31005425 is an odd 8-digits composite number following 31005424
and preceding 31005426 . In scientific notation, it is written as 3.1005425 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors.
There are 21816000 positive integers (up to 31005425) that are relatively prime to 31005425.
31005425 has 16 divisors, whose sum is 36321792
The reverse of 31005425 is 52450013
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirty-one million five thousand four hundred twenty-five
Scientific notation
3.1005425 × 10^7
Engineering notation
3.1005425 × 10^6
Prime Factorization
25 × 11 × 31 × 3637
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31005425
Product of the distinct prime numbers
The prime factorization of 31005425 is 25 × 11 × 31 × 3637.
Since it has a total of 4 prime factors.
8 , 6 , 4 , 60 , 664 , 918 , 5143 , 2908 , 14428 , 32184 , 178229 , 589464 , 8366323 , 8926436 , 96880776 , 8236853 , 590381443 , 17723897 , 9591440784 , 9866829571
n×2
62010850
n×3
93016275
n×4
124021700
n×5
155027125
n÷2
15502712.5
n÷3
10335141.666667
n÷3
7751356.25
n÷5
6201085
n2
961336379430625
n3
2.9806643012208E+22
n4
9.2416763441678E+29
n5
2.8654210276337E+37
2 √n
5568.2515208995
3 √n
314.15638889077
4 √n
74.62071777261
5 √n
31.498330657514
1 , 11 , 25 , 31 , 275 , 341 , 775 , 3637 , 8525 , 40007 , 90925 , 112747 , 1000175 , 1240217 , 2818675 , 31005425
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31005424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31005425 can be divided by 16 positive divisors.
The sum of these divisors (counting 31005425) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110110010001101011110001
3
Ternary
2011100020110002
4
Quaternary
1312101223301
5
Quinary
30414133200
6
Senary
3024315345
8
Octal
166215361
10
Decimal
31005425
12
Duodecimal
a472b55
16
Hexadecimal
1d91af1
20
Vigesimal
9dfdb5
36
Base36
igjxt
md5
6b5027c817813c52e2f15309912d4cfa
sha1
b3ab4e8c84a96b16e22a0723c8c2b5e70101ef4f
sha256
17dcedcd3712a25ada21c6824a0bcbc71c5f6b69b7a0bcb81f678d74f3e3afdc
sha512
29d8d7959cbb4e6eef105ba0f54d152bf3d786837e9bd2194e39351bc52ff1895cc26d056ad86e178aadd8c28c21732d0cd37e952a0e9ea78014d5e544e09783
ripemd-160
be6d6cb6d54110b4c188d5806caece74c22d75db
Diameter
62010850
Circumference
194812830.80286
Area
3.0201273072479E+15
Volume
1.248537742871E+23
Surface area
1.2080509228991E+16
Circumference
194812830.80286
Perimeter
124021700
Area
961336379430625
Diagonal
43848292.542142
Surface area
5768018276583750
Volume
2.9806643012208E+22
Space diagonal
53702971.410266
Perimeter
93016275
Area
4.1627086308454E+14
Altitude
26851485.705133
Surface area
4.1627086308454E+14
Volume
3.5127465663898E+21
Height
14616097.514047