668049690 (number)

668049690 is an even 9-digits composite number following 668049689 and preceding 668049691. In scientific notation, it is written as 6.68049690 × 10^8. The sum of its digits is 48. It has a total of 7 prime factors and 128 positive divisors. There are 127008000 positive integers (up to 668049690) that are relatively prime to 668049690.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.68049690 × 10^8
Engineering notation 6.68049690 × 10^6

Prime Factorization of 668049690

Prime Factorization 2 × 3 × 5 × 217 × 11 × 19 × 491

Composite number
ω Distinct Factors 7
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 668049690
Product of the distinct prime numbers

The prime factorization of 668049690 is 2 × 3 × 5 × 217 × 11 × 19 × 491. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 668049690)

Multiplication

n×y
n×2 1336099380
n×3 2004149070
n×4 2672198760
n×5 3340248450

Division

n÷y
n÷2 334024845
n÷3 222683230
n÷3 167012422.5
n÷5 133609938

Exponentiation

ny
n2 446290388309096100
n3 2.9814415555987E+26
n4 1.9917511069708E+35
n5 1.330588709569E+44

Nth Root

y√n
2√n 25846.657230675
3√n 874.18413856419
4√n 160.76895605394
5√n 58.20519564434

Divisors of 668049690

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -668049689
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 668049690 can be divided by 128 positive divisors. The sum of these divisors (counting 668049690) is 1, the average is 0.0078125.

Base conversion 668049690

Base System Value
2 Binary 100111110100011010000100011010
3 Ternary 1201120001102220010
4 Quaternary 213310122010122
5 Quinary 2332010042230
6 Senary 150142342350
8 Octal 4764320432
10 Decimal 668049690
12 Duodecimal 16788a9b6
16 Hexadecimal 27d1a11a
20 Vigesimal a8f644a
36 Base36 b1qmfu

Cryptographic Hash Functions

md5 cfcc7694788361245d82715e73ff2303
sha1 5186f114bea662b21fca0f419d77cfd55eda2e51
sha256 3ef805eb3738280ccf55b0329e737d212da5595bf749074a7bde930355a34550
sha512 5cff9865c0eaf981b78c8e100f6c6d35e5f0919298e82868e51b4d35f6d89e97f12c8ecdc5564941a7adff029a256d51c29539fd545c9157b9ac926a8088396e
ripemd-160 5dc99a2ad9e18d3ebbfc973c7e9b796baa144bea

668049690 as geometric shapes

Circle

Radius = n
Diameter 1336099380
Circumference 4197479996.6739
Area 1.4020626052796E+18

Sphere

Radius = n
Volume 1.2488633184235E+27
Surface area 5.6082504211184E+18
Circumference 4197479996.6739

Square

Length = n
Perimeter 2672198760
Area 446290388309096100
Diagonal 944764931.93714

Cube

Length = n
Surface area 2677742329854576600
Volume 2.9814415555987E+26
Space diagonal 1157096005.0606

Equilateral Triangle

Length = n
Perimeter 2004149070
Area 1.9324940687025E+17
Altitude 578548002.53032

Triangular Pyramid

Length = n
Surface area 1.9324940687025E+17
Volume 3.5136625694587E+25
Height 314921643.97905