78889456 is an even 8-digits composite number following 78889455
and preceding 78889457 . In scientific notation, it is written as 7.8889456 × 10^7.
The sum of its digits is 55. It has a total of 6 prime factors and 20 positive divisors.
There are 39381056 positive integers (up to 78889456) that are relatively prime to 78889456.
78889456 has 20 divisors, whose sum is 153095112
The reverse of 78889456 is 65498887
Previous prime number is 677
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
seventy-eight million eight hundred eighty-nine thousand four hundred fifty-six
Scientific notation
7.8889456 × 10^7
Engineering notation
7.8889456 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 677 × 7283
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9861182
Product of the distinct prime numbers
The prime factorization of 78889456 is 2 × 2 × 2 × 2 × 677 × 7283.
Since it has a total of 6 prime factors.
1 , 7 , 54 , 21 , 111 , 531 , 2957 , 2735 , 88053 , 24569 , 570782 , 334564 , 4497989 , 3669734 , 76148485 , 41881028 , 541718919 , 579271803 , 4315021546 , 475079027
n×2
157778912
n×3
236668368
n×4
315557824
n×5
394447280
n÷2
39444728
n÷3
26296485.333333
n÷3
19722364
n÷5
15777891.2
n2
6223546267975936
n3
4.9097217947145E+23
n4
3.8732528149637E+31
n5
3.0555880752296E+39
2 √n
8881.9736545432
3 √n
428.88381144664
4 √n
94.244223454508
5 √n
37.966782316687
1 , 2 , 4 , 8 , 16 , 677 , 1354 , 2708 , 5416 , 7283 , 10832 , 14566 , 29132 , 58264 , 116528 , 4930591 , 9861182 , 19722364 , 39444728 , 78889456
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78889455
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78889456 can be divided by 20 positive divisors.
The sum of these divisors (counting 78889456) is 1, the average is 0.05.
Base
System
Value
2
Binary
100101100111100000111110000
3
Ternary
12111102222222201
4
Quaternary
10230330013300
5
Quinary
130143430311
6
Senary
11454512544
8
Octal
454740760
10
Decimal
78889456
12
Duodecimal
22505754
16
Hexadecimal
4b3c1f0
20
Vigesimal
14d13cg
36
Base36
1ayvhs
md5
2abe5b823fc788a5b907b720d01aec1b
sha1
9e6e4919e0e85fbea77abf26c5daf54a803234e1
sha256
aa1cd8ba93b112d4cd5aaff7d592a869fc0cd019ecf5bf597ca3279815683530
sha512
0efd908a16934f2297cf69a5ef056077f6d787dd0559e432fcc44c6975d40462965220e03e6e9c6347fe8f0c3aadcb3e55df62af6da329a5baa0023895f9cdbe
ripemd-160
53fbf81b36be624065ad421d88801217105c5b9f
Diameter
157778912
Circumference
495677070.83059
Area
1.9551847234749E+16
Volume
2.0565794561926E+24
Surface area
7.8207388938998E+16
Circumference
495677070.83059
Perimeter
315557824
Area
6223546267975936
Diagonal
111566538.60344
Surface area
37341277607855616
Volume
4.9097217947145E+23
Space diagonal
136640545.97347
Perimeter
236668368
Area
2.6948745848475E+15
Altitude
68320272.986735
Surface area
2.6948745848475E+15
Volume
5.7861626246367E+22
Height
37188846.201145