78816085 is an odd 8-digits composite number following 78816084
and preceding 78816086 . In scientific notation, it is written as 7.8816085 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 59734224 positive integers (up to 78816085) that are relatively prime to 78816085.
78816085 has 8 divisors, whose sum is 99557280
The reverse of 78816085 is 58061887
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million eight hundred sixteen thousand eighty-five
Scientific notation
7.8816085 × 10^7
Engineering notation
7.8816085 × 10^6
Prime Factorization
5 × 19 × 829643
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78816085
Product of the distinct prime numbers
The prime factorization of 78816085 is 5 × 19 × 829643.
Since it has a total of 3 prime factors.
5 , 3 , 19 , 40 , 96 , 256 , 8259 , 1481 , 28028 , 25189 , 115065 , 107113 , 2133915 , 2661519 , 17666941 , 98872769 , 660044368 , 998620153 , 5845650579 , 8386370442
n×2
157632170
n×3
236448255
n×4
315264340
n×5
394080425
n÷2
39408042.5
n÷3
26272028.333333
n÷3
19704021.25
n÷5
15763217
n2
6211975254727225
n3
4.8960356969448E+23
n4
3.8588636565343E+31
n5
3.0414052595682E+39
2 √n
8877.8423617453
3 √n
428.75080932678
4 √n
94.222302889206
5 √n
37.959717500107
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
-78816084
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 78816085 can be divided by 8 positive divisors.
The sum of these divisors (counting 78816085) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100101010001101010101
3
Ternary
12111022021100021
4
Quaternary
10230222031111
5
Quinary
130134103320
6
Senary
11453145141
8
Octal
454521525
10
Decimal
78816085
12
Duodecimal
2248b1b1
16
Hexadecimal
4b2a355
20
Vigesimal
14cc045
36
Base36
1axavp
md5
25c9a821a05b6804279b54e8abb48f6f
sha1
2b6037c8ef5bf9460e37c816991dbd95290276eb
sha256
2ec6466e5f32caf317ca101a49318e999329171b866a15b962119577563c10ca
sha512
2286911ec1e4ad6214c92f1e6f178c3b3d62fc461fc89843469f0086bf7f9614989f4bb530dbd14379e337956af59efa06adf99f4bb4cb222305db1198fa2810
ripemd-160
fb9ddf97e48e09b826dc12e6541abc18669723e3
Diameter
157632170
Circumference
495216067.24142
Area
1.9515495824533E+16
Volume
2.0508466369647E+24
Surface area
7.8061983298131E+16
Circumference
495216067.24142
Perimeter
315264340
Area
6211975254727225
Diagonal
111462776.34015
Surface area
37271851528363350
Volume
4.8960356969448E+23
Space diagonal
136513463.67367
Perimeter
236448255
Area
2.689864189137E+15
Altitude
68256731.836834
Surface area
2.689864189137E+15
Volume
5.7700334037351E+22
Height
37154258.78005