64872013 is an odd 8-digits composite number following 64872012
and preceding 64872014 . In scientific notation, it is written as 6.4872013 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 63903708 positive integers (up to 64872013) that are relatively prime to 64872013.
64872013 has 4 divisors, whose sum is 65840320
The reverse of 64872013 is 31027846
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-four million eight hundred seventy-two thousand thirteen
Scientific notation
6.4872013 × 10^7
Engineering notation
6.4872013 × 10^6
Prime Factorization
67 × 968239
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64872013
Product of the distinct prime numbers
The prime factorization of 64872013 is 67 × 968239.
Since it has a total of 2 prime factors.
7 , 4 , 29 , 18 , 788 , 279 , 217 , 4983 , 64687 , 87269 , 183382 , 176121 , 2145046 , 5325757 , 37436424 , 25816667 , 193718954 , 477886841 , 2816879992 , 3132212540
n×2
129744026
n×3
194616039
n×4
259488052
n×5
324360065
n÷2
32436006.5
n÷3
21624004.333333
n÷3
16218003.25
n÷5
12974402.6
n2
4208378070672169
n3
2.7300595690956E+23
n4
1.7710445985714E+31
n5
1.1489122822211E+39
2 √n
8054.3164204047
3 √n
401.80850470381
4 √n
89.745843471465
5 √n
36.509969898711
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64872012
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64872013 can be divided by 4 positive divisors.
The sum of these divisors (counting 64872013) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110111011101111001001101
3
Ternary
11112001211200011
4
Quaternary
3313131321031
5
Quinary
113101401023
6
Senary
10234233221
8
Octal
367357115
10
Decimal
64872013
12
Duodecimal
19885811
16
Hexadecimal
3ddde4d
20
Vigesimal
105900d
36
Base36
12mfkd
md5
ea6b1fdcdfaa6f96a7aaf3bca6af6970
sha1
be77e41681bb4e72e4eef29606ae12dfe0493a27
sha256
96bb1d9b7d358069147abc2fc96548a6c909c35147172388711c8409873d20ce
sha512
f61b2a582852d8f72401f3b4e106d515b7c0d2949be4b71b509625a9c1c27f1d0fe24b65ee35a143ee8a38c7a2f769b76b01ce84ed7480e0c67ef773322f49a1
ripemd-160
128637f28140106ba52eaae01467d7a95007a4e4
Diameter
129744026
Circumference
407602878.92876
Area
1.3221009630352E+16
Volume
1.1435646781511E+24
Surface area
5.2884038521408E+16
Circumference
407602878.92876
Perimeter
259488052
Area
4208378070672169
Diagonal
91742880.603044
Surface area
25250268424033014
Volume
2.7300595690956E+23
Space diagonal
112361622.50527
Perimeter
194616039
Area
1.8222811589657E+15
Altitude
56180811.252634
Surface area
1.8222811589657E+15
Volume
3.2174060572512E+22
Height
30580960.201015