668408049 (number)

668408049 is an odd 9-digits composite number following 668408048 and preceding 668408050. In scientific notation, it is written as 6.68408049 × 10^8. The sum of its digits is 45. It has a total of 6 prime factors and 48 positive divisors. There are 411350400 positive integers (up to 668408049) that are relatively prime to 668408049.

Interesting facts

Basic properties

Name

Name six hundred sixty-eight million four hundred eight thousand forty-nine

Notation

Scientific notation 6.68408049 × 10^8
Engineering notation 6.68408049 × 10^6

Prime Factorization of 668408049

Prime Factorization 3 × 3 × 19 × 61 × 139 × 461

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 222802683
Product of the distinct prime numbers

The prime factorization of 668408049 is 3 × 3 × 19 × 61 × 139 × 461. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 668408049)

Multiplication

n×y
n×2 1336816098
n×3 2005224147
n×4 2673632196
n×5 3342040245

Division

n÷y
n÷2 334204024.5
n÷3 222802683
n÷3 167102012.25
n÷5 133681609.8

Exponentiation

ny
n2 446769319967986401
n3 2.9862420951286E+26
n4 1.9960282526466E+35
n5 1.3341613501004E+44

Nth Root

y√n
2√n 25853.588706406
3√n 874.34042222563
4√n 160.79051186686
5√n 58.211438857046

Divisors of 668408049

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -668408048
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 668408049 can be divided by 48 positive divisors. The sum of these divisors (counting 668408049) is 1, the average is 0.020833333333333.

Base conversion 668408049

Base System Value
2 Binary 100111110101110001100011110001
3 Ternary 1201120201122110200
4 Quaternary 213311301203301
5 Quinary 2332103024144
6 Senary 150154145413
8 Octal 4765614361
10 Decimal 668408049
12 Duodecimal 167a22269
16 Hexadecimal 27d718f1
20 Vigesimal a8hb029
36 Base36 b1yay9

Cryptographic Hash Functions

md5 2654b94fc1bed0f160eaeef76613d880
sha1 121f2302beefd240a1e1a24ccec12c7be63b2305
sha256 bfc523dc1d7848830ae5bb87ec0bf38bdbde353ef6d1d28b7ef27b61b6fe13c2
sha512 6aa8be477faba2d2048f7e31f5a10b4a872a3816978ce4f213a65b9571fd0382580b47fbc419f0589f5fdf3179743b621862d06a86ce7607aeb61965c4e3b7db
ripemd-160 4e6b578e4d48749a0e759a7f2b3a8477afd924e9

668408049 as geometric shapes

Circle

Radius = n
Diameter 1336816098
Circumference 4199731632.6774
Area 1.4035672134607E+18

Sphere

Radius = n
Volume 1.2508741637195E+27
Surface area 5.6142688538429E+18
Circumference 4199731632.6774

Square

Length = n
Perimeter 2673632196
Area 446769319967986401
Diagonal 945271728.09514

Cube

Length = n
Surface area 2680615919807918406
Volume 2.9862420951286E+26
Space diagonal 1157716701.056

Equilateral Triangle

Length = n
Perimeter 2005224147
Area 1.9345679036189E+17
Altitude 578858350.52799

Triangular Pyramid

Length = n
Surface area 1.9345679036189E+17
Volume 3.5193200595502E+25
Height 315090576.03171