78891125 is an odd 8-digits composite number following 78891124
and preceding 78891126 . In scientific notation, it is written as 7.8891125 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 61074000 positive integers (up to 78891125) that are relatively prime to 78891125.
78891125 has 4 divisors, whose sum is 78915360
The reverse of 78891125 is 52119887
Previous prime number is 3875
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-eight million eight hundred ninety-one thousand one hundred twenty-five
Scientific notation
7.8891125 × 10^7
Engineering notation
7.8891125 × 10^6
Prime Factorization
3875 × 20359
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78891125
Product of the distinct prime numbers
The prime factorization of 78891125 is 3875 × 20359.
Since it has a total of 2 prime factors.
9 , 4 , 46 , 44 , 336 , 279 , 3371 , 4244 , 70538 , 17417 , 188234 , 238959 , 6765646 , 1556606 , 92319692 , 12336700 , 51841416 , 827103116 , 8074306214 , 2539972497
n×2
157782250
n×3
236673375
n×4
315564500
n×5
394455625
n÷2
39445562.5
n÷3
26297041.666667
n÷3
19722781.25
n÷5
15778225
n2
6223809603765625
n3
4.9100334142687E+23
n4
3.8735805983925E+31
n5
3.0559113118536E+39
2 √n
8882.0676083894
3 √n
428.88683594053
4 √n
94.244721912632
5 √n
37.966942961789
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
-78891124
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 78891125 can be divided by 4 positive divisors.
The sum of these divisors (counting 78891125) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101100111100100001110101
3
Ternary
12111110002021112
4
Quaternary
10230330201311
5
Quinary
130144004000
6
Senary
11454524405
8
Octal
454744165
10
Decimal
78891125
12
Duodecimal
22506705
16
Hexadecimal
4b3c875
20
Vigesimal
14d17g5
36
Base36
1ayws5
md5
72a94c5de8d229231cd9d251dff6c017
sha1
b597daabc1b2afdeff9a828d750c6d96d7eed0ce
sha256
3d768f320c64bf32256f582149620dd2bd01c5962f57fbeec30fa1180c4666cd
sha512
00e2276c2cf85a163999f09486ecfc88c3a884e5c480ac330991402e3fe36b13621b5aea5786fe1ce0b59d253db8e674cdeadd176da2dea259b6e805eda2d832
ripemd-160
a6964fc4b517d2769ba84c4768f4692e9dd7ffc1
Diameter
157782250
Circumference
495687557.46687
Area
1.9552674528532E+16
Volume
2.0567099870863E+24
Surface area
7.8210698114127E+16
Circumference
495687557.46687
Perimeter
315564500
Area
6223809603765625
Diagonal
111568898.92587
Surface area
37342857622593750
Volume
4.9100334142687E+23
Space diagonal
136643436.76627
Perimeter
236673375
Area
2.6949886125893E+15
Altitude
68321718.383134
Surface area
2.6949886125893E+15
Volume
5.7865298718033E+22
Height
37189632.97529