78825 is an odd 5-digits composite number following 78824
and preceding 78826 . In scientific notation, it is written as 7.8825 × 10^4.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 42000 positive integers (up to 78825) that are relatively prime to 78825.
78825 has 12 divisors, whose sum is 130448
The reverse of 78825 is 52887
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 30
Digital Root 3
Name
seventy-eight thousand eight hundred twenty-five
Scientific notation
7.8825 × 10^4
Engineering notation
7.8825 × 10^3
Prime Factorization
3 × 5 × 5 × 1051
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
15765
Product of the distinct prime numbers
The prime factorization of 78825 is 3 × 5 × 5 × 1051.
Since it has a total of 4 prime factors.
7 , 5 , 35 , 7 , 534 , 397 , 3430 , 1179 , 77252 , 76982 , 934282 , 379980 , 9060767 , 7705613 , 11965578 , 8822291 , 163153594 , 853510758 , 8003794634 , 4908732893
n×2
157650
n×3
236475
n×4
315300
n×5
394125
n÷2
39412.5
n÷3
26275
n÷3
19706.25
n÷5
15765
n2
6213380625
n3
489769727765625
n4
3.8606098791125E+19
n5
3.0431257372105E+24
2 √n
280.75790282733
3 √n
42.876697425623
4 √n
16.755831904962
5 √n
9.5352656281115
1 , 3 , 5 , 15 , 25 , 75 , 1051 , 3153 , 5255 , 15765 , 26275 , 78825
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78824
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78825 can be divided by 12 positive divisors.
The sum of these divisors (counting 78825) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10011001111101001
3
Ternary
11000010110
4
Quaternary
103033221
5
Quinary
10010300
6
Senary
1404533
8
Octal
231751
10
Decimal
78825
12
Duodecimal
39749
16
Hexadecimal
133e9
20
Vigesimal
9h15
36
Base36
1otl
md5
1e972330db8da87a8915c8966c489150
sha1
bdeb009e3e4ff5a39722f0f79063b6fe5e9eafe9
sha256
67f42002dc8fb195844b719717529b5517dc0d8a380e58cd05c238d6dab6e7d7
sha512
4b21c1ae16189eb4d678cd33852f9c5e4bc507892f75f4840628f6d8fe2471ca628247af1958d4841544e460e529053e4177a7e7978baa62d3dd7414eba9d2fe
ripemd-160
9d5bf8b6a438af34f1c1b66f853aabf744e6d03d
Diameter
157650
Circumference
495272.08183843
Area
19519910925.457
Volume
2.0515426382655E+15
Surface area
78079643701.829
Circumference
495272.08183843
Perimeter
315300
Area
6213380625
Diagonal
111475.38405406
Surface area
37280283750
Volume
489769727765625
Space diagonal
136528.90490662
Perimeter
236475
Area
2690472732.316
Altitude
68264.452453308
Surface area
2690472732.316
Volume
57719915953827
Height
37158.461351353