691609968 (number)

691609968 is an even 9-digits composite number following 691609967 and preceding 691609969. In scientific notation, it is written as 6.91609968 × 10^8. The sum of its digits is 54. It has a total of 7 prime factors and 40 positive divisors. There are 197601984 positive integers (up to 691609968) that are relatively prime to 691609968.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 6.91609968 × 10^8
Engineering notation 6.91609968 × 10^6

Prime Factorization of 691609968

Prime Factorization 2 × 2 × 2 × 2 × 7 × 27 × 228707

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 86451246
Product of the distinct prime numbers

The prime factorization of 691609968 is 2 × 2 × 2 × 2 × 7 × 27 × 228707. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 691609968)

Multiplication

n×y
n×2 1383219936
n×3 2074829904
n×4 2766439872
n×5 3458049840

Division

n÷y
n÷2 345804984
n÷3 230536656
n÷3 172902492
n÷5 138321993.6

Exponentiation

ny
n2 478324347836961024
n3 3.3081388690114E+26
n4 2.2879418173365E+35
n5 1.582363367074E+44

Nth Root

y√n
2√n 26298.478435073
3√n 884.34233241883
4√n 162.16805614878
5√n 58.610071178176

Divisors of 691609968

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 -691609967
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 691609968 can be divided by 40 positive divisors. The sum of these divisors (counting 691609968) is 1, the average is 0.025.

Base conversion 691609968

Base System Value
2 Binary 101001001110010010000101110000
3 Ternary 1210012101102112000
4 Quaternary 221032102011300
5 Quinary 2404023004333
6 Senary 152343334000
8 Octal 5116220560
10 Decimal 691609968
12 Duodecimal 173751300
16 Hexadecimal 29392170
20 Vigesimal ag2b4i8
36 Base36 bfrlo0

Cryptographic Hash Functions

md5 2c72bffc0fc744b94e4e2cd0d067fcb9
sha1 3b492c53861e3c87f146cf14eea29b514780e8b2
sha256 2e898c6b8dadcd1b61b045bddecca9790bdaa1f73b743b3e3918f8578273141f
sha512 e095bf7010c97b1759bbdc55db62c2abdc4960547f0f744c424b51c1cfb63fa37060a8e67370ea9c145107d221fb37c078067571511bd9931686b60ba5ae424b
ripemd-160 73ccccc6022c22b7277e8cd13de4d67a9ebd4628

691609968 as geometric shapes

Circle

Radius = n
Diameter 1383219936
Circumference 4345513589.2365
Area 1.5027002571977E+18

Sphere

Radius = n
Volume 1.3857099690588E+27
Surface area 6.0108010287909E+18
Circumference 4345513589.2365

Square

Length = n
Perimeter 2766439872
Area 478324347836961024
Diagonal 978084196.61802

Cube

Length = n
Surface area 2869946087021766144
Volume 3.3081388690114E+26
Space diagonal 1197903603.5971

Equilateral Triangle

Length = n
Perimeter 2074829904
Area 2.0712051823772E+17
Altitude 598951801.79854

Triangular Pyramid

Length = n
Surface area 2.0712051823772E+17
Volume 3.8986790456413E+25
Height 326028065.53934