646875268 is an even 9-digits composite number following 646875267
and preceding 646875269 . In scientific notation, it is written as 6.46875268 × 10^8.
The sum of its digits is 52. It has a total of 4 prime factors and 12 positive divisors.
There are 298557792 positive integers (up to 646875268) that are relatively prime to 646875268.
646875268 has 12 divisors, whose sum is 1219111180
The reverse of 646875268 is 862578646
Previous prime number is 13
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
six hundred forty-six million eight hundred seventy-five thousand two hundred sixty-eight
Scientific notation
6.46875268 × 10^8
Engineering notation
6.46875268 × 10^6
Prime Factorization
2 × 2 × 13 × 12439909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
323437634
Product of the distinct prime numbers
The prime factorization of 646875268 is 2 × 2 × 13 × 12439909.
Since it has a total of 4 prime factors.
10 , 7 , 54 , 13 , 566 , 874 , 6226 , 2935 , 23210 , 54416 , 282888 , 382014 , 138048 , 280000 , 44152426 , 65782278 , 490063908 , 843793324 , 3444120210 , 5409886349
n×2
1293750536
n×3
1940625804
n×4
2587501072
n×5
3234376340
n÷2
323437634
n÷3
215625089.33333
n÷3
161718817
n÷5
129375053.6
n2
418447612350071824
n3
2.7068341138291E+26
n4
1.7509840428148E+35
n5
1.1326682719595E+44
2 √n
25433.742705312
3 √n
864.84879043537
4 √n
159.47959965247
5 √n
57.831453724139
1 , 2 , 4 , 13 , 26 , 52 , 12439909 , 24879818 , 49759636 , 161718817 , 323437634 , 646875268
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
-646875267
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 646875268 can be divided by 12 positive divisors.
The sum of these divisors (counting 646875268) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110100011101000100010000100
3
Ternary
1200002012200001021
4
Quaternary
212203220202010
5
Quinary
2311100002033
6
Senary
144104440524
8
Octal
4643504204
10
Decimal
646875268
12
Duodecimal
160779144
16
Hexadecimal
268e8884
20
Vigesimal
a22j838
36
Base36
ap4s5g
md5
d21f55a7470884d45dd4d91508cbc004
sha1
c42eb4ec72cd45bd8259c2d68db71ef84716462c
sha256
f6cbf659cfdf94115e7562672ae5f6df2e398514af704bd4bfc7bc259cb52880
sha512
a9640b5d83e80b863089d9bea7778ff580afc6cb8697ec15c5aef46246905fc96bc204c06fba226106cc47517689261b0b716cc2e31db67791b235e340ecdb96
ripemd-160
cc6f497550ba81bbff6f72cb50108507c12c4c19
Diameter
1293750536
Circumference
4064437179.4755
Area
1.3145919448712E+18
Volume
1.1338360221989E+27
Surface area
5.2583677794847E+18
Circumference
4064437179.4755
Perimeter
2587501072
Area
418447612350071824
Diagonal
914819777.16933
Surface area
2510685674100430944
Volume
2.7068341138291E+26
Space diagonal
1120420830.3357
Perimeter
1940625804
Area
1.8119313122405E+17
Altitude
560210415.16787
Surface area
1.8119313122405E+17
Volume
3.1900345957261E+25
Height
304939925.72311