78165968 is an even 8-digits composite number following 78165967
and preceding 78165969 . In scientific notation, it is written as 7.8165968 × 10^7.
The sum of its digits is 50. It has a total of 5 prime factors and 10 positive divisors.
There are 39082976 positive integers (up to 78165968) that are relatively prime to 78165968.
78165968 has 10 divisors, whose sum is 151446594
The reverse of 78165968 is 86956187
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-eight million one hundred sixty-five thousand nine hundred sixty-eight
Scientific notation
7.8165968 × 10^7
Engineering notation
7.8165968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 4885373
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
9770746
Product of the distinct prime numbers
The prime factorization of 78165968 is 2 × 2 × 2 × 2 × 4885373.
Since it has a total of 5 prime factors.
10 , 8 , 7 , 65 , 82 , 226 , 4905 , 3635 , 32526 , 93772 , 107451 , 5798 , 5681488 , 5128786 , 38304181 , 82676559 , 745311897 , 490018291 , 6149036704 , 8477120880
n×2
156331936
n×3
234497904
n×4
312663872
n×5
390829840
n÷2
39082984
n÷3
26055322.666667
n÷3
19541492
n÷5
15633193.6
n2
6109918553377024
n3
4.7758769812587E+23
n4
3.7331104728901E+31
n5
2.9180219376439E+39
2 √n
8841.1519611417
3 √n
427.56869819225
4 √n
94.027400055206
5 √n
37.896887465506
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78165967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78165968 can be divided by 10 positive divisors.
The sum of these divisors (counting 78165968) is 1, the average is 0.1.
Base
System
Value
2
Binary
100101010001011011111010000
3
Ternary
12110002020112212
4
Quaternary
10222023133100
5
Quinary
130002302333
6
Senary
11431211252
8
Octal
452133720
10
Decimal
78165968
12
Duodecimal
22216b28
16
Hexadecimal
4a8b7d0
20
Vigesimal
148aei8
36
Base36
1ajd8w
md5
7da88f0069bc3ecb487b99141570193f
sha1
53e670bd2c564fc6d400fd89da184ebd504f970d
sha256
c6458db8eff23e1791e3b65cb7098dd6554979d9e077b27bc73897b0957c7412
sha512
ff7fd302f811a54a6785395984ac60a21123e4b46240a8b577be2531088dba589d49f1894bb36afcd87e1f8e30bb9b3c463d3e8f4512936fc355a8f7e2e86faa
ripemd-160
783fe136d6dcc67ba8de23b60e54742b463b8b50
Diameter
156331936
Circumference
491131261.65907
Area
1.9194875241321E+16
Volume
2.0005146718361E+24
Surface area
7.6779500965285E+16
Circumference
491131261.65907
Perimeter
312663872
Area
6109918553377024
Diagonal
110543372.06162
Surface area
36659511320262144
Volume
4.7758769812587E+23
Space diagonal
135387427.9988
Perimeter
234497904
Area
2.6456723411392E+15
Altitude
67693713.999402
Surface area
2.6456723411392E+15
Volume
5.628424999268E+22
Height
36847790.687207