78776989 is an odd 8-digits composite number following 78776988
and preceding 78776990 . In scientific notation, it is written as 7.8776989 × 10^7.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 76749120 positive integers (up to 78776989) that are relatively prime to 78776989.
78776989 has 8 divisors, whose sum is 80814272
The reverse of 78776989 is 98967787
Previous prime number is 433
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-eight million seven hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
7.8776989 × 10^7
Engineering notation
7.8776989 × 10^6
Prime Factorization
43 × 433 × 4231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78776989
Product of the distinct prime numbers
The prime factorization of 78776989 is 43 × 433 × 4231.
Since it has a total of 3 prime factors.
4 , 7 , 35 , 6 , 962 , 229 , 159 , 4071 , 37027 , 19585 , 268240 , 354220 , 5871075 , 5331953 , 98172067 , 265178 , 235451393 , 995392045 , 5684173109 , 9901999223
n×2
157553978
n×3
236330967
n×4
315107956
n×5
393884945
n÷2
39388494.5
n÷3
26258996.333333
n÷3
19694247.25
n÷5
15755397.8
n2
6205813995906121
n3
4.8887534089154E+23
n4
3.8512127351784E+31
n5
3.0338694327581E+39
2 √n
8875.6402022615
3 √n
428.67990495904
4 √n
94.210616186614
5 √n
37.955950838347
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
-78776988
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 78776989 can be divided by 8 positive divisors.
The sum of these divisors (counting 78776989) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100100000101010011101
3
Ternary
12111020021201021
4
Quaternary
10230200222131
5
Quinary
130131330424
6
Senary
11452244141
8
Octal
454405235
10
Decimal
78776989
12
Duodecimal
22470651
16
Hexadecimal
4b20a9d
20
Vigesimal
14c7299
36
Base36
1awgpp
md5
c507d83d7c3c5121e28e48a29108b559
sha1
57ea2de5b027dfd389f4f067aca9b2fa8243d0a0
sha256
313bd34bab77ed1d4b0d477d9cac3387074cdccad1ae6febe89ed01d68a04564
sha512
d5bbbfe6b02c4e774b320076558dc565e8ea84a648b39af9f4c4b1587b7f550e4eb156206df938945266b4d1f1f0e40a546831f4118dbc91e5c327ea1a2e99d1
ripemd-160
04c4ddbfffa3dff326149a3caa06159564399efc
Diameter
157553978
Circumference
494970419.82865
Area
1.9496139659083E+16
Volume
2.0477962392881E+24
Surface area
7.7984558636334E+16
Circumference
494970419.82865
Perimeter
315107956
Area
6205813995906121
Diagonal
111407486.24672
Surface area
37234883975436726
Volume
4.8887534089154E+23
Space diagonal
136445747.41529
Perimeter
236330967
Area
2.6871962858079E+15
Altitude
68222873.707647
Surface area
2.6871962858079E+15
Volume
5.7614511449882E+22
Height
37135828.748905