639736445 (number)

639736445 is an odd 9-digits composite number following 639736444 and preceding 639736446. In scientific notation, it is written as 6.39736445 × 10^8. The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors. There are 511789152 positive integers (up to 639736445) that are relatively prime to 639736445.

Interesting facts

Basic properties

Name

Name six hundred thirty-nine million seven hundred thirty-six thousand four hundred forty-five

Notation

Scientific notation 6.39736445 × 10^8
Engineering notation 6.39736445 × 10^6

Prime Factorization of 639736445

Prime Factorization 5 × 127947289

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 639736445
Product of the distinct prime numbers

The prime factorization of 639736445 is 5 × 127947289. Since it has a total of 2 prime factors.

Most popular turbo-numbers

3, 8, 89, 71, 985, 219, 3777, 7856, 8585, 50234, 795217, 917575, 4167069, 6413433, 11037765, 93049643, 189734192, 275196154, 4816323016, 3643475810

Basic calculations (n = 639736445)

Multiplication

n×y
n×2 1279472890
n×3 1919209335
n×4 2558945780
n×5 3198682225

Division

n÷y
n÷2 319868222.5
n÷3 213245481.66667
n÷3 159934111.25
n÷5 127947289

Exponentiation

ny
n2 409262719061238025
n3 2.6182027696327E+26
n4 1.674959732134E+35
n5 1.0715327845535E+44

Nth Root

y√n
2√n 25293.011781913
3√n 861.6555655971
4√n 159.0377684134
5√n 57.70324256852

Divisors of 639736445

1, 5, 127947289, 639736445

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 -639736444
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 639736445 can be divided by 4 positive divisors. The sum of these divisors (counting 639736445) is 1, the average is 0.25.

Base conversion 639736445

Base System Value
2 Binary 100110001000011001101001111101
3 Ternary 1122120202222102102
4 Quaternary 212020121221331
5 Quinary 2302233031240
6 Senary 143251434445
8 Octal 4610315175
10 Decimal 639736445
12 Duodecimal 15a2b5a25
16 Hexadecimal 26219a7d
20 Vigesimal 9ji7125
36 Base36 akvrst

Cryptographic Hash Functions

md5 d65f12fd24285ede9ace9d5bf40d29aa
sha1 c0e3d3f2a64278df77a2e0a19a594f2514df889b
sha256 07faa3b07fb48b25416543d75435a5cd7b2ae823c5201d2b03c73cc498541c97
sha512 61dd61a807076b019cf04b2956aa0a91e29253e2b08051c9e336698872a4febcb72465b3244eae53f9bb236665459b23b9937f1af52d35343b567270f49275c5
ripemd-160 637565711c7c8071f6f7d429dcf68af02d2b385b

639736445 as geometric shapes

Circle

Radius = n
Diameter 1279472890
Circumference 4019582631.6913
Area 1.285736751591E+18

Sphere

Radius = n
Volume 1.0967102115582E+27
Surface area 5.1429470063639E+18
Circumference 4019582631.6913

Square

Length = n
Perimeter 2558945780
Area 409262719061238025
Diagonal 904723956.86335

Cube

Length = n
Surface area 2455576314367428150
Volume 2.6182027696327E+26
Space diagonal 1108056026.1935

Equilateral Triangle

Length = n
Perimeter 1919209335
Area 1.7721595576446E+17
Altitude 554028013.09675

Triangular Pyramid

Length = n
Surface area 1.7721595576446E+17
Volume 3.0855815548811E+25
Height 301574652.28778