18431372 (number)

18431372 is an even 8-digits composite number following 18431371 and preceding 18431373. In scientific notation, it is written as 1.8431372 × 10^7. The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors. There are 8814960 positive integers (up to 18431372) that are relatively prime to 18431372.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.8431372 × 10^7
Engineering notation 1.8431372 × 10^6

Prime Factorization of 18431372

Prime Factorization 2 × 2 × 23 × 200341

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 9215686
Product of the distinct prime numbers

The prime factorization of 18431372 is 2 × 2 × 23 × 200341. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 7, 79, 32, 98, 98, 9774, 6305, 5705, 18996, 732004, 80337, 1087190, 5147878, 41628332, 27857130, 653863564, 260468183, 2099784471, 2898538249

Basic calculations (n = 18431372)

Multiplication

n×y
n×2 36862744
n×3 55294116
n×4 73725488
n×5 92156860

Division

n÷y
n÷2 9215686
n÷3 6143790.6666667
n÷3 4607843
n÷5 3686274.4

Exponentiation

ny
n2 339715473802384
n3 6.261422271808E+21
n4 1.1540660314078E+29
n5 2.1271020337441E+36

Nth Root

y√n
2√n 4293.1773781198
3√n 264.15117986258
4√n 65.522342587242
5√n 28.386479394375

Divisors of 18431372

1, 2, 4, 23, 46, 92, 200341, 400682, 801364, 4607843, 9215686, 18431372

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18431371
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18431372 can be divided by 12 positive divisors. The sum of these divisors (counting 18431372) is 1, the average is 0.083333333333333.

Base conversion 18431372

Base System Value
2 Binary 1000110010011110110001100
3 Ternary 1021200102002102
4 Quaternary 1012103312030
5 Quinary 14204300442
6 Senary 1455014232
8 Octal 106236614
10 Decimal 18431372
12 Duodecimal 620a378
16 Hexadecimal 1193d8c
20 Vigesimal 5f3i8c
36 Base36 az1qk

Cryptographic Hash Functions

md5 fa0f03011b39b623447c5fb9f7b9badf
sha1 19797cdff56a1c0a2738d7e418656f3b5588b3f1
sha256 189f9d438bc88b24e0541474a3dea5ad6ead92a3f2aab59a2e5e877b50dc469e
sha512 970104d1001e683e86ab1dbb601c5dc1b65689b0bde20b74a3178083e632805710800d09b85cabc985959421ece9af386bb043f3bc00a77c12314d2760deb21f
ripemd-160 8bd36fd95dda3c0eb44bb200f5f2a2a081b89a82

18431372 as geometric shapes

Circle

Radius = n
Diameter 36862744
Circumference 115807725.74156
Area 1.0672476368083E+15

Sphere

Radius = n
Volume 2.6227784280181E+22
Surface area 4.2689905472334E+15
Circumference 115807725.74156

Square

Length = n
Perimeter 73725488
Area 339715473802384
Diagonal 26065896.255544

Cube

Length = n
Surface area 2038292842814304
Volume 6.261422271808E+21
Space diagonal 31924072.757202

Equilateral Triangle

Length = n
Perimeter 55294116
Area 1.4710111518577E+14
Altitude 15962036.378601

Triangular Pyramid

Length = n
Surface area 1.4710111518577E+14
Volume 7.3791569137799E+20
Height 8688632.0851812