64798081 is an odd 8-digits composite number following 64798080
and preceding 64798082 . In scientific notation, it is written as 6.4798081 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 63217600 positive integers (up to 64798081) that are relatively prime to 64798081.
64798081 has 4 divisors, whose sum is 66378564
The reverse of 64798081 is 18089746
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-four million seven hundred ninety-eight thousand eighty-one
Scientific notation
6.4798081 × 10^7
Engineering notation
6.4798081 × 10^6
Prime Factorization
41 × 1580441
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64798081
Product of the distinct prime numbers
The prime factorization of 64798081 is 41 × 1580441.
Since it has a total of 2 prime factors.
3 , 6 , 81 , 80 , 262 , 974 , 5015 , 526 , 57883 , 8846 , 229807 , 764085 , 7544318 , 7796204 , 99805602 , 79817002 , 635572951 , 646686450 , 4400624617 , 9096223397
n×2
129596162
n×3
194394243
n×4
259192324
n×5
323990405
n÷2
32399040.5
n÷3
21599360.333333
n÷3
16199520.25
n÷5
12959616.2
n2
4198791301282561
n3
2.720736188426E+23
n4
1.7629848391726E+31
n5
1.1423803441048E+39
2 √n
8049.725523271
3 √n
401.65580506624
4 √n
89.720262612584
5 √n
36.50164431637
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
-64798080
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 64798081 can be divided by 4 positive divisors.
The sum of these divisors (counting 64798081) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110111001011110110000001
3
Ternary
11111221002020221
4
Quaternary
3313023312001
5
Quinary
113042014311
6
Senary
10232503041
8
Octal
367136601
10
Decimal
64798081
12
Duodecimal
1984aa81
16
Hexadecimal
3dcbd81
20
Vigesimal
104jf41
36
Base36
12kuip
md5
16a80d279cc1b923c11198e06b0da6ee
sha1
6ee5cf2c86e00b63664d5f25e6f4d6505b51924a
sha256
f2386161b4a9c69b8d8f98c15eff62592596bc9fe3109e5ddf3b0bbf8a526d4b
sha512
0f7bcb98a582ed59a89350ff622d892844e11bc0d5a430197137c67b417ad2e25f23a27c9426252c54a8a7f58a3ff15b9ea87d0633c565bfbe012d54009fb6e6
ripemd-160
69f744e2067a6fdabbcd61570b289bd20a4ad93d
Diameter
129596162
Circumference
407138350.47263
Area
1.3190891906066E+16
Volume
1.1396593095887E+24
Surface area
5.2763567624264E+16
Circumference
407138350.47263
Perimeter
259192324
Area
4198791301282561
Diagonal
91638324.96595
Surface area
25192747807695366
Volume
2.720736188426E+23
Space diagonal
112233568.52496
Perimeter
194394243
Area
1.8181299660499E+15
Altitude
56116784.262482
Surface area
1.8181299660499E+15
Volume
3.2064183477595E+22
Height
30546108.321983