78889670 is an even 8-digits composite number following 78889669
and preceding 78889671 . In scientific notation, it is written as 7.8889670 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 31504224 positive integers (up to 78889670) that are relatively prime to 78889670.
78889670 has 16 divisors, whose sum is 142233840
The reverse of 78889670 is 07698887
Previous prime number is 643
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-eight million eight hundred eighty-nine thousand six hundred seventy
Scientific notation
7.8889670 × 10^7
Engineering notation
7.8889670 × 10^6
Prime Factorization
2 × 5 × 643 × 12269
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78889670
Product of the distinct prime numbers
The prime factorization of 78889670 is 2 × 5 × 643 × 12269.
Since it has a total of 4 prime factors.
1 , 4 , 64 , 75 , 221 , 487 , 3316 , 5480 , 13071 , 61077 , 6051 , 31634 , 3028735 , 7964211 , 57014123 , 84964441 , 127595123 , 94489075 , 1993560623 , 722006428
n×2
157779340
n×3
236669010
n×4
315558680
n×5
394448350
n÷2
39444835
n÷3
26296556.666667
n÷3
19722417.5
n÷5
15777934
n2
6223580032708900
n3
4.9097617499899E+23
n4
3.8732948423533E+31
n5
3.0556295192595E+39
2 √n
8881.9857014071
3 √n
428.88419925111
4 √n
94.244287367496
5 √n
37.966802914833
1 , 2 , 5 , 10 , 643 , 1286 , 3215 , 6430 , 12269 , 24538 , 61345 , 122690 , 7888967 , 15777934 , 39444835 , 78889670
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
-78889669
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 78889670 can be divided by 16 positive divisors.
The sum of these divisors (counting 78889670) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100111100001011000110
3
Ternary
12111110000021122
4
Quaternary
10230330023012
5
Quinary
130143432140
6
Senary
11454513542
8
Octal
454741306
10
Decimal
78889670
12
Duodecimal
225058b2
16
Hexadecimal
4b3c2c6
20
Vigesimal
14d143a
36
Base36
1ayvnq
md5
197870bc160197bff37f3c60071c01a3
sha1
853fef7075b3debacf975c102259fa13bbcc749d
sha256
8fbb1e0c85db573dcda44c34e56057bfb7f0bb7b7d3f8c2543dbca56929f82d3
sha512
0f7aac364497ad69060845ae0c3831bcb5a4c6d137a1bf063d78b5b14c96a6e2f0d10f3b20b7b95d317f8f8d4e5ca5fe9007a080c1cf22f43288b37aa9135e9d
ripemd-160
b8d5359b4bae3dd7d765d5cb723ae7051588a0c8
Diameter
157779340
Circumference
495678415.43225
Area
1.9551953309786E+16
Volume
2.0565961926193E+24
Surface area
7.8207813239146E+16
Circumference
495678415.43225
Perimeter
315558680
Area
6223580032708900
Diagonal
111566841.24514
Surface area
37341480196253400
Volume
4.9097617499899E+23
Space diagonal
136640916.63234
Perimeter
236669010
Area
2.6948892054057E+15
Altitude
68320458.316171
Surface area
2.6948892054057E+15
Volume
5.7862097123804E+22
Height
37188947.081713