18491144 (number)

18491144 is an even 8-digits composite number following 18491143 and preceding 18491145. In scientific notation, it is written as 1.8491144 × 10^7. The sum of its digits is 32. It has a total of 5 prime factors and 16 positive divisors. There are 7924752 positive integers (up to 18491144) that are relatively prime to 18491144.

Interesting facts

Basic properties

Name

Name eighteen million four hundred ninety-one thousand one hundred forty-four

Notation

Scientific notation 1.8491144 × 10^7
Engineering notation 1.8491144 × 10^6

Prime Factorization of 18491144

Prime Factorization 2 × 2 × 2 × 7 × 330199

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 4622786
Product of the distinct prime numbers

The prime factorization of 18491144 is 2 × 2 × 2 × 7 × 330199. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 10, 76, 79, 357, 257, 9983, 3184, 14975, 4271, 174145, 803836, 3440901, 4266874, 38095009, 98897639, 163581408, 743197590, 3407553354, 3881773395

Basic calculations (n = 18491144)

Multiplication

n×y
n×2 36982288
n×3 55473432
n×4 73964576
n×5 92455720

Division

n÷y
n÷2 9245572
n÷3 6163714.6666667
n÷3 4622786
n÷5 3698228.8

Exponentiation

ny
n2 341922406428736
n3 6.3225364541003E+21
n4 1.1691093201802E+29
n5 2.1618168791194E+36

Nth Root

y√n
2√n 4300.1330211983
3√n 264.43641468817
4√n 65.575399512304
5√n 28.40486673931

Divisors of 18491144

1, 2, 4, 7, 8, 14, 28, 56, 330199, 660398, 1320796, 2311393, 2641592, 4622786, 9245572, 18491144

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 -18491143
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 18491144 can be divided by 16 positive divisors. The sum of these divisors (counting 18491144) is 1, the average is 0.0625.

Base conversion 18491144

Base System Value
2 Binary 1000110100010011100001000
3 Ternary 1021210110002012
4 Quaternary 1012202130020
5 Quinary 14213204034
6 Senary 1500155052
8 Octal 106423410
10 Decimal 18491144
12 Duodecimal 6238a88
16 Hexadecimal 11a2708
20 Vigesimal 5fb7h4
36 Base36 b0buw

Cryptographic Hash Functions

md5 c4e1b58026ae619d2b5e3cbd7feff657
sha1 0e7fc163d73b65838d8d8a619a194cdbd0c3a3da
sha256 23baf51fbd3a8fb41fafc81c1b7cb223950363efff621aeafcd40f3927a82927
sha512 b4a44c577087f6b2adb853efeb83bb4d1d634b6f867bbdf1bbb3fdc2d1759724fd311e84e373ed4d22456ae5bbadb92f662ad6698880c3e6258bca563a97add5
ripemd-160 a8df2025389ca05be0899dc4499653d380d79cfd

18491144 as geometric shapes

Circle

Radius = n
Diameter 36982288
Circumference 116183284.29374
Area 1.0741809201343E+15

Sphere

Radius = n
Volume 2.648377876834E+22
Surface area 4.296723680537E+15
Circumference 116183284.29374

Square

Length = n
Perimeter 73964576
Area 341922406428736
Diagonal 26150426.628594

Cube

Length = n
Surface area 2051534438572416
Volume 6.3225364541003E+21
Space diagonal 32027600.898072

Equilateral Triangle

Length = n
Perimeter 55473432
Area 1.480567450452E+14
Altitude 16013800.449036

Triangular Pyramid

Length = n
Surface area 1.480567450452E+14
Volume 7.4511806683224E+20
Height 8716808.876198