78486513 is an odd 8-digits composite number following 78486512
and preceding 78486514 . In scientific notation, it is written as 7.8486513 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 43402320 positive integers (up to 78486513) that are relatively prime to 78486513.
78486513 has 16 divisors, whose sum is 123457536
The reverse of 78486513 is 31568487
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-eight million four hundred eighty-six thousand five hundred thirteen
Scientific notation
7.8486513 × 10^7
Engineering notation
7.8486513 × 10^6
Prime Factorization
3 × 7 × 31 × 120563
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78486513
Product of the distinct prime numbers
The prime factorization of 78486513 is 3 × 7 × 31 × 120563.
Since it has a total of 4 prime factors.
6 , 1 , 30 , 36 , 174 , 651 , 9566 , 848 , 82663 , 62393 , 767721 , 822290 , 7892935 , 2372165 , 29769024 , 54833568 , 114686810 , 634349862 , 9478301707 , 8919969077
n×2
156973026
n×3
235459539
n×4
313946052
n×5
392432565
n÷2
39243256.5
n÷3
26162171
n÷3
19621628.25
n÷5
15697302.6
n2
6160132722899169
n3
4.8348733703755E+23
n4
3.7947235163733E+31
n5
2.9783461659924E+39
2 √n
8859.2614251979
3 √n
428.15236263213
4 √n
94.12364965936
5 √n
37.927918311334
1 , 3 , 7 , 21 , 31 , 93 , 217 , 651 , 120563 , 361689 , 843941 , 2531823 , 3737453 , 11212359 , 26162171 , 78486513
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78486512
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78486513 can be divided by 16 positive divisors.
The sum of these divisors (counting 78486513) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101011011001101111110001
3
Ternary
12110200112020220
4
Quaternary
10223121233301
5
Quinary
130043032023
6
Senary
11442123253
8
Octal
453315761
10
Decimal
78486513
12
Duodecimal
22350529
16
Hexadecimal
4ad9bf1
20
Vigesimal
14aag5d
36
Base36
1aq8kx
md5
23b58a7aceef2722ada1e10edcdb49f9
sha1
e7eb9d5df47131e239e14339b46c098327e95671
sha256
0b108a03ca6f13a41fb047c58b53443b80381193021a2d13228eb2c2286dd8c3
sha512
2b45ef20495954d199257697352413a486a6108be13df125d85ab35f71054db7a8fe69d01afa5ad699d5e938cd9425c7aebee6c4ac54c9c4c3cc7ee40a49da9a
ripemd-160
04a6e9eed6818535da0d1f2f80e2ebcff26e0c83
Diameter
156973026
Circumference
493145305.29336
Area
1.9352627707398E+16
Volume
2.0252270215211E+24
Surface area
7.7410510829592E+16
Circumference
493145305.29336
Perimeter
313946052
Area
6160132722899169
Diagonal
110996691.14797
Surface area
36960796337395014
Volume
4.8348733703755E+23
Space diagonal
135942628.22492
Perimeter
235459539
Area
2.6674157143572E+15
Altitude
67971314.112458
Surface area
2.6674157143572E+15
Volume
5.697952910618E+22
Height
36998897.049324