12391131 is an odd 8-digits composite number following 12391130
and preceding 12391132 . In scientific notation, it is written as 1.2391131 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 8247200 positive integers (up to 12391131) that are relatively prime to 12391131.
12391131 has 8 divisors, whose sum is 16548624
The reverse of 12391131 is 13119321
Previous prime number is 677
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twelve million three hundred ninety-one thousand one hundred thirty-one
Scientific notation
1.2391131 × 10^7
Engineering notation
1.2391131 × 10^6
Prime Factorization
3 × 677 × 6101
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12391131
Product of the distinct prime numbers
The prime factorization of 12391131 is 3 × 677 × 6101.
Since it has a total of 3 prime factors.
1 , 5 , 40 , 31 , 777 , 452 , 2443 , 2669 , 68741 , 49160 , 202588 , 63470 , 7663210 , 1289243 , 92904251 , 27588122 , 32747211 , 572438572 , 62142884 , 8440997585
n×2
24782262
n×3
37173393
n×4
49564524
n×5
61955655
n÷2
6195565.5
n÷3
4130377
n÷3
3097782.75
n÷5
2478226.2
n2
153540127459161
n3
1.9025358331032E+21
n4
2.3574570740175E+28
n5
2.9211559431028E+35
2 √n
3520.1038336958
3 √n
231.40370925244
4 √n
59.330462948605
5 √n
26.219366223349
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
-12391130
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 12391131 can be divided by 8 positive divisors.
The sum of these divisors (counting 12391131) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111010001001011011011
3
Ternary
212022112102210
4
Quaternary
233101023123
5
Quinary
11133004011
6
Senary
1121330203
8
Octal
57211333
10
Decimal
12391131
12
Duodecimal
4196963
16
Hexadecimal
bd12db
20
Vigesimal
3h8hgb
36
Base36
7dl23
md5
fc7904a7adf08b0fc3e49ae5452435d5
sha1
58770fbf19cfa773c79ed1b9f2f0069ea6e42569
sha256
bbbcabfc681340fec8975df56cc2ecc738996c4b054e581c1e2a64c009ef0ff1
sha512
f7dbe97b5d693c0d9fac1663cdface1416d1eeb5915f3e6c3b27868b346dbec70c9cb9a0c9fdee28ba8aeb3c959749ea41935a6aebb54b6c6c9664227699f5fa
ripemd-160
e45475c866a6fe70439909b05965892de73163ea
Diameter
24782262
Circumference
77855772.238537
Area
4.8236053645694E+14
Volume
7.9693234619576E+21
Surface area
1.9294421458278E+15
Circumference
77855772.238537
Perimeter
49564524
Area
153540127459161
Diagonal
17523705.513342
Surface area
921240764754966
Volume
1.9025358331032E+21
Space diagonal
21462068.455242
Perimeter
37173393
Area
66484825439967
Altitude
10731034.227621
Surface area
66484825439967
Volume
2.2421599817294E+20
Height
5841235.1711139