31492009 is an odd 8-digits composite number following 31492008
and preceding 31492010 . In scientific notation, it is written as 3.1492009 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 31150080 positive integers (up to 31492009) that are relatively prime to 31492009.
31492009 has 8 divisors, whose sum is 31836168
The reverse of 31492009 is 90029413
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty-one million four hundred ninety-two thousand nine
Scientific notation
3.1492009 × 10^7
Engineering notation
3.1492009 × 10^6
Prime Factorization
181 × 257 × 677
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31492009
Product of the distinct prime numbers
The prime factorization of 31492009 is 181 × 257 × 677.
Since it has a total of 3 prime factors.
6 , 5 , 74 , 59 , 784 , 817 , 3244 , 1520 , 99088 , 1036 , 887031 , 407095 , 168614 , 1436682 , 39600732 , 88635077 , 789104003 , 986795187 , 9438386262 , 5903146830
n×2
62984018
n×3
94476027
n×4
125968036
n×5
157460045
n÷2
15746004.5
n÷3
10497336.333333
n÷3
7873002.25
n÷5
6298401.8
n2
991746630856081
n3
3.1232093824639E+22
n4
9.8356137981439E+29
n5
3.0974323825167E+37
2 √n
5611.774140145
3 √n
315.79127178849
4 √n
74.911775710799
5 √n
31.596579713323
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
-31492008
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 31492009 can be divided by 8 positive divisors.
The sum of these divisors (counting 31492009) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000001000011110101001
3
Ternary
2012020221220201
4
Quaternary
1320020132221
5
Quinary
31030221014
6
Senary
3042552201
8
Octal
170103651
10
Decimal
31492009
12
Duodecimal
a668661
16
Hexadecimal
1e087a9
20
Vigesimal
9gga09
36
Base36
iqze1
md5
5247525a85e6dbe8be028035080361a6
sha1
b5eca1dbd4fae64febb6115076b3799422606a87
sha256
16036cdfcd16bd9dbd57d82483aae276a1163ba2a54810396c7013e017c40533
sha512
9ef7369c456fb198de272454a563ad22bd26e06dfb7025d8d36b710744b15daf4569b6424a090033b8826defe08bae6db40b9f9d366b8caf1bd19d1bdbc9867f
ripemd-160
c4c773f328274be4afe2b72e7f87cbcb9a71fe50
Diameter
62984018
Circumference
197870128.24237
Area
3.1156639297199E+15
Volume
1.3082468868762E+23
Surface area
1.246265571888E+16
Circumference
197870128.24237
Perimeter
125968036
Area
991746630856081
Diagonal
44536426.234176
Surface area
5950479785136486
Volume
3.1232093824639E+22
Space diagonal
54545759.620416
Perimeter
94476027
Area
4.294388882195E+14
Altitude
27272879.810208
Surface area
4.294388882195E+14
Volume
3.6807375556762E+21
Height
14845475.411392