668456784 (number)

668456784 is an even 9-digits composite number following 668456783 and preceding 668456785. In scientific notation, it is written as 6.68456784 × 10^8. The sum of its digits is 54. It has a total of 9 prime factors and 160 positive divisors. There are 200448000 positive integers (up to 668456784) that are relatively prime to 668456784.

Interesting facts

Basic properties

Name

Name six hundred sixty-eight million four hundred fifty-six thousand seven hundred eighty-four

Notation

Scientific notation 6.68456784 × 10^8
Engineering notation 6.68456784 × 10^6

Prime Factorization of 668456784

Prime Factorization 2 × 2 × 2 × 2 × 9 × 41 × 101 × 19 × 59

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 83557098
Product of the distinct prime numbers

The prime factorization of 668456784 is 2 × 2 × 2 × 2 × 9 × 41 × 101 × 19 × 59. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 668456784)

Multiplication

n×y
n×2 1336913568
n×3 2005370352
n×4 2673827136
n×5 3342283920

Division

n÷y
n÷2 334228392
n÷3 222818928
n÷3 167114196
n÷5 133691356.8

Exponentiation

ny
n2 446834472075622656
n3 2.9868953418401E+26
n4 1.996610454351E+35
n5 1.3346478032163E+44

Nth Root

y√n
2√n 25854.531208281
3√n 874.36167169291
4√n 160.79344267812
5√n 58.212287695339

Divisors of 668456784

160 divisors

τ Total Divisors 160
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -668456783
Sum of the proper positive divisors of n
A Arithmetic Mean 0.00625
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 160
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 668456784 can be divided by 160 positive divisors. The sum of these divisors (counting 668456784) is 1, the average is 0.00625.

Base conversion 668456784

Base System Value
2 Binary 100111110101111101011101010000
3 Ternary 1201120211010022200
4 Quaternary 213311331131100
5 Quinary 2332111104114
6 Senary 150155203200
8 Octal 4765753520
10 Decimal 668456784
12 Duodecimal 167a46500
16 Hexadecimal 27d7d750
20 Vigesimal a8hh1j4
36 Base36 b1zck0

Cryptographic Hash Functions

md5 bd40f16df2ab2c40275ec2757050793d
sha1 5916f6fb41522320e87b61816297d4157b114bff
sha256 185d4b45bde7af54a362058446f30971037c985c1b0fa6ff55359e2ae1a44355
sha512 d76371a4d67d1e54229e7f79649026b49579b3c3bf05e890a4becc96f0fc39c7a697e0c6330b37938e7837818a03f32c976bd8ff15abf393ba719a5cb77c78db
ripemd-160 67a4b907a6ddf6b3b96d8d8156942fee52a5d747

668456784 as geometric shapes

Circle

Radius = n
Diameter 1336913568
Circumference 4200037843.7133
Area 1.4037718948434E+18

Sphere

Radius = n
Volume 1.2511477950622E+27
Surface area 5.6150875793738E+18
Circumference 4200037843.7133

Square

Length = n
Perimeter 2673827136
Area 446834472075622656
Diagonal 945340649.7931

Cube

Length = n
Surface area 2681006832453735936
Volume 2.9868953418401E+26
Space diagonal 1157801112.5521

Equilateral Triangle

Length = n
Perimeter 2005370352
Area 1.9348500205205E+17
Altitude 578900556.27605

Triangular Pyramid

Length = n
Surface area 1.9348500205205E+17
Volume 3.5200899181827E+25
Height 315113549.93103