638963266 (number)

638963266 is an even 9-digits composite number following 638963265 and preceding 638963267. In scientific notation, it is written as 6.38963266 × 10^8. The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors. There are 318390960 positive integers (up to 638963266) that are relatively prime to 638963266.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million nine hundred sixty-three thousand two hundred sixty-six

Notation

Scientific notation 6.38963266 × 10^8
Engineering notation 6.38963266 × 10^6

Prime Factorization of 638963266

Prime Factorization 2 × 293 × 1090381

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 638963266
Product of the distinct prime numbers

The prime factorization of 638963266 is 2 × 293 × 1090381. Since it has a total of 3 prime factors.

Most popular turbo-numbers

5, 3, 69, 75, 209, 569, 1459, 4634, 97172, 28804, 958356, 926665, 7243487, 7247991, 80303408, 10041681, 933375532, 254172376, 8428128059, 5559302682

Basic calculations (n = 638963266)

Multiplication

n×y
n×2 1277926532
n×3 1916889798
n×4 2555853064
n×5 3194816330

Division

n÷y
n÷2 319481633
n÷3 212987755.33333
n÷3 159740816.5
n÷5 127792653.2

Exponentiation

ny
n2 408274055297386756
n3 2.6087212379588E+26
n4 1.6668770422897E+35
n5 1.0650731989619E+44

Nth Root

y√n
2√n 25277.722721796
3√n 861.30829625555
4√n 158.98969375968
5√n 57.689287909581

Divisors of 638963266

1, 2, 293, 586, 1090381, 2180762, 319481633, 638963266

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638963265
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638963266 can be divided by 8 positive divisors. The sum of these divisors (counting 638963266) is 1, the average is 0.125.

Base conversion 638963266

Base System Value
2 Binary 100110000101011100111001000010
3 Ternary 1122112022200211011
4 Quaternary 212011130321002
5 Quinary 2302033311031
6 Senary 143223111134
8 Octal 4605347102
10 Decimal 638963266
12 Duodecimal 159ba24aa
16 Hexadecimal 2615ce42
20 Vigesimal 9jda836
36 Base36 akf77m

Cryptographic Hash Functions

md5 b7338d7f3adee699c28c81ceb4a93ead
sha1 ec040b44d7b48468cbcbbb619a7aa3b0e296547b
sha256 44def7e06b070febb7db0d0b4da8b331dda9fbb8686f684e9461de3624fa3f65
sha512 c66c378a9d5710f5788602f28107726de0f0e727224012cc122192ef3233a729f32c64cc9c6c96f2bdba99d64934b65a7e412d668a51081df50ffa6c835d62d0
ripemd-160 1a9caff53b70d2e6a37b9e5d975abd6302d75177

638963266 as geometric shapes

Circle

Radius = n
Diameter 1277926532
Circumference 4014724604.7587
Area 1.2826307727736E+18

Sphere

Radius = n
Volume 1.092738596858E+27
Surface area 5.1305230910943E+18
Circumference 4014724604.7587

Square

Length = n
Perimeter 2555853064
Area 408274055297386756
Diagonal 903630516.63541

Cube

Length = n
Surface area 2449644331784320536
Volume 2.6087212379588E+26
Space diagonal 1106716840.8821

Equilateral Triangle

Length = n
Perimeter 1916889798
Area 1.7678785179681E+17
Altitude 553358420.44107

Triangular Pyramid

Length = n
Surface area 1.7678785179681E+17
Volume 3.0744074626434E+25
Height 301210172.2118