18163944 (number)

18163944 is an even 8-digits composite number following 18163943 and preceding 18163945. In scientific notation, it is written as 1.8163944 × 10^7. The sum of its digits is 36. It has a total of 5 prime factors and 16 positive divisors. There are 6054624 positive integers (up to 18163944) that are relatively prime to 18163944.

Interesting facts

Basic properties

Name

Name eighteen million one hundred sixty-three thousand nine hundred forty-four

Notation

Scientific notation 1.8163944 × 10^7
Engineering notation 1.8163944 × 10^6

Prime Factorization of 18163944

Prime Factorization 2 × 2 × 2 × 9 × 252277

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 4540986
Product of the distinct prime numbers

The prime factorization of 18163944 is 2 × 2 × 2 × 9 × 252277. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 5, 75, 97, 173, 870, 3617, 8684, 75185, 8881, 913882, 858382, 991268, 8739661, 34681987, 60375304, 776565863, 477894186, 7630081837, 9232992979

Basic calculations (n = 18163944)

Multiplication

n×y
n×2 36327888
n×3 54491832
n×4 72655776
n×5 90819720

Division

n÷y
n÷2 9081972
n÷3 6054648
n÷3 4540986
n÷5 3632788.8

Exponentiation

ny
n2 329928861635136
n3 5.9928093667244E+21
n4 1.0885305373986E+29
n5 1.9772007723597E+36

Nth Root

y√n
2√n 4261.9178781389
3√n 262.86739304254
4√n 65.283366014161
5√n 28.303622999382

Divisors of 18163944

1, 2, 4, 8, 9, 18, 36, 72, 252277, 504554, 1009108, 2018216, 2270493, 4540986, 9081972, 18163944

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 -18163943
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 18163944 can be divided by 16 positive divisors. The sum of these divisors (counting 18163944) is 1, the average is 0.0625.

Base conversion 18163944

Base System Value
2 Binary 1000101010010100011101000
3 Ternary 1021011211020200
4 Quaternary 1011102203220
5 Quinary 14122221234
6 Senary 1445152200
8 Octal 105224350
10 Decimal 18163944
12 Duodecimal 60bb660
16 Hexadecimal 11528e8
20 Vigesimal 5da9h4
36 Base36 atbe0

Cryptographic Hash Functions

md5 161eaccf16c4352500a047141b2d9808
sha1 643d540e6e2dd1f733cdbe0e75cc77bd5c832861
sha256 1c942d6534b4634287a41e51007f637605d80f69156cfc117131b97013d0887d
sha512 299d3fc7413c0993f5928d165af3abbb21b4a160ff697cd8ec448d984074fb86ab3ca41baa62b4614a3f9f89bfe72f07780a405559ed6f0c33ae4a4685feab1e
ripemd-160 e21e03a6214ce5a1a54d001925a379d4bb28de78

18163944 as geometric shapes

Circle

Radius = n
Diameter 36327888
Circumference 114127426.06123
Area 1.0365020879202E+15

Sphere

Radius = n
Volume 2.5102621174487E+22
Surface area 4.1460083516807E+15
Circumference 114127426.06123

Square

Length = n
Perimeter 72655776
Area 329928861635136
Diagonal 25687695.950985

Cube

Length = n
Surface area 1979573169810816
Volume 5.9928093667244E+21
Space diagonal 31460873.873836

Equilateral Triangle

Length = n
Perimeter 54491832
Area 1.4286338780885E+14
Altitude 15730436.936918

Triangular Pyramid

Length = n
Surface area 1.4286338780885E+14
Volume 7.0625935692818E+20
Height 8562565.3169951