639739420 (number)

639739420 is an even 9-digits composite number following 639739419 and preceding 639739421. In scientific notation, it is written as 6.39739420 × 10^8. The sum of its digits is 43. It has a total of 5 prime factors and 24 positive divisors. There are 247071552 positive integers (up to 639739420) that are relatively prime to 639739420.

Interesting facts

Basic properties

Name

Name six hundred thirty-nine million seven hundred thirty-nine thousand four hundred twenty

Notation

Scientific notation 6.39739420 × 10^8
Engineering notation 6.39739420 × 10^6

Prime Factorization of 639739420

Prime Factorization 2 × 2 × 5 × 29 × 1102999

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 319869710
Product of the distinct prime numbers

The prime factorization of 639739420 is 2 × 2 × 5 × 29 × 1102999. Since it has a total of 5 prime factors.

Most popular turbo-numbers

3, 6, 29, 59, 606, 76, 9445, 1694, 3215, 71787, 335727, 801510, 3914402, 3842813, 76546247, 62516782, 174948507, 596910672, 7343961178, 3745163896

Basic calculations (n = 639739420)

Multiplication

n×y
n×2 1279478840
n×3 1919218260
n×4 2558957680
n×5 3198697100

Division

n÷y
n÷2 319869710
n÷3 213246473.33333
n÷3 159934855
n÷5 127947884

Exponentiation

ny
n2 409266525501936400
n3 2.6182392965002E+26
n4 1.6749908889643E+35
n5 1.0715576998113E+44

Nth Root

y√n
2√n 25293.070592556
3√n 861.65690126241
4√n 159.0379533085
5√n 57.703296236504

Divisors of 639739420

1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1102999, 2205998, 4411996, 5514995, 11029990, 22059980, 31986971, 63973942, 127947884, 159934855, 319869710, 639739420

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -639739419
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 639739420 can be divided by 24 positive divisors. The sum of these divisors (counting 639739420) is 1, the average is 0.041666666666667.

Base conversion 639739420

Base System Value
2 Binary 100110001000011010011000011100
3 Ternary 1122120210010111121
4 Quaternary 212020122120130
5 Quinary 2302233130140
6 Senary 143251500324
8 Octal 4610323034
10 Decimal 639739420
12 Duodecimal 15a2b76a4
16 Hexadecimal 2621a61c
20 Vigesimal 9ji78b0
36 Base36 akvu3g

Cryptographic Hash Functions

md5 92bdb1c3bc9b96bc38436c3e8b3de268
sha1 e17d6590f555e4ab7b35ec9a131a0c2a5b08f920
sha256 45208d1b6ed67d0244f0a0593c6a4df2404a3dd44feebc7e6e077a9e6c8b550e
sha512 9edb4d6e8147605c06ad149105dc25d61c455d33cf40e4ab57498f3c4b211aa662fefe15ec55543da5ea0d175e3963cf22a1b542edd747fabc466d6ff04cf5ed
ripemd-160 0cd47cdce178c95a3f173c59d57a82411ad7a040

639739420 as geometric shapes

Circle

Radius = n
Diameter 1279478840
Circumference 4019601324.1676
Area 1.2857487098771E+18

Sphere

Radius = n
Volume 1.0967255118967E+27
Surface area 5.1429948395084E+18
Circumference 4019601324.1676

Square

Length = n
Perimeter 2558957680
Area 409266525501936400
Diagonal 904728164.1487

Cube

Length = n
Surface area 2455599153011618400
Volume 2.6182392965002E+26
Space diagonal 1108061179.0446

Equilateral Triangle

Length = n
Perimeter 1919218260
Area 1.7721760400163E+17
Altitude 554030589.52232

Triangular Pyramid

Length = n
Surface area 1.7721760400163E+17
Volume 3.0856246022074E+25
Height 301576054.71623