64749091 is an odd 8-digits composite number following 64749090
and preceding 64749092 . In scientific notation, it is written as 6.4749091 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 58862800 positive integers (up to 64749091) that are relatively prime to 64749091.
64749091 has 4 divisors, whose sum is 70635384
The reverse of 64749091 is 19094746
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-four million seven hundred forty-nine thousand ninety-one
Scientific notation
6.4749091 × 10^7
Engineering notation
6.4749091 × 10^6
Prime Factorization
11 × 5886281
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64749091
Product of the distinct prime numbers
The prime factorization of 64749091 is 11 × 5886281.
Since it has a total of 2 prime factors.
7 , 7 , 20 , 14 , 235 , 241 , 5990 , 1642 , 89727 , 58630 , 154188 , 512636 , 1057477 , 8659194 , 3970788 , 49353709 , 664499876 , 721040694 , 4621308153 , 3281339442
n×2
129498182
n×3
194247273
n×4
258996364
n×5
323745455
n÷2
32374545.5
n÷3
21583030.333333
n÷3
16187272.75
n÷5
12949818.2
n2
4192444785326281
n3
2.7145698891757E+23
n4
1.757659327801E+31
n5
1.1380684376278E+39
2 √n
8046.6819870056
3 √n
401.55455680614
4 √n
89.703299755391
5 √n
36.496123299208
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
-64749090
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 64749091 can be divided by 4 positive divisors.
The sum of these divisors (counting 64749091) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110110111111111000100011
3
Ternary
11111211121001111
4
Quaternary
3312333320203
5
Quinary
113033432331
6
Senary
10231444151
8
Octal
366777043
10
Decimal
64749091
12
Duodecimal
19826657
16
Hexadecimal
3dbfe23
20
Vigesimal
104dceb
36
Base36
12jspv
md5
9a4c9112ecf23aa2d236df254eac8797
sha1
a6366bf216d6572dc44f2c73abaf0ee6d4bf0efd
sha256
5fc358bd9e0af9f34c05274918482287c2b4c9900c42e90ddb0766aee07f68d3
sha512
91fbfdc2271c176d511a4076ca7a90d581bc3b488550be139eaa6cbbcc6dcd8fd624499445a8896697ab3f5f5ed8f0e1dc52359eed5fdcceadca9a7a96674a96
ripemd-160
ce30e5edc1756fd7a0fc91776fa221a064f42bc6
Diameter
129498182
Circumference
406830537.22443
Area
1.3170953738162E+16
Volume
1.1370763761987E+24
Surface area
5.2683814952648E+16
Circumference
406830537.22443
Perimeter
258996364
Area
4192444785326281
Diagonal
91569042.64353
Surface area
25154668711957686
Volume
2.7145698891757E+23
Space diagonal
112148715.3559
Perimeter
194247273
Area
1.8153818440281E+15
Altitude
56074357.67795
Surface area
1.8153818440281E+15
Volume
3.1991512944015E+22
Height
30523014.21451