642764386 (number)

642764386 is an even 9-digits composite number following 642764385 and preceding 642764387. In scientific notation, it is written as 6.42764386 × 10^8. The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors. There are 285948880 positive integers (up to 642764386) that are relatively prime to 642764386.

Interesting facts

Basic properties

Name

Name six hundred forty-two million seven hundred sixty-four thousand three hundred eighty-six

Notation

Scientific notation 6.42764386 × 10^8
Engineering notation 6.42764386 × 10^6

Prime Factorization of 642764386

Prime Factorization 2 × 11 × 47 × 621629

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 642764386
Product of the distinct prime numbers

The prime factorization of 642764386 is 2 × 11 × 47 × 621629. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 4, 94, 10, 856, 479, 7398, 8957, 19201, 79501, 750557, 211721, 2669165, 6003900, 25509766, 936844, 797662287, 174421619, 3750416431, 3421446024

Basic calculations (n = 642764386)

Multiplication

n×y
n×2 1285528772
n×3 1928293158
n×4 2571057544
n×5 3213821930

Division

n÷y
n÷2 321382193
n÷3 214254795.33333
n÷3 160691096.5
n÷5 128552877.2

Exponentiation

ny
n2 413146055909956996
n3 2.6555557095529E+26
n4 1.7068966351395E+35
n5 1.0971323676509E+44

Nth Root

y√n
2√n 25352.798385977
3√n 863.01286240954
4√n 159.22562100986
5√n 57.757762569836

Divisors of 642764386

1, 2, 11, 22, 47, 94, 517, 1034, 621629, 1243258, 6837919, 13675838, 29216563, 58433126, 321382193, 642764386

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -642764385
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 642764386 can be divided by 16 positive divisors. The sum of these divisors (counting 642764386) is 1, the average is 0.0625.

Base conversion 642764386

Base System Value
2 Binary 100110010011111100111001100010
3 Ternary 1122210110210222101
4 Quaternary 212103330321202
5 Quinary 2304021430021
6 Senary 143440401014
8 Octal 4623747142
10 Decimal 642764386
12 Duodecimal 15b31616a
16 Hexadecimal 264fce62
20 Vigesimal a0h5aj6
36 Base36 amoo6a

Cryptographic Hash Functions

md5 89e1b95a65b41021abde897211789665
sha1 1522db9adca039ff2947ed2535699a1558e2887e
sha256 0559ce608e4273469671c9e6ffad0b3377db95585642cca96d90748a59e9a44e
sha512 dae3972f50c9e4e9b8ef1b8fbe2dcf716990a03bada998e2bb3560188e7ec0c72004e9ef06aa41a694a23e5a9fc0584a4ebe8474cfb0683f0c3c52aa2eac69cb
ripemd-160 10fdcb819b74b4b93d7ab4ee1d482d5e30cedf8e

642764386 as geometric shapes

Circle

Radius = n
Diameter 1285528772
Circumference 4038607746.0935
Area 1.2979366141063E+18

Sphere

Radius = n
Volume 1.112356574444E+27
Surface area 5.1917464564253E+18
Circumference 4038607746.0935

Square

Length = n
Perimeter 2571057544
Area 413146055909956996
Diagonal 909006112.09162

Cube

Length = n
Surface area 2478876335459741976
Volume 2.6555557095529E+26
Space diagonal 1113300573.8478

Equilateral Triangle

Length = n
Perimeter 1928293158
Area 1.7889748994568E+17
Altitude 556650286.92391

Triangular Pyramid

Length = n
Surface area 1.7889748994568E+17
Volume 3.1296024167391E+25
Height 303002037.36387