638697584 (number)

638697584 is an even 9-digits composite number following 638697583 and preceding 638697585. In scientific notation, it is written as 6.38697584 × 10^8. The sum of its digits is 56. It has a total of 7 prime factors and 40 positive divisors. There are 273424320 positive integers (up to 638697584) that are relatively prime to 638697584.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million six hundred ninety-seven thousand five hundred eighty-four

Notation

Scientific notation 6.38697584 × 10^8
Engineering notation 6.38697584 × 10^6

Prime Factorization of 638697584

Prime Factorization 2 × 2 × 2 × 2 × 7 × 1091 × 5227

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 79837198
Product of the distinct prime numbers

The prime factorization of 638697584 is 2 × 2 × 2 × 2 × 7 × 1091 × 5227. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 638697584)

Multiplication

n×y
n×2 1277395168
n×3 1916092752
n×4 2554790336
n×5 3193487920

Division

n÷y
n÷2 319348792
n÷3 212899194.66667
n÷3 159674396
n÷5 127739516.8

Exponentiation

ny
n2 407934603807437056
n3 2.6054684588181E+26
n4 1.6641064098353E+35
n5 1.0628607434807E+44

Nth Root

y√n
2√n 25272.466915598
3√n 861.18890189346
4√n 158.97316413659
5√n 57.684489650889

Divisors of 638697584

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 -638697583
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 638697584 can be divided by 40 positive divisors. The sum of these divisors (counting 638697584) is 1, the average is 0.025.

Base conversion 638697584

Base System Value
2 Binary 100110000100011100000001110000
3 Ternary 1122111211012101002
4 Quaternary 212010130001300
5 Quinary 2302001310314
6 Senary 143213301132
8 Octal 4604340160
10 Decimal 638697584
12 Duodecimal 159a947a8
16 Hexadecimal 2611c070
20 Vigesimal 9jbh3j4
36 Base36 ak9i7k

Cryptographic Hash Functions

md5 3f5d9dba804bbccf5b2d7092f054eaeb
sha1 de5402d186a7569aec108c863596650e3c55c758
sha256 72ebfc2bf90aacfc17e087f592e0f8fc5a1fa45e5f996fefcfbeae2961c8ff4b
sha512 d73eee8730653eb964d3241a934bbf71182fb8a22776fa8edd3fa93650ee578906240d51813f9fa31729a01b19df4db50380e8f13b35f5f0d7bf6bb0705b63ac
ripemd-160 532a6d01ad112146d4125d82fd1948b3ea69a8c8

638697584 as geometric shapes

Circle

Radius = n
Diameter 1277395168
Circumference 4013055275.5199
Area 1.2815643544665E+18

Sphere

Radius = n
Volume 1.0913760759177E+27
Surface area 5.126257417866E+18
Circumference 4013055275.5199

Square

Length = n
Perimeter 2554790336
Area 407934603807437056
Diagonal 903254785.54773

Cube

Length = n
Surface area 2447607622844622336
Volume 2.6054684588181E+26
Space diagonal 1106256666.1595

Equilateral Triangle

Length = n
Perimeter 1916092752
Area 1.7664086498999E+17
Altitude 553128333.07975

Triangular Pyramid

Length = n
Surface area 1.7664086498999E+17
Volume 3.0705740256632E+25
Height 301084928.51591