18707968 (number)

18707968 is an even 8-digits composite number following 18707967 and preceding 18707969. In scientific notation, it is written as 1.8707968 × 10^7. The sum of its digits is 46. It has a total of 11 prime factors and 40 positive divisors. There are 9185280 positive integers (up to 18707968) that are relatively prime to 18707968.

Interesting facts

Basic properties

Name

Name eighteen million seven hundred seven thousand nine hundred sixty-eight

Notation

Scientific notation 1.8707968 × 10^7
Engineering notation 1.8707968 × 10^6

Prime Factorization of 18707968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 61 × 599

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 73078
Product of the distinct prime numbers

The prime factorization of 18707968 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 61 × 599. Since it has a total of 11 prime factors.

Most popular turbo-numbers

Basic calculations (n = 18707968)

Multiplication

n×y
n×2 37415936
n×3 56123904
n×4 74831872
n×5 93539840

Division

n÷y
n÷2 9353984
n÷3 6235989.3333333
n÷3 4676992
n÷5 3741593.6

Exponentiation

ny
n2 349988066689024
n3 6.5475655520001E+21
n4 1.2249164682472E+29
n5 2.2915698090642E+36

Nth Root

y√n
2√n 4325.2708585706
3√n 265.46597970729
4√n 65.766791457168
5√n 28.471170601588

Divisors of 18707968

40 divisors

τ Total Divisors 40
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -18707967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.025
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 40
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 18707968 can be divided by 40 positive divisors. The sum of these divisors (counting 18707968) is 1, the average is 0.025.

Base conversion 18707968

Base System Value
2 Binary 1000111010111011000000000
3 Ternary 1022012110111201
4 Quaternary 1013113120000
5 Quinary 14242123333
6 Senary 1504550544
8 Octal 107273000
10 Decimal 18707968
12 Duodecimal 6322454
16 Hexadecimal 11d7600
20 Vigesimal 5gi9i8
36 Base36 b4z5s

Cryptographic Hash Functions

md5 22bab7afe1c44e1bec100d371e7bbc41
sha1 e114df5478f33fe5119e4c12d0db5d55e90e59fd
sha256 bbc97f324a0687c7df96403bec019b39984263885c71c0011733bf368dce97ed
sha512 b114c2996a0de5e55469c4c4480546a48b30c688ffce91093ab14729aaec270ebac6ef7267a6a88bf8e5bbe287085aa0d71024e934cc28a2f49248e101e1616b
ripemd-160 a00336692af61172ec72d4a2987d1bce9d92bd03

18707968 as geometric shapes

Circle

Radius = n
Diameter 37415936
Circumference 117545629.66479
Area 1.0995199391543E+15

Sphere

Radius = n
Volume 2.7426378449415E+22
Surface area 4.3980797566173E+15
Circumference 117545629.66479

Square

Length = n
Perimeter 74831872
Area 349988066689024
Diagonal 26457062.070042

Cube

Length = n
Surface area 2099928400134144
Volume 6.5475655520001E+21
Space diagonal 32403151.082373

Equilateral Triangle

Length = n
Perimeter 56123904
Area 1.5154927838705E+14
Altitude 16201575.541186

Triangular Pyramid

Length = n
Surface area 1.5154927838705E+14
Volume 7.7163800034712E+20
Height 8819020.690014