639968318 (number)

639968318 is an even 9-digits composite number following 639968317 and preceding 639968319. In scientific notation, it is written as 6.39968318 × 10^8. The sum of its digits is 53. It has a total of 5 prime factors and 32 positive divisors. There are 287206560 positive integers (up to 639968318) that are relatively prime to 639968318.

Interesting facts

Basic properties

Name

Name six hundred thirty-nine million nine hundred sixty-eight thousand three hundred eighteen

Notation

Scientific notation 6.39968318 × 10^8
Engineering notation 6.39968318 × 10^6

Prime Factorization of 639968318

Prime Factorization 2 × 11 × 179 × 163 × 997

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 639968318
Product of the distinct prime numbers

The prime factorization of 639968318 is 2 × 11 × 179 × 163 × 997. Since it has a total of 5 prime factors.

Most popular turbo-numbers

Basic calculations (n = 639968318)

Multiplication

n×y
n×2 1279936636
n×3 1919904954
n×4 2559873272
n×5 3199841590

Division

n÷y
n÷2 319984159
n÷3 213322772.66667
n÷3 159992079.5
n÷5 127993663.6

Exponentiation

ny
n2 409559448043749124
n3 2.6210507108557E+26
n4 1.677389414819E+35
n5 1.0734760824327E+44

Nth Root

y√n
2√n 25297.595103092
3√n 861.75965561146
4√n 159.05217729755
5√n 57.707424879745

Divisors of 639968318

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -639968317
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 639968318 can be divided by 32 positive divisors. The sum of these divisors (counting 639968318) is 1, the average is 0.03125.

Base conversion 639968318

Base System Value
2 Binary 100110001001010010010000111110
3 Ternary 1122121012202111022
4 Quaternary 212021102100332
5 Quinary 2302312441233
6 Senary 143300424142
8 Octal 4611222076
10 Decimal 639968318
12 Duodecimal 15a3a8052
16 Hexadecimal 2625243e
20 Vigesimal 9jjg0fi
36 Base36 al0qpq

Cryptographic Hash Functions

md5 e88ff9c8f2f5905fd5030b23a7e9a748
sha1 875a97183efa1373e0d6377892f7e53655d134c1
sha256 4d484ed768f65079cc13bb9cc07255b6e4dd24c0f3217b7a6105dc96b6b5d0e1
sha512 a37fadddde144b461505270c1aa7df178de7a998ad06db3a8339d5e09e9226dff89a9746b47cc99c7564adc653bf1bc1f936e7e088a7b2ce32836e7f126c9d7a
ripemd-160 626d29446f811e455962dddc66f14a38bf4f97bf

639968318 as geometric shapes

Circle

Radius = n
Diameter 1279936636
Circumference 4021039532.718
Area 1.2866689531825E+18

Sphere

Radius = n
Volume 1.0979031543881E+27
Surface area 5.1466758127301E+18
Circumference 4021039532.718

Square

Length = n
Perimeter 2559873272
Area 409559448043749124
Diagonal 905051874.8047

Cube

Length = n
Surface area 2457356688262494744
Volume 2.6210507108557E+26
Space diagonal 1108457642.0104

Equilateral Triangle

Length = n
Perimeter 1919904954
Area 1.7734444318291E+17
Altitude 554228821.0052

Triangular Pyramid

Length = n
Surface area 1.7734444318291E+17
Volume 3.0889378857998E+25
Height 301683958.26823