18734490 (number)

18734490 is an even 8-digits composite number following 18734489 and preceding 18734491. In scientific notation, it is written as 1.8734490 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 32 positive divisors. There are 4924800 positive integers (up to 18734490) that are relatively prime to 18734490.

Interesting facts

Basic properties

Name

Name eighteen million seven hundred thirty-four thousand four hundred ninety

Notation

Scientific notation 1.8734490 × 10^7
Engineering notation 1.8734490 × 10^6

Prime Factorization of 18734490

Prime Factorization 2 × 9 × 45 × 101 × 229

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 18734490
Product of the distinct prime numbers

The prime factorization of 18734490 is 2 × 9 × 45 × 101 × 229. Since it has a total of 5 prime factors.

Most popular turbo-numbers

5, 5, 2, 61, 310, 620, 2268, 8689, 52631, 99478, 151502, 630710, 6427909, 3872019, 46592828, 76156012, 24458670, 829289353, 5843113252, 3842190887

Basic calculations (n = 18734490)

Multiplication

n×y
n×2 37468980
n×3 56203470
n×4 74937960
n×5 93672450

Division

n÷y
n÷2 9367245
n÷3 6244830
n÷3 4683622.5
n÷5 3746898

Exponentiation

ny
n2 350981115560100
n3 6.5754521996495E+21
n4 1.2318774347981E+29
n5 2.3078595483451E+36

Nth Root

y√n
2√n 4328.3357078674
3√n 265.59136949081
4√n 65.790088219027
5√n 28.479238656291

Divisors of 18734490

1, 2, 9, 18, 45, 90, 101, 202, 229, 405, 458, 810, 909, 1818, 2061, 4122, 4545, 9090, 10305, 20610, 23129, 40905, 46258, 81810, 92745, 185490, 208161, 416322, 1040805, 2081610, 9367245, 18734490

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18734489
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18734490 can be divided by 32 positive divisors. The sum of these divisors (counting 18734490) is 1, the average is 0.03125.

Base conversion 18734490

Base System Value
2 Binary 1000111011101110110011010
3 Ternary 1022020210220000
4 Quaternary 1013131312122
5 Quinary 14244000430
6 Senary 1505313430
8 Octal 107356632
10 Decimal 18734490
12 Duodecimal 6335876
16 Hexadecimal 11ddd9a
20 Vigesimal 5h1g4a
36 Base36 b5jmi

Cryptographic Hash Functions

md5 e8f9f3131d3408bac376dea28c07a933
sha1 44b25178e112e86a5365e3cc6ddc3737b122de64
sha256 21daef73953f9c1e0f300dcc24870eaa9401b15137a7d854478414823ea3679d
sha512 e3972b550bc2938abd1f19dddc7427eaea70d4d5f3bb4f876cc66888de90287e0c7b974ae5e679b677335991a39543d6e959e79a6914581a5e613d38b3684fbe
ripemd-160 66f8d12b917b78824be1ba8762ac802bfdcfb880

18734490 as geometric shapes

Circle

Radius = n
Diameter 37468980
Circumference 117712272.3055
Area 1.1026396941924E+15

Sphere

Radius = n
Volume 2.7543189765933E+22
Surface area 4.4105587767694E+15
Circumference 117712272.3055

Square

Length = n
Perimeter 74937960
Area 350981115560100
Diagonal 26494569.842143

Cube

Length = n
Surface area 2105886693360600
Volume 6.5754521996495E+21
Space diagonal 32449088.533891

Equilateral Triangle

Length = n
Perimeter 56203470
Area 1.5197928116182E+14
Altitude 16224544.266946

Triangular Pyramid

Length = n
Surface area 1.5197928116182E+14
Volume 7.7492447329003E+20
Height 8831523.2807144