64478906 is an even 8-digits composite number following 64478905
and preceding 64478907 . In scientific notation, it is written as 6.4478906 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 32239452 positive integers (up to 64478906) that are relatively prime to 64478906.
64478906 has 4 divisors, whose sum is 96718362
The reverse of 64478906 is 60987446
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-four million four hundred seventy-eight thousand nine hundred six
Scientific notation
6.4478906 × 10^7
Engineering notation
6.4478906 × 10^6
Prime Factorization
2 × 32239453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
64478906
Product of the distinct prime numbers
The prime factorization of 64478906 is 2 × 32239453.
Since it has a total of 2 prime factors.
1 , 5 , 78 , 71 , 368 , 907 , 9521 , 8593 , 99447 , 40654 , 471366 , 30891 , 9773871 , 4407962 , 43090816 , 26473253 , 989851824 , 347867342 , 6666173771 , 2129138363
n×2
128957812
n×3
193436718
n×4
257915624
n×5
322394530
n÷2
32239453
n÷3
21492968.666667
n÷3
16119726.5
n÷5
12895781.2
n2
4157529318956836
n3
2.6807294214926E+23
n4
1.7285050037986E+31
n5
1.1145211166046E+39
2 √n
8029.8758396379
3 √n
400.99524251046
4 √n
89.609574486423
5 √n
36.465614129276
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
-64478905
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 64478906 can be divided by 4 positive divisors.
The sum of these divisors (counting 64478906) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110101111101111010111010
3
Ternary
11111022212102122
4
Quaternary
3311331322322
5
Quinary
113001311111
6
Senary
10222001242
8
Octal
365757272
10
Decimal
64478906
12
Duodecimal
19716222
16
Hexadecimal
3d7deba
20
Vigesimal
102jh56
36
Base36
12e08q
md5
16366d88c4cd7b03b7ed587a120d07ba
sha1
155571f9a5d6efc680471fc01208b8918d2fa42f
sha256
7db8387fc88e50f8e4ef4d059cdcf7179997485335295477f98a0373e8205847
sha512
5aa12044ea2a5d8ccba21d5e27a2b57fea925e3a6f499a5c97bbcf5e215691723ee11ae4da6db5febbb5c3e1ce862ddfee29c87a2ddb24ac52e2ebc8b5fc541e
ripemd-160
be585d14dc8ff978bfb10ffb845cd3ed95451000
Diameter
128957812
Circumference
405132914.80221
Area
1.3061263565519E+16
Volume
1.1229013142431E+24
Surface area
5.2245054262076E+16
Circumference
405132914.80221
Perimeter
257915624
Area
4157529318956836
Diagonal
91186943.35218
Surface area
24945175913741016
Volume
2.6807294214926E+23
Space diagonal
111680741.20846
Perimeter
193436718
Area
1.8002630035976E+15
Altitude
55840370.604229
Surface area
1.8002630035976E+15
Volume
3.1592699207729E+22
Height
30395647.78406