12431387 is an odd 8-digits prime number following 12431386
and preceding 12431388 . In scientific notation, it is written as 1.2431387 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 12431386 positive integers (up to 12431387) that are relatively prime to 12431387.
12431387 has 2 divisors, whose sum is 12431388
The reverse of 12431387 is 78313421
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million four hundred thirty-one thousand three hundred eighty-seven
Scientific notation
1.2431387 × 10^7
Engineering notation
1.2431387 × 10^6
Prime Factorization
12431387
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
12431387
Product of the distinct prime numbers
The prime factorization of 12431387 is 12431387.
Since it has a total of 1 prime factors.
6 , 5 , 87 , 81 , 176 , 792 , 6176 , 2427 , 29591 , 28863 , 706954 , 701205 , 5505732 , 5609059 , 77793797 , 95068938 , 928072536 , 337138682 , 4425691640 , 8686377778
n×2
24862774
n×3
37294161
n×4
49725548
n×5
62156935
n÷2
6215693.5
n÷3
4143795.6666667
n÷3
3107846.75
n÷5
2486277.4
n2
154539382743769
n3
1.9211388736289E+21
n4
2.3882420818825E+28
n5
2.9689161569567E+35
2 √n
3525.8172102365
3 √n
231.65403125078
4 √n
59.378592188065
5 √n
26.236380293469
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
12431388
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
6215694
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
3525.8173520476
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998391169
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12431387 can be divided by 2 positive divisors.
The sum of these divisors (counting 12431387) is 12431388, the average is 6215694.
Base
System
Value
2
Binary
101111011011000000011011
3
Ternary
212101120122202
4
Quaternary
233123000123
5
Quinary
11140301022
6
Senary
1122240415
8
Octal
57330033
10
Decimal
12431387
12
Duodecimal
41b610b
16
Hexadecimal
bdb01b
20
Vigesimal
3hdi97
36
Base36
7eg4b
md5
2f8b9ce64f81654321251ea7e317fed2
sha1
f4600e96b68cdf6cce6865185d205d6faba59b37
sha256
9cc603b9c804afc912268b1ee5be10fa4533e2f97b16b0e07a83e553304228e4
sha512
c538750793004fa714a16fdfcfea84cdb851e02a8f719b94df1df76f8a0ff090a70f332b6453f645866d321b8777c2487321f11f1e3fed5a01e72983a4dd9412
ripemd-160
ee1971aaf1d4f670a580dd6be439bb9f63afdad8
Diameter
24862774
Circumference
78108708.146263
Area
4.8549978951813E+14
Volume
8.0472476958912E+21
Surface area
1.9419991580725E+15
Circumference
78108708.146263
Perimeter
49725548
Area
154539382743769
Diagonal
17580636.094509
Surface area
927236296462614
Volume
1.9211388736289E+21
Space diagonal
21531793.892551
Perimeter
37294161
Area
66917515670635
Altitude
10765896.946276
Surface area
66917515670635
Volume
2.2640838752402E+20
Height
5860212.0315029