31193913 is an odd 8-digits composite number following 31193912
and preceding 31193914 . In scientific notation, it is written as 3.1193913 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 20781504 positive integers (up to 31193913) that are relatively prime to 31193913.
31193913 has 8 divisors, whose sum is 41620768
The reverse of 31193913 is 31939113
Previous prime number is 5233
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirty-one million one hundred ninety-three thousand nine hundred thirteen
Scientific notation
3.1193913 × 10^7
Engineering notation
3.1193913 × 10^6
Prime Factorization
3 × 5233 × 1987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31193913
Product of the distinct prime numbers
The prime factorization of 31193913 is 3 × 5233 × 1987.
Since it has a total of 3 prime factors.
5 , 8 , 30 , 75 , 420 , 547 , 2004 , 6259 , 25695 , 81430 , 545927 , 494543 , 7945944 , 3835072 , 62917086 , 192997 , 167510003 , 263023821 , 1453605963 , 748083520
n×2
62387826
n×3
93581739
n×4
124775652
n×5
155969565
n÷2
15596956.5
n÷3
10397971
n÷3
7798478.25
n÷5
6238782.6
n2
973060208251569
n3
3.0353555479961E+22
n4
9.4684616888259E+29
n5
2.9535837016507E+37
2 √n
5585.1511170245
3 √n
314.7917091127
4 √n
74.733868607376
5 √n
31.536534763894
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
-31193912
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 31193913 can be divided by 8 positive divisors.
The sum of these divisors (counting 31193913) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110111111101100111001
3
Ternary
2011200211000010
4
Quaternary
1312333230321
5
Quinary
30441201123
6
Senary
3032332133
8
Octal
166775471
10
Decimal
31193913
12
Duodecimal
a544049
16
Hexadecimal
1dbfb39
20
Vigesimal
9ej4fd
36
Base36
ikldl
md5
eb38032f8be1eb197a227d63e14bae43
sha1
7259c5e97265e6b13385c1b5e68d577994b5351a
sha256
aeb13a33d5c2304cc5b365d00ad7dfcdf13f109fd6b692e8c27eec22b00b1e00
sha512
b3b970428f5afd6734feed6d4043424eb4fe54f69f850692ba652ecd52e2fbab13fd51ecf2bdad76ff47751ef50107992550d900fac65b16c54a8e06389fb51e
ripemd-160
cb9cb02ba0da64f634ba5eda49d1379c3c576ddd
Diameter
62387826
Circumference
195997135.83504
Area
3.0569588017437E+15
Volume
1.271446758749E+23
Surface area
1.2227835206975E+16
Circumference
195997135.83504
Perimeter
124775652
Area
973060208251569
Diagonal
44114854.828086
Surface area
5838361249509414
Volume
3.0353555479961E+22
Space diagonal
54029442.202883
Perimeter
93581739
Area
4.2134742987882E+14
Altitude
27014721.101442
Surface area
4.2134742987882E+14
Volume
3.5772008188338E+21
Height
14704951.609362