64485655 is an odd 8-digits composite number following 64485654
and preceding 64485656 . In scientific notation, it is written as 6.4485655 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 47620128 positive integers (up to 64485655) that are relatively prime to 64485655.
64485655 has 4 divisors, whose sum is 65477808
The reverse of 64485655 is 55658446
Previous prime number is 65
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-four million four hundred eighty-five thousand six hundred fifty-five
Scientific notation
6.4485655 × 10^7
Engineering notation
6.4485655 × 10^6
Prime Factorization
65 × 992087
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64485655
Product of the distinct prime numbers
The prime factorization of 64485655 is 65 × 992087.
Since it has a total of 2 prime factors.
4 , 4 , 91 , 87 , 905 , 711 , 4336 , 1753 , 67204 , 28759 , 492190 , 101951 , 1966690 , 7823509 , 89957437 , 18834 , 831869127 , 786517914 , 9014631974 , 1192643872
n×2
128971310
n×3
193456965
n×4
257942620
n×5
322428275
n÷2
32242827.5
n÷3
21495218.333333
n÷3
16121413.75
n÷5
12897131
n2
4158399700779025
n3
2.6815712845654E+23
n4
1.7292288071439E+31
n5
1.1151045227354E+39
2 √n
8030.2960717523
3 √n
401.00923273166
4 √n
89.611919250467
5 √n
36.466377467682
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
-64485654
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 64485655 can be divided by 4 positive divisors.
The sum of these divisors (counting 64485655) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110101111111100100010111
3
Ternary
11111100012200121
4
Quaternary
3311333210113
5
Quinary
113002020110
6
Senary
10222052411
8
Octal
365774427
10
Decimal
64485655
12
Duodecimal
1971a107
16
Hexadecimal
3d7f917
20
Vigesimal
1030e2f
36
Base36
12e5g7
md5
417a17cf3aed316e2a19a2f9a086b4d4
sha1
a85295e34989bea418568f8274918884a326cb30
sha256
252706e50a5efa90688e500b5ce838514c03c98f245d408a58dd411358ce541c
sha512
637f3b57772fd82a514e6b7f173079fa26d897af01fe70e6bcc7ea6a5afe86e87bb808b2cbaebbc1bb8395a79dfccc3236775d3c4a7b5f755895fa7413f31eae
ripemd-160
24514422f2dcf56828f3a59ae84fd363a59d30d0
Diameter
128971310
Circumference
405175320.01985
Area
1.3063997950657E+16
Volume
1.1232539530224E+24
Surface area
5.225599180263E+16
Circumference
405175320.01985
Perimeter
257942620
Area
4158399700779025
Diagonal
91196487.879512
Surface area
24950398204674150
Volume
2.6815712845654E+23
Space diagonal
111692430.81936
Perimeter
193456965
Area
1.8006398899821E+15
Altitude
55846215.409679
Surface area
1.8006398899821E+15
Volume
3.1602620659189E+22
Height
30398829.293171