64996971 is an odd 8-digits composite number following 64996970
and preceding 64996972 . In scientific notation, it is written as 6.4996971 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 39998112 positive integers (up to 64996971) that are relatively prime to 64996971.
64996971 has 8 divisors, whose sum is 93329040
The reverse of 64996971 is 17969946
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-four million nine hundred ninety-six thousand nine hundred seventy-one
Scientific notation
6.4996971 × 10^7
Engineering notation
6.4996971 × 10^6
Prime Factorization
13 × 3 × 1666589
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64996971
Product of the distinct prime numbers
The prime factorization of 64996971 is 13 × 3 × 1666589.
Since it has a total of 3 prime factors.
8 , 1 , 17 , 76 , 702 , 875 , 4999 , 7211 , 80059 , 72296 , 672045 , 298419 , 3632820 , 6604329 , 91828009 , 78661689 , 843560731 , 248674937 , 3571636068 , 8454790696
n×2
129993942
n×3
194990913
n×4
259987884
n×5
324984855
n÷2
32498485.5
n÷3
21665657
n÷3
16249242.75
n÷5
12999394.2
n2
4224606239174841
n3
2.7458660921407E+23
n4
1.7847297876075E+31
n5
1.1600203024796E+39
2 √n
8062.0698955045
3 √n
402.06633023454
4 √n
89.789029928519
5 √n
36.524024346933
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64996970
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64996971 can be divided by 8 positive divisors.
The sum of these divisors (counting 64996971) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110111111100011001101011
3
Ternary
11112022012002020
4
Quaternary
3313330121223
5
Quinary
113114400341
6
Senary
10241035523
8
Octal
367743153
10
Decimal
64996971
12
Duodecimal
19925ba3
16
Hexadecimal
3dfc66b
20
Vigesimal
1064c8b
36
Base36
12p3zf
md5
9e0ae9c6a6bf9617cbf19e57ae7795c6
sha1
806cb7c730d219d1f3689cd744992e0c1a66bdc1
sha256
3bf1361b76362c92f09b13af7326dd8b20c68d79ffefb3ea597e1a87692a1ade
sha512
ed82e1e15bb81961defa534b0fb265b0ffd3a8ae27094c223db92878205666f109097b9cdcf79405f4f022abd8c5b4a4fb4313325b43e1d2c2f11db243f7b420
ripemd-160
8f61ca8f76055e9f3c500e231afc53cbcc490336
Diameter
129993942
Circumference
408388013.19838
Area
1.3271991925301E+16
Volume
1.1501856990414E+24
Surface area
5.3087967701205E+16
Circumference
408388013.19838
Perimeter
259987884
Area
4224606239174841
Diagonal
91919597.901371
Surface area
25347637435049046
Volume
2.7458660921407E+23
Space diagonal
112578056.11008
Perimeter
194990913
Area
1.8293081620558E+15
Altitude
56289028.05504
Surface area
1.8293081620558E+15
Volume
3.2360342233048E+22
Height
30639865.967124