642775691 (number)

642775691 is an odd 9-digits composite number following 642775690 and preceding 642775692. In scientific notation, it is written as 6.42775691 × 10^8. The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors. There are 620610984 positive integers (up to 642775691) that are relatively prime to 642775691.

Interesting facts

Basic properties

Name

Name six hundred forty-two million seven hundred seventy-five thousand six hundred ninety-one

Notation

Scientific notation 6.42775691 × 10^8
Engineering notation 6.42775691 × 10^6

Prime Factorization of 642775691

Prime Factorization 29 × 22164679

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 642775691
Product of the distinct prime numbers

The prime factorization of 642775691 is 29 × 22164679. Since it has a total of 2 prime factors.

Most popular turbo-numbers

Basic calculations (n = 642775691)

Multiplication

n×y
n×2 1285551382
n×3 1928327073
n×4 2571102764
n×5 3213878455

Division

n÷y
n÷2 321387845.5
n÷3 214258563.66667
n÷3 160693922.75
n÷5 128555138.2

Exponentiation

ny
n2 413160588940527481
n3 2.6556958305021E+26
n4 1.7070167225368E+35
n5 1.0972288533772E+44

Nth Root

y√n
2√n 25353.021338689
3√n 863.01792196346
4√n 159.22632112402
5√n 57.75796573819

Divisors of 642775691

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -642775690
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 642775691 can be divided by 4 positive divisors. The sum of these divisors (counting 642775691) is 1, the average is 0.25.

Base conversion 642775691

Base System Value
2 Binary 100110010011111111101010001011
3 Ternary 1122210111101111002
4 Quaternary 212103333222023
5 Quinary 2304022310231
6 Senary 143440525215
8 Octal 4623775213
10 Decimal 642775691
12 Duodecimal 15b32080b
16 Hexadecimal 264ffa8b
20 Vigesimal a0h6j4b
36 Base36 amowwb

Cryptographic Hash Functions

md5 313abda3f7aa04cb9ad8e3d0b01d0492
sha1 5d5814d0bd307d543e2e664c7ecf3b8f001714c4
sha256 e26bb25bfdf611cfd9bf0a94cda99e2c0b87c728dfec9d48aa50ac1a9fc88fd2
sha512 178647a4677edf3fc309fdbef0a2ebcbbb09711ab4cba24fbe8dd7465d756ba127c6c03aad78dda02e7569d439a9a810d5caa22a67381dfc872a7b000d2c67e7
ripemd-160 3f2c41e7856f107819d0b9c6e0a8fc553184aeb2

642775691 as geometric shapes

Circle

Radius = n
Diameter 1285551382
Circumference 4038678777.5034
Area 1.2979822709684E+18

Sphere

Radius = n
Volume 1.1124152681699E+27
Surface area 5.1919290838736E+18
Circumference 4038678777.5034

Square

Length = n
Perimeter 2571102764
Area 413160588940527481
Diagonal 909022099.77594

Cube

Length = n
Surface area 2478963533643164886
Volume 2.6556958305021E+26
Space diagonal 1113320154.6822

Equilateral Triangle

Length = n
Perimeter 1928327073
Area 1.7890378293252E+17
Altitude 556660077.3411

Triangular Pyramid

Length = n
Surface area 1.7890378293252E+17
Volume 3.1297675508615E+25
Height 303007366.59198