-two

Notation

Scientific notation 1.8443442 × 10^7
Engineering notation 1.8443442 × 10^6

Prime Factorization of 18443442

Prime Factorization 2 × 3 × 151 × 20357

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 18443442
Product of the distinct prime numbers

The prime factorization of 18443442 is 2 × 3 × 151 × 20357. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 8, 85, 17, 975, 331, 5791, 9874, 53515, 62564, 627145, 48810, 8629266, 9082626, 31312933, 68950533, 811064387, 602445184, 6044586682, 2388490429

Basic calculations (n = 18443442)

Multiplication

n×y
n×2 36886884
n×3 55330326
n×4 73773768
n×5 92217210

Division

n÷y
n÷2 9221721
n÷3 6147814
n÷3 4610860.5
n÷5 3688688.4

Exponentiation

ny
n2 340160552807364
n3 6.2737314263906E+21
n4 1.1570920168621E+29
n5 2.1340759501659E+36

Nth Root

y√n
2√n 4294.5828668219
3√n 264.20882811267
4√n 65.533066972498
5√n 28.390196264641

Divisors of 18443442

1, 2, 3, 6, 151, 302, 453, 906, 20357, 40714, 61071, 122142, 3073907, 6147814, 9221721, 18443442

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 -18443441
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 18443442 can be divided by 16 positive divisors. The sum of these divisors (counting 18443442) is 1, the average is 0.0625.

Base conversion 18443442

Base System Value
2 Binary 1000110010110110010110010
3 Ternary 1021201000122110
4 Quaternary 1012112302302
5 Quinary 14210142232
6 Senary 1455150150
8 Octal 106266262
10 Decimal 18443442
12 Duodecimal 6215356
16 Hexadecimal 1196cb2
20 Vigesimal 5f58c2
36 Base36 azb1u

Cryptographic Hash Functions

md5 f54acc34f801398c5c6aab6fea147796
sha1 180d26e590fa6f582e5b31a6a9e1860f21c9e8cc
sha256 37d17f8d6f0e99fe9d0ec1b848fb48018b73b4c917fa0f13e72dbba22f423f82
sha512 238b1627daa1915a92e0bd96ef42f92087803e19ef6ba90843d8c3d46dc930cf21edb688f6cbb41d07135119b197a8b4ba61474e5a314043d76aa214bd5a139b
ripemd-160 27114f325362abb16efff341585bf137cb0a3854

18443442 as geometric shapes

Circle

Radius = n
Diameter 36886884
Circumference 115883563.78822
Area 1.0686458937407E+15

Sphere

Radius = n
Volume 2.6279344746325E+22
Surface area 4.2745835749626E+15
Circumference 115883563.78822

Square

Length = n
Perimeter 73773768
Area 340160552807364
Diagonal 26082965.813242

Cube

Length = n
Surface area 2040963316844184
Volume 6.2737314263906E+21
Space diagonal 31944978.61045

Equilateral Triangle

Length = n
Perimeter 55330326
Area 1.4729384004827E+14
Altitude 15972489.305225

Triangular Pyramid

Length = n
Surface area 1.4729384004827E+14
Volume 7.3936633915732E+20
Height 8694321.9377472