64681608 is an even 8-digits composite number following 64681607
and preceding 64681609 . In scientific notation, it is written as 6.4681608 × 10^7.
The sum of its digits is 39. It has a total of 6 prime factors and 32 positive divisors.
There are 21389760 positive integers (up to 64681608) that are relatively prime to 64681608.
64681608 has 32 divisors, whose sum is 162984960
The reverse of 64681608 is 80618646
Previous prime number is 127
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
sixty-four million six hundred eighty-one thousand six hundred eight
Scientific notation
6.4681608 × 10^7
Engineering notation
6.4681608 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 127 × 21221
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
16170402
Product of the distinct prime numbers
The prime factorization of 64681608 is 2 × 2 × 2 × 3 × 127 × 21221.
Since it has a total of 6 prime factors.
8 , 2 , 89 , 75 , 226 , 922 , 4208 , 6840 , 46046 , 15685 , 540832 , 16437 , 4869196 , 956886 , 84584477 , 51374642 , 288950383 , 774562607 , 6629467282 , 9890980836
n×2
129363216
n×3
194044824
n×4
258726432
n×5
323408040
n÷2
32340804
n÷3
21560536
n÷3
16170402
n÷5
12936321.6
n2
4183710413465664
n3
2.706091169493E+23
n4
1.7503432823741E+31
n5
1.1321501805596E+39
2 √n
8042.4876748429
3 √n
401.41500516517
4 √n
89.679917901629
5 √n
36.488512705033
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 127 , 254 , 381 , 508 , 762 , 1016 , 1524 , 3048 , 21221 , 42442 , 63663 , 84884 , 127326 , 169768 , 254652 , 509304 , 2695067 , 5390134 , 8085201 , 10780268 , 16170402 , 21560536 , 32340804 , 64681608
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-64681607
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 64681608 can be divided by 32 positive divisors.
The sum of these divisors (counting 64681608) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11110110101111011010001000
3
Ternary
11111201011111010
4
Quaternary
3312233122020
5
Quinary
113024302413
6
Senary
10230203520
8
Octal
366573210
10
Decimal
64681608
12
Duodecimal
197b35a0
16
Hexadecimal
3daf688
20
Vigesimal
1045408
36
Base36
12icnc
md5
e39ccca7c210c166a8dbf094cb50a027
sha1
773eb181f6c930014705c0a56153884416706459
sha256
053b76c378ef864436db4de67bbaa4ddfc01f55864f94e59737639b3fd8e1bae
sha512
7aebbba043783acf2c2d032b39212d3c085c7880b77bccffa7ed9671794e8b7d83b3e1968045c8da3b720b924c00329f214acb28c7ab4e768acc685c16a8622f
ripemd-160
3edfbe30688dc1e567bcd8f0208b56042705173c
Diameter
129363216
Circumference
406406529.03035
Area
1.3143513899691E+16
Volume
1.1335248184031E+24
Surface area
5.2574055598763E+16
Circumference
406406529.03035
Perimeter
258726432
Area
4183710413465664
Diagonal
91473607.2697
Surface area
25102262480793984
Volume
2.706091169493E+23
Space diagonal
112031831.37125
Perimeter
194044824
Area
1.8115997500694E+15
Altitude
56015915.685627
Surface area
1.8115997500694E+15
Volume
3.1891590274293E+22
Height
30491202.423233