78889109 is an odd 8-digits composite number following 78889108
and preceding 78889110 . In scientific notation, it is written as 7.8889109 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 72820704 positive integers (up to 78889109) that are relatively prime to 78889109.
78889109 has 4 divisors, whose sum is 84957516
The reverse of 78889109 is 90198887
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-eight million eight hundred eighty-nine thousand one hundred nine
Scientific notation
7.8889109 × 10^7
Engineering notation
7.8889109 × 10^6
Prime Factorization
13 × 6068393
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78889109
Product of the distinct prime numbers
The prime factorization of 78889109 is 13 × 6068393.
Since it has a total of 2 prime factors.
6 , 9 , 67 , 40 , 226 , 544 , 7549 , 3211 , 4735 , 52387 , 174284 , 133630 , 9910539 , 7731242 , 32502557 , 26854463 , 184075731 , 249649930 , 9326235387 , 9254148230
n×2
157778218
n×3
236667327
n×4
315556436
n×5
394445545
n÷2
39444554.5
n÷3
26296369.666667
n÷3
19722277.25
n÷5
15777821.8
n2
6223491518813881
n3
4.9096570078828E+23
n4
3.8731846684748E+31
n5
3.0555208748844E+39
2 √n
8881.954120575
3 √n
428.883182622
4 √n
94.244119819621
5 √n
37.966748916795
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
-78889108
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 78889109 can be divided by 4 positive divisors.
The sum of these divisors (counting 78889109) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100111100000010010101
3
Ternary
12111102222111212
4
Quaternary
10230330002111
5
Quinary
130143422414
6
Senary
11454511205
8
Octal
454740225
10
Decimal
78889109
12
Duodecimal
22505505
16
Hexadecimal
4b3c095
20
Vigesimal
14d12f9
36
Base36
1ayv85
md5
88658300891a87f56dfc84b07d0e4950
sha1
46e82884ab6059f08d260ac9a81debfe775510ac
sha256
89b7468f3a27ef05a1f3b866ce8d19d6eb002b920c2e1095d180418c19a7d7e7
sha512
3d172e2e345d12dacefb09a292613d8e35abff54d3052beb468a2ac179c38de2ef54e0f84ed47a27a0b444645efa1967e08cf73b9c5d2a4eb6b1316863d3745c
ripemd-160
0194698ea4abe746e6bfdb92f21b7aeeba6ced33
Diameter
157778218
Circumference
495674890.56529
Area
1.9551675235184E+16
Volume
2.056552318348E+24
Surface area
7.8206700940736E+16
Circumference
495674890.56529
Perimeter
315556436
Area
6223491518813881
Diagonal
111566047.87133
Surface area
37340949112883286
Volume
4.9096570078828E+23
Space diagonal
136639944.95184
Perimeter
236667327
Area
2.6948508777649E+15
Altitude
68319972.47592
Surface area
2.6948508777649E+15
Volume
5.7860862726233E+22
Height
37188682.623776