639065720 (number)

639065720 is an even 9-digits composite number following 639065719 and preceding 639065721. In scientific notation, it is written as 6.39065720 × 10^8. The sum of its digits is 38. It has a total of 6 prime factors and 32 positive divisors. There are 254506368 positive integers (up to 639065720) that are relatively prime to 639065720.

Interesting facts

Basic properties

Name

Name six hundred thirty-nine million sixty-five thousand seven hundred twenty

Notation

Scientific notation 6.39065720 × 10^8
Engineering notation 6.39065720 × 10^6

Prime Factorization of 639065720

Prime Factorization 2 × 2 × 2 × 5 × 229 × 69767

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 159766430
Product of the distinct prime numbers

The prime factorization of 639065720 is 2 × 2 × 2 × 5 × 229 × 69767. Since it has a total of 6 prime factors.

Most popular turbo-numbers

3, 10, 3, 70, 428, 605, 729, 2819, 38052, 38049, 285851, 39718, 6270733, 1401554, 17786040, 82525185, 958705588, 814345663, 2596187562, 8369885166

Basic calculations (n = 639065720)

Multiplication

n×y
n×2 1278131440
n×3 1917197160
n×4 2556262880
n×5 3195328600

Division

n÷y
n÷2 319532860
n÷3 213021906.66667
n÷3 159766430
n÷5 127813144

Exponentiation

ny
n2 408404994479118400
n3 2.6099763184839E+26
n4 1.6679463951549E+35
n5 1.0659273639411E+44

Nth Root

y√n
2√n 25279.749207617
3√n 861.35432903438
4√n 158.99606664197
5√n 57.69113781851

Divisors of 639065720

1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 69767, 139534, 279068, 348835, 558136, 697670, 1395340, 2790680, 15976643, 31953286, 63906572, 79883215, 127813144, 159766430, 319532860, 639065720

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -639065719
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 639065720 can be divided by 32 positive divisors. The sum of these divisors (counting 639065720) is 1, the average is 0.03125.

Base conversion 639065720

Base System Value
2 Binary 100110000101110101111001111000
3 Ternary 1122112111220100202
4 Quaternary 212011311321320
5 Quinary 2302100100340
6 Senary 143225221332
8 Octal 4605657170
10 Decimal 639065720
12 Duodecimal 15a031848
16 Hexadecimal 26175e78
20 Vigesimal 9je3460
36 Base36 akhe9k

Cryptographic Hash Functions

md5 819372378bb7a040ac2341d7e4d86862
sha1 a85fc22906dea4b3102e1ef7fd340b4188703c2e
sha256 cce8b294d4b9421d50d581e426c89f922c6797e587e6c9ca5f18396de23e7158
sha512 00a079c7ce50b774a05e8f4c2e0dfaba690a7e94c0e5a012925c7e23b869916a597d04e1b708847aab500fb3925cdab8278892660a0d8a517ea3b331ebb7c99b
ripemd-160 1c89b72aa9044f0062eb5988a624bfcf63d728a7

639065720 as geometric shapes

Circle

Radius = n
Diameter 1278131440
Circumference 4015368342.2261
Area 1.283042130345E+18

Sphere

Radius = n
Volume 1.093264323759E+27
Surface area 5.1321685213799E+18
Circumference 4015368342.2261

Square

Length = n
Perimeter 2556262880
Area 408404994479118400
Diagonal 903775408.47173

Cube

Length = n
Surface area 2450429966874710400
Volume 2.6099763184839E+26
Space diagonal 1106894296.4156

Equilateral Triangle

Length = n
Perimeter 1917197160
Area 1.7684455012568E+17
Altitude 553447148.20779

Triangular Pyramid

Length = n
Surface area 1.7684455012568E+17
Volume 3.0758865892272E+25
Height 301258469.49058