12431381 is an odd 8-digits composite number following 12431380
and preceding 12431382 . In scientific notation, it is written as 1.2431381 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 12245772 positive integers (up to 12431381) that are relatively prime to 12431381.
12431381 has 4 divisors, whose sum is 12616992
The reverse of 12431381 is 18313421
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million four hundred thirty-one thousand three hundred eighty-one
Scientific notation
1.2431381 × 10^7
Engineering notation
1.2431381 × 10^6
Prime Factorization
67 × 185543
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12431381
Product of the distinct prime numbers
The prime factorization of 12431381 is 67 × 185543.
Since it has a total of 2 prime factors.
2 , 10 , 9 , 94 , 798 , 975 , 3843 , 3571 , 2176 , 34637 , 114065 , 193505 , 1267730 , 5821644 , 28662751 , 56381410 , 111040375 , 721696696 , 5010577680 , 760396225
n×2
24862762
n×3
37294143
n×4
49725524
n×5
62156905
n÷2
6215690.5
n÷3
4143793.6666667
n÷3
3107845.25
n÷5
2486276.2
n2
154539233567161
n3
1.9211360919214E+21
n4
2.3882374711526E+28
n5
2.9689089922374E+35
2 √n
3525.8163593698
3 √n
231.65399398155
4 √n
59.378585023305
5 √n
26.236377760875
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12431380
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12431381 can be divided by 4 positive divisors.
The sum of these divisors (counting 12431381) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111011011000000010101
3
Ternary
212101120122112
4
Quaternary
233123000111
5
Quinary
11140301011
6
Senary
1122240405
8
Octal
57330025
10
Decimal
12431381
12
Duodecimal
41b6105
16
Hexadecimal
bdb015
20
Vigesimal
3hdi91
36
Base36
7eg45
md5
e8ebc6b5810cbd759e78d82c00e93e52
sha1
3ebe8bab9470fc17d574a5db118177c13555dd82
sha256
a010b1d240ecf327d2b15e2383d0cae7ae9c9c33165836ebfbd5b7d88ce77eaf
sha512
7211c458402113a3283c2007b475e39afd398068be904288096c765cdb2668b02ed0fcd743bf398185a632dbde58c1b736eb77235d2c3bdda72d33e090add27c
ripemd-160
bb11f953d5479001e5a636c5542c5488971fe0a7
Diameter
24862762
Circumference
78108670.447151
Area
4.8549932086599E+14
Volume
8.0472360439018E+21
Surface area
1.941997283464E+15
Circumference
78108670.447151
Perimeter
49725524
Area
154539233567161
Diagonal
17580627.609227
Surface area
927235401402966
Volume
1.9211360919214E+21
Space diagonal
21531783.500246
Perimeter
37294143
Area
66917451075269
Altitude
10765891.750123
Surface area
66917451075269
Volume
2.2640805969664E+20
Height
5860209.2030757