31820993 is an odd 8-digits composite number following 31820992
and preceding 31820994 . In scientific notation, it is written as 3.1820993 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 31116960 positive integers (up to 31820993) that are relatively prime to 31820993.
31820993 has 4 divisors, whose sum is 31833540
The reverse of 31820993 is 39902813
Previous prime number is 9017
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
thirty-one million eight hundred twenty thousand nine hundred ninety-three
Scientific notation
3.1820993 × 10^7
Engineering notation
3.1820993 × 10^6
Prime Factorization
9017 × 3529
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31820993
Product of the distinct prime numbers
The prime factorization of 31820993 is 9017 × 3529.
Since it has a total of 2 prime factors.
6 , 7 , 58 , 51 , 236 , 698 , 4353 , 8824 , 28781 , 13916 , 416338 , 95537 , 3497424 , 2548680 , 52443358 , 17904161 , 908603264 , 907090880 , 1890706360 , 1111742833
n×2
63641986
n×3
95462979
n×4
127283972
n×5
159104965
n÷2
15910496.5
n÷3
10606997.666667
n÷3
7955248.25
n÷5
6364198.6
n2
1012575595506049
n3
3.2221160936569E+22
n4
1.0253093366144E+30
n5
3.2626361223242E+37
2 √n
5641.0099273091
3 √n
316.88711163112
4 √n
75.106657010608
5 √n
31.662320857477
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31820992
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31820993 can be divided by 4 positive divisors.
The sum of these divisors (counting 31820993) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111001011000110011000001
3
Ternary
2012212200012022
4
Quaternary
1321120303001
5
Quinary
31121232433
6
Senary
3054011225
8
Octal
171306301
10
Decimal
31820993
12
Duodecimal
a7a6b15
16
Hexadecimal
1e58cc1
20
Vigesimal
9ihc9d
36
Base36
iy18h
md5
96ffd1950decc194d458aa4b692e992a
sha1
aaf0207c2aa439dc8132257e4b8c3c2ae5fdc395
sha256
ce88c522cd23a2803b0f059d657e6874d68f9961bfe8e6947f54462d25293130
sha512
0166e1c0e6c45609c809b2343c42c50a9e61e28dca370fde6eb7395fea55ab85a710b187390b6ab3f533af72c7c5f37cb9c01be2624f44783fff5bc8c6be926b
ripemd-160
852968e0ee44b32e6862d827b6ab58f01a42878e
Diameter
63641986
Circumference
199937195.67746
Area
3.1811000520461E+15
Volume
1.3496768331795E+23
Surface area
1.2724400208184E+16
Circumference
199937195.67746
Perimeter
127283972
Area
1012575595506049
Diagonal
45001679.868779
Surface area
6075453573036294
Volume
3.2221160936569E+22
Space diagonal
55115576.623294
Perimeter
95462979
Area
4.384580944802E+14
Altitude
27557788.311647
Surface area
4.384580944802E+14
Volume
3.7973002326585E+21
Height
15000559.95626