64461938 is an even 8-digits composite number following 64461937
and preceding 64461939 . In scientific notation, it is written as 6.4461938 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 32230968 positive integers (up to 64461938) that are relatively prime to 64461938.
64461938 has 4 divisors, whose sum is 96692910
The reverse of 64461938 is 83916446
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
sixty-four million four hundred sixty-one thousand nine hundred thirty-eight
Scientific notation
6.4461938 × 10^7
Engineering notation
6.4461938 × 10^6
Prime Factorization
2 × 32230969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64461938
Product of the distinct prime numbers
The prime factorization of 64461938 is 2 × 32230969.
Since it has a total of 2 prime factors.
2 , 7 , 42 , 87 , 464 , 947 , 5450 , 1208 , 31055 , 45463 , 552555 , 806116 , 9219068 , 1096669 , 41063147 , 58769475 , 336835804 , 211886533 , 1547783276 , 4342147217
n×2
128923876
n×3
193385814
n×4
257847752
n×5
322309690
n÷2
32230969
n÷3
21487312.666667
n÷3
16115484.5
n÷5
12892387.6
n2
4155341450715844
n3
2.6786136296487E+23
n4
1.7266862572037E+31
n5
1.1130554245732E+39
2 √n
8028.8192158
3 √n
400.96006467929
4 √n
89.603678584085
5 √n
36.463694699435
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
-64461937
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 64461938 can be divided by 4 positive divisors.
The sum of these divisors (counting 64461938) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110101111001110001110010
3
Ternary
11111022000011012
4
Quaternary
3311321301302
5
Quinary
113000240223
6
Senary
10221350522
8
Octal
365716162
10
Decimal
64461938
12
Duodecimal
19708442
16
Hexadecimal
3d79c72
20
Vigesimal
102hegi
36
Base36
12dn5e
md5
75ccfb41288b18258f1cfd7e7d355cd8
sha1
70b83bab190f3e88b96d59ee80d308336bfad235
sha256
d71973d6d349f19f7225b07fd555c7a9b5190e0e007f8494b2e2fe133202a983
sha512
98114cff1e9ff466bdb8ae111f580864e17ea41c4f9dff59c0c6906ed6ee545cde2028fedeef9fc59e02b4ad5535a5598b27aeeeb01177926aeaf1a0693f5269
ripemd-160
248e50b408ad47c5810aa0270ad8b0624284bde6
Diameter
128923876
Circumference
405026301.71392
Area
1.3054390174726E+16
Volume
1.122015053428E+24
Surface area
5.2217560698904E+16
Circumference
405026301.71392
Perimeter
257847752
Area
4155341450715844
Diagonal
91162946.976454
Surface area
24932048704295064
Volume
2.6786136296487E+23
Space diagonal
111651351.77035
Perimeter
193385814
Area
1.7993156288592E+15
Altitude
55825675.885177
Surface area
1.7993156288592E+15
Volume
3.1567764361722E+22
Height
30387648.992151