18403968 (number)

18403968 is an even 8-digits composite number following 18403967 and preceding 18403969. In scientific notation, it is written as 1.8403968 × 10^7. The sum of its digits is 39. It has a total of 10 prime factors and 64 positive divisors. There are 5575680 positive integers (up to 18403968) that are relatively prime to 18403968.

Interesting facts

Basic properties

Name

Name eighteen million four hundred three thousand nine hundred sixty-eight

Notation

Scientific notation 1.8403968 × 10^7
Engineering notation 1.8403968 × 10^6

Prime Factorization of 18403968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 11 × 4357

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 10
Total number of prime factors
rad Radical 287562
Product of the distinct prime numbers

The prime factorization of 18403968 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 11 × 4357. Since it has a total of 10 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18403968)

Multiplication

n×y
n×2 36807936
n×3 55211904
n×4 73615872
n×5 92019840

Division

n÷y
n÷2 9201984
n÷3 6134656
n÷3 4600992
n÷5 3680793.6

Exponentiation

ny
n2 338706038145024
n3 6.2335350874278E+21
n4 1.147217802759E+29
n5 2.1113359731007E+36

Nth Root

y√n
2√n 4289.984615357
3√n 264.02020047448
4√n 65.497974131701
5√n 28.378033293531

Divisors of 18403968

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18403967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18403968 can be divided by 64 positive divisors. The sum of these divisors (counting 18403968) is 1, the average is 0.015625.

Base conversion 18403968

Base System Value
2 Binary 1000110001101001010000000
3 Ternary 1021122000111110
4 Quaternary 1012031022000
5 Quinary 14202411333
6 Senary 1454243320
8 Octal 106151200
10 Decimal 18403968
12 Duodecimal 61b6540
16 Hexadecimal 118d280
20 Vigesimal 5f09i8
36 Base36 ayglc

Cryptographic Hash Functions

md5 8c89a5f9443df164e7aa647e65fd6fa4
sha1 7b9ddf438c499cd446a5b3262f0b55acda49f97a
sha256 8ae4db727e5a30dd6d44afca7460eb0309aa2be66e7a606c765686a2867a0102
sha512 7135870e649e2e6a3e463719ea716df8d9dc3a2b177828e1e6f1b3266a872d8d4b2deebc111e7fa5020c773a283e9e7698616a749ff6af28429479f6bc72474e
ripemd-160 eef361142e0a4c12896b6d86538b0c76a6a2b767

18403968 as geometric shapes

Circle

Radius = n
Diameter 36807936
Circumference 115635541.3314
Area 1.0640764011629E+15

Sphere

Radius = n
Volume 2.611097071541E+22
Surface area 4.2563056046516E+15
Circumference 115635541.3314

Square

Length = n
Perimeter 73615872
Area 338706038145024
Diagonal 26027141.14708

Cube

Length = n
Surface area 2032236228870144
Volume 6.2335350874278E+21
Space diagonal 31876607.636872

Equilateral Triangle

Length = n
Perimeter 55211904
Area 1.4666401672439E+14
Altitude 15938303.818436

Triangular Pyramid

Length = n
Surface area 1.4666401672439E+14
Volume 7.3462915518075E+20
Height 8675713.7156935