639495364 is an even 9-digits composite number following 639495363
and preceding 639495365 . In scientific notation, it is written as 6.39495364 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 317306600 positive integers (up to 639495364) that are relatively prime to 639495364.
639495364 has 12 divisors, whose sum is 1127660688
The reverse of 639495364 is 463594936
Previous prime number is 131
Is Prime? no Number parity even Number length 9 Sum of Digits 49 Digital Root 4
Name
six hundred thirty-nine million four hundred ninety-five thousand three hundred sixty-four
Scientific notation
6.39495364 × 10^8
Engineering notation
6.39495364 × 10^6
Prime Factorization
2 × 2 × 131 × 1220411
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
319747682 Product of the distinct prime numbers
The prime factorization of 639495364 is 2 × 2 × 131 × 1220411.
Since it has a total of 4 prime factors.
7 , 8 , 100 , 78 , 728 , 759 , 2933 , 3959 , 89536 , 75126 , 10328 , 357585 , 4630564 , 8378751 , 37796462 , 43073171 , 434392730 , 130024905 , 9780303510 , 1281522224
n×2
1278990728
n×3
1918486092
n×4
2557981456
n×5
3197476820
n÷2
319747682
n÷3
213165121.33333
n÷3
159873841
n÷5
127899072.8
n2
408954320577492496
n3
2.6152439209708E+26
n4
1.67243636319E+35
n5
1.069515300845E+44
2 √n25288.245569829
3 √n861.54731535004
4 √n159.02278317848
5 √n57.69889288579
1 , 2 , 4 , 131 , 262 , 524 , 1220411 , 2440822 , 4881644 , 159873841 , 319747682 , 639495364
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-639495363 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 639495364 can be divided by 12 positive divisors.
The sum of these divisors (counting 639495364) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110000111011110110011000100
3
Ternary
1122120022201201111
4
Quaternary
212013132303010
5
Quinary
2302202322424
6
Senary
143242334404
8
Octal
4607366304
10
Decimal
639495364
12
Duodecimal
15a1ba404
16
Hexadecimal
261decc4
20
Vigesimal
9jggi84
36
Base36
akqls4
md5
f3713c67bf92d7c589936f032ca9a37c
sha1
c5ef879675f27dd6c8437b7dbe9d780160b912fd
sha256
94c1b000c4ef9e3462771db4e89e9b31855261c4cc2163d38b5a497e52c764c4
sha512
d86568daf6a6a5cf212646909a483c87fbb5f80242104045f7a56d11dad76776a7bf79acde40a427538d9720bf5e3ed421df24730297ddd8bd2e05956308a568
ripemd-160
65dfaa21e4919e0bf12f48c98a79121b4251271d
Diameter
1278990728
Circumference
4018067875.0943
Area
1.2847678891801E+18
Volume
1.0954708119289E+27
Surface area
5.1390715567202E+18
Circumference
4018067875.0943
Perimeter
2557981456
Area
408954320577492496
Diagonal
904383016.84352
Surface area
2453725923464954976
Volume
2.6152439209708E+26
Space diagonal
1107638461.6528
Perimeter
1918486092
Area
1.7708241530376E+17
Altitude
553819230.82638
Surface area
1.7708241530376E+17
Volume
3.0820945182922E+25
Height
301461005.61451