31820293 is an odd 8-digits composite number following 31820292
and preceding 31820294 . In scientific notation, it is written as 3.1820293 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 29526640 positive integers (up to 31820293) that are relatively prime to 31820293.
31820293 has 16 divisors, whose sum is 34214400
The reverse of 31820293 is 39202813
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirty-one million eight hundred twenty thousand two hundred ninety-three
Scientific notation
3.1820293 × 10^7
Engineering notation
3.1820293 × 10^6
Prime Factorization
23 × 59 × 131 × 179
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31820293
Product of the distinct prime numbers
The prime factorization of 31820293 is 23 × 59 × 131 × 179.
Since it has a total of 4 prime factors.
1 , 8 , 95 , 31 , 92 , 379 , 6570 , 8858 , 23092 , 23697 , 752716 , 672015 , 6158813 , 332192 , 61225135 , 59339776 , 877082997 , 96437336 , 7232309932 , 4381722050
n×2
63640586
n×3
95460879
n×4
127281172
n×5
159101465
n÷2
15910146.5
n÷3
10606764.333333
n÷3
7955073.25
n÷5
6364058.6
n2
1012531046605849
n3
3.2219034574595E+22
n4
1.0252191203407E+30
n5
3.2622772798444E+37
2 √n
5640.9478813405
3 √n
316.88478798056
4 √n
75.106243957081
5 √n
31.662181554347
1 , 23 , 59 , 131 , 179 , 1357 , 3013 , 4117 , 7729 , 10561 , 23449 , 177767 , 242903 , 539327 , 1383491 , 31820293
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
-31820292
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 31820293 can be divided by 16 positive divisors.
The sum of these divisors (counting 31820293) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1111001011000101000000101
3
Ternary
2012212122020101
4
Quaternary
1321120220011
5
Quinary
31121222133
6
Senary
3054004101
8
Octal
171305005
10
Decimal
31820293
12
Duodecimal
a7a6631
16
Hexadecimal
1e58a05
20
Vigesimal
9ihaed
36
Base36
iy0p1
md5
ecff37579b3f728a759f1a4310edd876
sha1
ff94a2520fe0f447bb248d247db2be0e53439ac7
sha256
6ef73e5d2d15f91ea64a87ae45830efc82a4d24cde784b14d38069bc4b65078f
sha512
eec04fb794a9e47bf639701a848634abd9fcefc31eb1742cbb781e36c8428260e48945b7fe862bc4e675bcc73112d60bf2b467f6bd919f66b49a90f337adfc36
ripemd-160
1fb68db1266878dc00bae65db2d0339b09db562c
Diameter
63640586
Circumference
199932797.44775
Area
3.1809600975485E+15
Volume
1.3495877643374E+23
Surface area
1.2723840390194E+16
Circumference
199932797.44775
Perimeter
127281172
Area
1012531046605849
Diagonal
45000689.919286
Surface area
6075186279635094
Volume
3.2219034574595E+22
Space diagonal
55114364.187728
Perimeter
95460879
Area
4.3843880424056E+14
Altitude
27557182.093864
Surface area
4.3843880424056E+14
Volume
3.7970496384966E+21
Height
15000229.973095