79138889 is an odd 8-digits composite number following 79138888
and preceding 79138890 . In scientific notation, it is written as 7.9138889 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 78047200 positive integers (up to 79138889) that are relatively prime to 79138889.
79138889 has 8 divisors, whose sum is 80235360
The reverse of 79138889 is 98883197
Previous prime number is 491
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-nine million one hundred thirty-eight thousand eight hundred eighty-nine
Scientific notation
7.9138889 × 10^7
Engineering notation
7.9138889 × 10^6
Prime Factorization
89 × 491 × 1811
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
79138889
Product of the distinct prime numbers
The prime factorization of 79138889 is 89 × 491 × 1811.
Since it has a total of 3 prime factors.
4 , 3 , 78 , 55 , 181 , 480 , 659 , 4336 , 8732 , 69025 , 816214 , 93749 , 9078524 , 1340920 , 79071191 , 69881296 , 953077393 , 1399607 , 4946952772 , 1927214340
n×2
158277778
n×3
237416667
n×4
316555556
n×5
395694445
n÷2
39569444.5
n÷3
26379629.666667
n÷3
19784722.25
n÷5
15827777.8
n2
6262963752154321
n3
4.9564399319276E+23
n4
3.9224714960799E+31
n5
3.1042003633393E+39
2 √n
8896.0041029667
3 √n
429.33535140818
4 √n
94.318630730978
5 √n
37.990760714912
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
-79138888
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 79138889 can be divided by 8 positive divisors.
The sum of these divisors (counting 79138889) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101101111001000001001001
3
Ternary
12111220200010222
4
Quaternary
10231321001021
5
Quinary
130224421024
6
Senary
11504115425
8
Octal
455710111
10
Decimal
79138889
12
Duodecimal
22605b75
16
Hexadecimal
4b79049
20
Vigesimal
14ec749
36
Base36
1b47yh
md5
0f8b1dc1864d2252ce41e583d5f340d1
sha1
0d7975b34895cc59500a53d054d9e51b45584b94
sha256
b4b5e3a2e353f42522ff75f01aa4a5df60aaabebdee762b64e6acc9107f9658b
sha512
2a35192889b8097529fe1dfdbfa8e7422a1325bf3a59143b754fceb9f646f686406e58dabb4cf2d715a6e0da1cc03c242091c56aee54b50f233a0f63fbc4d2f0
ripemd-160
a0994035f39207b658ae9b4e803442eafb1945b9
Diameter
158277778
Circumference
497244304.59132
Area
1.9675680913467E+16
Volume
2.0761487037471E+24
Surface area
7.8702723653869E+16
Circumference
497244304.59132
Perimeter
316555556
Area
6262963752154321
Diagonal
111919290.13494
Surface area
37577782512925926
Volume
4.9564399319276E+23
Space diagonal
137072576.60255
Perimeter
237416667
Area
2.7119428561734E+15
Altitude
68536288.301277
Surface area
2.7119428561734E+15
Volume
5.8412204773497E+22
Height
37306430.04498