78829985 is an odd 8-digits composite number following 78829984
and preceding 78829986 . In scientific notation, it is written as 7.8829985 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 58212864 positive integers (up to 78829985) that are relatively prime to 78829985.
78829985 has 8 divisors, whose sum is 101872680
The reverse of 78829985 is 58992887
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventy-eight million eight hundred twenty-nine thousand nine hundred eighty-five
Scientific notation
7.8829985 × 10^7
Engineering notation
7.8829985 × 10^6
Prime Factorization
5 × 13 × 1212769
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78829985
Product of the distinct prime numbers
The prime factorization of 78829985 is 5 × 13 × 1212769.
Since it has a total of 3 prime factors.
5 , 5 , 81 , 43 , 125 , 394 , 2172 , 5709 , 66914 , 39878 , 923569 , 643410 , 7613996 , 8422867 , 31682435 , 65834738 , 299395842 , 710306584 , 8284727586 , 7477893465
n×2
157659970
n×3
236489955
n×4
315319940
n×5
394149925
n÷2
39414992.5
n÷3
26276661.666667
n÷3
19707496.25
n÷5
15765997
n2
6214166535100225
n3
4.8986265474945E+23
n4
3.861586572596E+31
n5
3.0440881159394E+39
2 √n
8878.6251751045
3 √n
428.77601266752
4 √n
94.226456874407
5 √n
37.961056320363
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
-78829984
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 78829985 can be divided by 8 positive divisors.
The sum of these divisors (counting 78829985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100101101100110100001
3
Ternary
12111022222102002
4
Quaternary
10230231212201
5
Quinary
130140024420
6
Senary
11453333345
8
Octal
454554641
10
Decimal
78829985
12
Duodecimal
22497255
16
Hexadecimal
4b2d9a1
20
Vigesimal
14cdej5
36
Base36
1axllt
md5
275d032fd8370a5243061d1a192a07a4
sha1
8aa157316c771ac3605e68aab58aa86964bfc28b
sha256
5a4811e988087931a40cd46bc849f23a6c15549b627c8112c6de12b75b375944
sha512
a8e1081b0d99d62d664d34c88d58979aa909fd28fc2ccb6a0bcd95ab1a4bd088015dd1bb59edbd522f90154087bec4179ec82528a8324ca2d9bec1ce2e722cd0
ripemd-160
69141b2048d0e18f02c831200f9980eb5e574598
Diameter
157659970
Circumference
495303403.51719
Area
1.9522379934854E+16
Volume
2.0519318899052E+24
Surface area
7.8089519739418E+16
Circumference
495303403.51719
Perimeter
315319940
Area
6214166535100225
Diagonal
111482433.90867
Surface area
37284999210601350
Volume
4.8986265474945E+23
Space diagonal
136537539.17989
Perimeter
236489955
Area
2.690813041372E+15
Altitude
68268769.589946
Surface area
2.690813041372E+15
Volume
5.7730867503897E+22
Height
37160811.302889