79131409 is an odd 8-digits composite number following 79131408
and preceding 79131410 . In scientific notation, it is written as 7.9131409 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 62884944 positive integers (up to 79131409) that are relatively prime to 79131409.
79131409 has 8 divisors, whose sum is 81429120
The reverse of 79131409 is 90413197
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-nine million one hundred thirty-one thousand four hundred nine
Scientific notation
7.9131409 × 10^7
Engineering notation
7.9131409 × 10^6
Prime Factorization
133 × 47 × 12659
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
79131409
Product of the distinct prime numbers
The prime factorization of 79131409 is 133 × 47 × 12659.
Since it has a total of 3 prime factors.
3 , 3 , 100 , 62 , 156 , 788 , 353 , 5282 , 33868 , 21065 , 112887 , 736398 , 5215281 , 4588235 , 17939312 , 56081565 , 738358338 , 463677703 , 6816514542 , 5043577419
n×2
158262818
n×3
237394227
n×4
316525636
n×5
395657045
n÷2
39565704.5
n÷3
26377136.333333
n÷3
19782852.25
n÷5
15826281.8
n2
6261779890325281
n3
4.955034655693E+23
n4
3.9209887394882E+31
n5
3.1027336362884E+39
2 √n
8895.583679557
3 √n
429.32182443194
4 √n
94.316401964647
5 √n
37.990042530368
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
-79131408
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 79131409 can be divided by 8 positive divisors.
The sum of these divisors (counting 79131409) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101101110111001100010001
3
Ternary
12111220021212221
4
Quaternary
10231313030101
5
Quinary
130224201114
6
Senary
11504021041
8
Octal
455671421
10
Decimal
79131409
12
Duodecimal
22601781
16
Hexadecimal
4b77311
20
Vigesimal
14eb8a9
36
Base36
1b426p
md5
c8d71c500b974d7d89c6f5293ed59210
sha1
1d9cc3ef56511c09864cac1e1b8f02c16f47fef3
sha256
7c8aadf173524fcfc6d5c9ea66d72b8d716cd9c4fdfbbc744ec939f03301b2fa
sha512
89f2e3f3d8e6129590730824be94166e30452c51b4d74db7755c99d9fa93bbb11e62411059e4ce81f4a92825187d30237efd6a0bb0d0d3cd7e29205727d82d4c
ripemd-160
f044deca172959b1d7e39502755cc6b606b3ed4a
Diameter
158262818
Circumference
497197306.36522
Area
1.9671961701842E+16
Volume
2.0755600630144E+24
Surface area
7.8687846807369E+16
Circumference
497197306.36522
Perimeter
316525636
Area
6261779890325281
Diagonal
111908711.81749
Surface area
37570679341951686
Volume
4.955034655693E+23
Space diagonal
137059620.86251
Perimeter
237394227
Area
2.7114302289641E+15
Altitude
68529810.431257
Surface area
2.7114302289641E+15
Volume
5.8395643434248E+22
Height
37302903.939164