18531372 (number)

18531372 is an even 8-digits composite number following 18531371 and preceding 18531373. In scientific notation, it is written as 1.8531372 × 10^7. The sum of its digits is 30. It has a total of 5 prime factors and 24 positive divisors. There are 6149008 positive integers (up to 18531372) that are relatively prime to 18531372.

Interesting facts

Basic properties

Name

Name eighteen million five hundred thirty-one thousand three hundred seventy-two

Notation

Scientific notation 1.8531372 × 10^7
Engineering notation 1.8531372 × 10^6

Prime Factorization of 18531372

Prime Factorization 2 × 2 × 3 × 227 × 6803

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 9265686
Product of the distinct prime numbers

The prime factorization of 18531372 is 2 × 2 × 3 × 227 × 6803. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 10, 2, 86, 23, 366, 6697, 4841, 73062, 73711, 588713, 601892, 1141911, 9866713, 9223075, 86184776, 530270049, 691789204, 8974260825, 212564268

Basic calculations (n = 18531372)

Multiplication

n×y
n×2 37062744
n×3 55594116
n×4 74125488
n×5 92656860

Division

n÷y
n÷2 9265686
n÷3 6177124
n÷3 4632843
n÷5 3706274.4

Exponentiation

ny
n2 343411748202384
n3 6.3638908551087E+21
n4 1.1793162880342E+29
n5 2.185434883922E+36

Nth Root

y√n
2√n 4304.8080096562
3√n 264.62803872832
4√n 65.611035730708
5√n 28.417215114404

Divisors of 18531372

1, 2, 3, 4, 6, 12, 227, 454, 681, 908, 1362, 2724, 6803, 13606, 20409, 27212, 40818, 81636, 1544281, 3088562, 4632843, 6177124, 9265686, 18531372

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18531371
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18531372 can be divided by 24 positive divisors. The sum of these divisors (counting 18531372) is 1, the average is 0.041666666666667.

Base conversion 18531372

Base System Value
2 Binary 1000110101100010000101100
3 Ternary 1021212111021010
4 Quaternary 1012230100230
5 Quinary 14221000442
6 Senary 1501105220
8 Octal 106542054
10 Decimal 18531372
12 Duodecimal 6258210
16 Hexadecimal 11ac42c
20 Vigesimal 5fg88c
36 Base36 b16wc

Cryptographic Hash Functions

md5 8915ec63971e89f4d238f997c5726669
sha1 21b1ef13c6503753802249fad9e247ef3a9973dc
sha256 01f6f24148034ab7e34c02dc114b0066d183ed952d475d5da6538acf4fd9edf8
sha512 6d86183d040ec60790c2ed9e2f6361742017efaf7bc2ec5281fc842d732aae136d10f2317581c1fc5042da1bd8fbb36eeea6200d927e894fb8603d439b5665ea
ripemd-160 4bf01ff1ae4b1bae8d5b6d1c798506070cb2a4c3

18531372 as geometric shapes

Circle

Radius = n
Diameter 37062744
Circumference 116436044.27228
Area 1.078859825309E+15

Sphere

Radius = n
Volume 2.6657003678209E+22
Surface area 4.3154393012361E+15
Circumference 116436044.27228

Square

Length = n
Perimeter 74125488
Area 343411748202384
Diagonal 26207317.611781

Cube

Length = n
Surface area 2060470489214304
Volume 6.3638908551087E+21
Space diagonal 32097277.837959

Equilateral Triangle

Length = n
Perimeter 55594116
Area 1.4870164895064E+14
Altitude 16048638.91898

Triangular Pyramid

Length = n
Surface area 1.4870164895064E+14
Volume 7.4999172972974E+20
Height 8735772.5372603