78855982 is an even 8-digits composite number following 78855981
and preceding 78855983 . In scientific notation, it is written as 7.8855982 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 39427990 positive integers (up to 78855982) that are relatively prime to 78855982.
78855982 has 4 divisors, whose sum is 118283976
The reverse of 78855982 is 28955887
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-eight million eight hundred fifty-five thousand nine hundred eighty-two
Scientific notation
7.8855982 × 10^7
Engineering notation
7.8855982 × 10^6
Prime Factorization
2 × 39427991
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78855982
Product of the distinct prime numbers
The prime factorization of 78855982 is 2 × 39427991.
Since it has a total of 2 prime factors.
1 , 8 , 92 , 12 , 110 , 911 , 4692 , 2553 , 4918 , 80379 , 513652 , 771607 , 9543183 , 1656990 , 19931898 , 6307864 , 516770940 , 236905181 , 1027365554 , 5772955920
n×2
157711964
n×3
236567946
n×4
315423928
n×5
394279910
n÷2
39427991
n÷3
26285327.333333
n÷3
19713995.5
n÷5
15771196.4
n2
6218265897184324
n3
4.9034746365958E+23
n4
3.8666830768086E+31
n5
3.0491109110452E+39
2 √n
8880.0890761298
3 √n
428.82314221627
4 √n
94.234224547825
5 √n
37.963559792676
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
-78855981
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 78855982 can be divided by 4 positive divisors.
The sum of these divisors (counting 78855982) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100110011111100101110
3
Ternary
12111101022001221
4
Quaternary
10230303330232
5
Quinary
130141342412
6
Senary
11454053554
8
Octal
454637456
10
Decimal
78855982
12
Duodecimal
224aa2ba
16
Hexadecimal
4b33f2e
20
Vigesimal
14cgjj2
36
Base36
1ay5ny
md5
10196e8b65b7849dbbf1c96f9eae83ff
sha1
95ee7f7d6addc3d995bdaccfd541cecf13336637
sha256
522d76db751ac5384b2084a2b19ab5de0f4c22f3cea1d084a9d49d04c2409c8f
sha512
585ce2e9c609d3e2bb8edbca080c97e020658bda8760b49aa10fd2e129e09eba549b0948fe6abe6eb5a786e6635da793896290b432ea96877fb316b9fc103f14
ripemd-160
174ec0439f7fa50dab7a76442e5d10e9c094557c
Diameter
157711964
Circumference
495466747.48562
Area
1.9535258460662E+16
Volume
2.0539626527191E+24
Surface area
7.8141033842649E+16
Circumference
495466747.48562
Perimeter
315423928
Area
6218265897184324
Diagonal
111519199.21865
Surface area
37309595383105944
Volume
4.9034746365958E+23
Space diagonal
136582567.30474
Perimeter
236567946
Area
2.692588117224E+15
Altitude
68291283.652368
Surface area
2.692588117224E+15
Volume
5.7788002781886E+22
Height
37173066.406216