78865995 is an odd 8-digits composite number following 78865994
and preceding 78865996 . In scientific notation, it is written as 7.8865995 × 10^7.
The sum of its digits is 57. It has a total of 4 prime factors and 16 positive divisors.
There are 38610432 positive integers (up to 78865995) that are relatively prime to 78865995.
78865995 has 16 divisors, whose sum is 91099008
The reverse of 78865995 is 59956887
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
seventy-eight million eight hundred sixty-five thousand nine hundred ninety-five
Scientific notation
7.8865995 × 10^7
Engineering notation
7.8865995 × 10^6
Prime Factorization
15 × 13 × 197 × 2053
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78865995
Product of the distinct prime numbers
The prime factorization of 78865995 is 15 × 13 × 197 × 2053.
Since it has a total of 4 prime factors.
4 , 3 , 38 , 29 , 597 , 783 , 5031 , 4927 , 21041 , 31280 , 411371 , 442401 , 3982734 , 128079 , 9144733 , 96363313 , 128070627 , 165180867 , 3877105746 , 6311603555
n×2
157731990
n×3
236597985
n×4
315463980
n×5
394329975
n÷2
39432997.5
n÷3
26288665
n÷3
19716498.75
n÷5
15773199
n2
6219845167340025
n3
4.9053427786821E+23
n4
3.8686473905683E+31
n5
3.0510472576132E+39
2 √n
8880.6528476233
3 √n
428.84129186194
4 √n
94.237215831238
5 √n
37.964523853509
1 , 13 , 15 , 195 , 197 , 2053 , 2561 , 2955 , 26689 , 30795 , 38415 , 400335 , 404441 , 5257733 , 6066615 , 78865995
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
-78865994
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 78865995 can be divided by 16 positive divisors.
The sum of these divisors (counting 78865995) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101100110110011001001011
3
Ternary
12111101210210210
4
Quaternary
10230312121023
5
Quinary
130142202440
6
Senary
11454212203
8
Octal
454663113
10
Decimal
78865995
12
Duodecimal
224b4063
16
Hexadecimal
4b3664b
20
Vigesimal
14ci4jf
36
Base36
1ayde3
md5
9429da91b2453c22bc199feba373bbbc
sha1
33f71d0e09cb06b4d81d43f1811f1f33c1299f6f
sha256
ac0fc43778aaf807621c25d0a4bfdced675b9bf1739c8dcc941a2cebd569177b
sha512
5411b21c834735d8ffaddd6521b2736e78fa049b321af29a8380ef0d8fd5859f0ce05f07051dac567ff2417ba52a59d92c97fc987fc027de4a5e97075ca83ed3
ripemd-160
081848af6f2b53071cc5a735f20395e0cf603a62
Diameter
157731990
Circumference
495529661.0201
Area
1.9540219884181E+16
Volume
2.0547451782463E+24
Surface area
7.8160879536726E+16
Circumference
495529661.0201
Perimeter
315463980
Area
6219845167340025
Diagonal
111533359.73905
Surface area
37319071004040150
Volume
4.9053427786821E+23
Space diagonal
136599910.32947
Perimeter
236597985
Area
2.6932719612612E+15
Altitude
68299955.164737
Surface area
2.6932719612612E+15
Volume
5.781001904751E+22
Height
37177786.579683