31493973 is an odd 8-digits composite number following 31493972
and preceding 31493974 . In scientific notation, it is written as 3.1493973 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 17996544 positive integers (up to 31493973) that are relatively prime to 31493973.
31493973 has 8 divisors, whose sum is 47990848
The reverse of 31493973 is 37939413
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirty-one million four hundred ninety-three thousand nine hundred seventy-three
Scientific notation
3.1493973 × 10^7
Engineering notation
3.1493973 × 10^6
Prime Factorization
3 × 7 × 1499713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31493973
Product of the distinct prime numbers
The prime factorization of 31493973 is 3 × 7 × 1499713.
Since it has a total of 3 prime factors.
7 , 8 , 47 , 70 , 605 , 680 , 4896 , 886 , 85766 , 90223 , 396578 , 976958 , 834971 , 5773470 , 70381442 , 28109074 , 563019921 , 518336004 , 4694139716 , 15632330
n×2
62987946
n×3
94481919
n×4
125975892
n×5
157469865
n÷2
15746986.5
n÷3
10497991
n÷3
7873493.25
n÷5
6298794.6
n2
991870335324729
n3
3.1237937560218E+22
n4
9.8380676209719E+29
n5
3.0983983602706E+37
2 √n
5611.9491266404
3 √n
315.79783642912
4 √n
74.912943652218
5 √n
31.596973807803
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
-31493972
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 31493973 can be divided by 8 positive divisors.
The sum of these divisors (counting 31493973) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000001000111101010101
3
Ternary
2012021001121110
4
Quaternary
1320020331111
5
Quinary
31030301343
6
Senary
3043005233
8
Octal
170107525
10
Decimal
31493973
12
Duodecimal
a669819
16
Hexadecimal
1e08f55
20
Vigesimal
9ggeid
36
Base36
ir0wl
md5
24fe1fe8e128ad077fcab36816d27740
sha1
09da63d50e878d80f00df46f21051d2141ddc2fc
sha256
bf404769e7e96a28d0beadf5f7c2493fcb9a45b0dcd15e9ed83ebfdc34d70cca
sha512
f69e799d781ed9c771999a7e61e350c149b69cfbda1f345630ed1ec89f91b71dcfd8cdb3d69ff928330fd0fae2f9b16b1528d42adebba6958c5647d10d04ef67
ripemd-160
5c70ebeeeed115944ad87aa54df7a17411ce27fa
Diameter
62987946
Circumference
197882468.41831
Area
3.1160525587698E+15
Volume
1.3084916686997E+23
Surface area
1.2464210235079E+16
Circumference
197882468.41831
Perimeter
125975892
Area
991870335324729
Diagonal
44539203.749612
Surface area
5951222011948374
Volume
3.1237937560218E+22
Space diagonal
54549161.368202
Perimeter
94481919
Area
4.294924538257E+14
Altitude
27274580.684101
Surface area
4.294924538257E+14
Volume
3.6814262465187E+21
Height
14846401.249871