64756988 is an even 8-digits composite number following 64756987
and preceding 64756989 . In scientific notation, it is written as 6.4756988 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 12 positive divisors.
There are 32215392 positive integers (up to 64756988) that are relatively prime to 64756988.
64756988 has 12 divisors, whose sum is 113895600
The reverse of 64756988 is 88965746
Previous prime number is 199
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
sixty-four million seven hundred fifty-six thousand nine hundred eighty-eight
Scientific notation
6.4756988 × 10^7
Engineering notation
6.4756988 × 10^6
Prime Factorization
2 × 2 × 199 × 81353
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
32378494
Product of the distinct prime numbers
The prime factorization of 64756988 is 2 × 2 × 199 × 81353.
Since it has a total of 4 prime factors.
1 , 9 , 41 , 75 , 627 , 90 , 4502 , 4634 , 10609 , 56652 , 500855 , 923660 , 2040745 , 12285 , 33544492 , 56750000 , 220809004 , 177272972 , 9233891984 , 4415322331
n×2
129513976
n×3
194270964
n×4
259027952
n×5
323784940
n÷2
32378494
n÷3
21585662.666667
n÷3
16189247
n÷5
12951397.6
n2
4193467494832144
n3
2.7155632424124E+23
n4
1.7585169630214E+31
n5
1.1387626187217E+39
2 √n
8047.1726711933
3 √n
401.57088108899
4 √n
89.706034753484
5 √n
36.497013491864
1 , 2 , 4 , 199 , 398 , 796 , 81353 , 162706 , 325412 , 16189247 , 32378494 , 64756988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64756987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64756988 can be divided by 12 positive divisors.
The sum of these divisors (counting 64756988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
11110111000001110011111100
3
Ternary
11111211222212222
4
Quaternary
3313001303330
5
Quinary
113034210423
6
Senary
10231544512
8
Octal
367016374
10
Decimal
64756988
12
Duodecimal
1982b138
16
Hexadecimal
3dc1cfc
20
Vigesimal
104ec98
36
Base36
12jyt8
md5
593c622325a955dae65ce91139465746
sha1
16fe67c2bc089117d78cad9d15b3b0b94e8d4974
sha256
cdb20422c8d4d304aff5e4319c73bc23da9c50950166b1eb97b11148487f9dc7
sha512
1696f10f3fb58a97dc25b93b8385416b24f453f3738917f7ea608444a93d63f05ceaa4017d491f5eb63642c4b46ddfad5f760b48fb2c4396f964d99a15fc9367
ripemd-160
4bd4026aa4ff8d12415047f71071b355231de5bf
Diameter
129513976
Circumference
406880155.5388
Area
1.3174166674832E+16
Volume
1.1374924710295E+24
Surface area
5.2696666699329E+16
Circumference
406880155.5388
Perimeter
259027952
Area
4193467494832144
Diagonal
91580210.688032
Surface area
25160804968992864
Volume
2.7155632424124E+23
Space diagonal
112162393.36113
Perimeter
194270964
Area
1.8158246902345E+15
Altitude
56081196.680564
Surface area
1.8158246902345E+15
Volume
3.2003219724178E+22
Height
30526736.896011