66439712 is an even 8-digits composite number following 66439711
and preceding 66439713 . In scientific notation, it is written as 6.6439712 × 10^7.
The sum of its digits is 38. It has a total of 7 prime factors and 24 positive divisors.
There are 33106752 positive integers (up to 66439712) that are relatively prime to 66439712.
66439712 has 24 divisors, whose sum is 131248656
The reverse of 66439712 is 21793466
Previous prime number is 6763
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
sixty-six million four hundred thirty-nine thousand seven hundred twelve
Scientific notation
6.6439712 × 10^7
Engineering notation
6.6439712 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 6763 × 307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
4152482
Product of the distinct prime numbers
The prime factorization of 66439712 is 2 × 2 × 2 × 2 × 2 × 6763 × 307.
Since it has a total of 7 prime factors.
6 , 2 , 4 , 87 , 922 , 278 , 6403 , 452 , 93219 , 37442 , 640779 , 426355 , 959686 , 5167871 , 2354523 , 68488718 , 281443187 , 891453191 , 9400513690 , 3977451554
n×2
132879424
n×3
199319136
n×4
265758848
n×5
332198560
n÷2
33219856
n÷3
22146570.666667
n÷3
16609928
n÷5
13287942.4
n2
4414235330642944
n3
2.9328052406814E+23
n4
1.9485473554296E+31
n5
1.2946092511311E+39
2 √n
8151.0558825222
3 √n
405.01948186526
4 √n
90.283198229362
5 √n
36.684748687569
1 , 2 , 4 , 8 , 16 , 32 , 307 , 614 , 1228 , 2456 , 4912 , 6763 , 9824 , 13526 , 27052 , 54104 , 108208 , 216416 , 2076241 , 4152482 , 8304964 , 16609928 , 33219856 , 66439712
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-66439711
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 66439712 can be divided by 24 positive divisors.
The sum of these divisors (counting 66439712) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
11111101011100101000100000
3
Ternary
11122000111011002
4
Quaternary
3331130220200
5
Quinary
114002032322
6
Senary
10332011132
8
Octal
375345040
10
Decimal
66439712
12
Duodecimal
1a300aa8
16
Hexadecimal
3f5ca20
20
Vigesimal
10f4j5c
36
Base36
13k17k
md5
58e9d92244ec7883c0c4f2b1e5a67293
sha1
1d6a2017979ee0c9f404cfbaabf24f6cd0a1794e
sha256
5419b1891f51e5984f381fc5365957fc8198e7c6c2a1a0ed6f9618d0dea0698c
sha512
945078e0667f34b460dcd89d2a868f97e505d2ef7886b5f8f1d66afcc1e3a4c271f11e7c3529cd19370a64f4477320e54bc3fd1d15aad64d4e20f7928529e5b7
ripemd-160
bf26246286219fd678ad982b8f1550aa7145fb11
Diameter
132879424
Circumference
417453022.25164
Area
1.3867729285964E+16
Volume
1.2284905864713E+24
Surface area
5.5470917143858E+16
Circumference
417453022.25164
Perimeter
265758848
Area
4414235330642944
Diagonal
93959941.790562
Surface area
26485411983857664
Volume
2.9328052406814E+23
Space diagonal
115076956.82424
Perimeter
199319136
Area
1.9114199673098E+15
Altitude
57538478.412122
Surface area
1.9114199673098E+15
Volume
3.4563441226421E+22
Height
31319980.596854