78008081 is an odd 8-digits composite number following 78008080
and preceding 78008082 . In scientific notation, it is written as 7.8008081 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 76043520 positive integers (up to 78008081) that are relatively prime to 78008081.
78008081 has 8 divisors, whose sum is 79995624
The reverse of 78008081 is 18080087
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-eight million eight thousand eighty-one
Scientific notation
7.8008081 × 10^7
Engineering notation
7.8008081 × 10^6
Prime Factorization
61 × 113 × 11317
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78008081
Product of the distinct prime numbers
The prime factorization of 78008081 is 61 × 113 × 11317.
Since it has a total of 3 prime factors.
10 , 9 , 16 , 32 , 372 , 365 , 6514 , 9705 , 70432 , 15171 , 421797 , 146855 , 522540 , 8594424 , 84016539 , 37257502 , 624349106 , 203464814 , 6696447440 , 3801111116
n×2
156016162
n×3
234024243
n×4
312032324
n×5
390040405
n÷2
39004040.5
n÷3
26002693.666667
n÷3
19502020.25
n÷5
15601616.2
n2
6085260701302561
n3
4.7469950969333E+23
n4
3.7030397802817E+31
n5
2.8886702712644E+39
2 √n
8832.2183510147
3 √n
427.28062294009
4 √n
93.979882693131
5 √n
37.881565538977
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78008080
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78008081 can be divided by 8 positive divisors.
The sum of these divisors (counting 78008081) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001100100111100010001
3
Ternary
12102210012222012
4
Quaternary
10221210330101
5
Quinary
124432224311
6
Senary
11423552305
8
Octal
451447421
10
Decimal
78008081
12
Duodecimal
2215b695
16
Hexadecimal
4a64f11
20
Vigesimal
147b041
36
Base36
1afzf5
md5
11bba15458345a61fb0aa4666b50b80e
sha1
1b41f97615541e445042c2a4117ae20f76c3047a
sha256
3ae32eaa6e5b17a79c3da891e8cc2ab30728e08d719c7aaf03dc26713228b38a
sha512
6f2066e8cbe59f3fd8fdde08261740a0f6549dfea1c3a269db42bc1a9c25723bdb8007fa1d6c2f09bd46d2235092685f1eae87443042497ba414d2da4940fa1e
ripemd-160
a79186753c04e85960022dbfb312c0f265676fa8
Diameter
156016162
Circumference
490139228.38048
Area
1.9117410314391E+16
Volume
1.9884166564203E+24
Surface area
7.6469641257563E+16
Circumference
490139228.38048
Perimeter
312032324
Area
6085260701302561
Diagonal
110320086.1249
Surface area
36511564207815366
Volume
4.7469950969333E+23
Space diagonal
135113959.69295
Perimeter
234024243
Area
2.6349951779896E+15
Altitude
67556979.846474
Surface area
2.6349951779896E+15
Volume
5.594387372168E+22
Height
36773362.041633