20297931 is an odd 8-digits composite number following 20297930
and preceding 20297932 . In scientific notation, it is written as 2.0297931 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 13531952 positive integers (up to 20297931) that are relatively prime to 20297931.
20297931 has 4 divisors, whose sum is 27063912
The reverse of 20297931 is 13979202
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million two hundred ninety-seven thousand nine hundred thirty-one
Scientific notation
2.0297931 × 10^7
Engineering notation
2.0297931 × 10^6
Prime Factorization
3 × 6765977
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20297931
Product of the distinct prime numbers
The prime factorization of 20297931 is 3 × 6765977.
Since it has a total of 2 prime factors.
3 , 5 , 40 , 50 , 544 , 363 , 6520 , 6263 , 34386 , 98369 , 775134 , 388339 , 5076074 , 908231 , 94549390 , 3775198 , 574381415 , 124409221 , 5224012866 , 3464843876
n×2
40595862
n×3
60893793
n×4
81191724
n×5
101489655
n÷2
10148965.5
n÷3
6765977
n÷3
5074482.75
n÷5
4059586.2
n2
412006002880761
n3
8.3628694180595E+21
n4
1.6974894640978E+29
n5
3.4455524015484E+36
2 √n
4505.3225189769
3 √n
272.78297233066
4 √n
67.121699315325
5 √n
28.939455421573
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
-20297930
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 20297931 can be divided by 4 positive divisors.
The sum of these divisors (counting 20297931) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011011100011001011
3
Ternary
1102012020112020
4
Quaternary
1031123203023
5
Quinary
20144013211
6
Senary
2003015523
8
Octal
115334313
10
Decimal
20297931
12
Duodecimal
696a5a3
16
Hexadecimal
135b8cb
20
Vigesimal
66h4gb
36
Base36
c31zf
md5
9fbd1d774e581d53581e3da96b64d880
sha1
c35cc88b1ee4ca28ea4a3a97297345093fb5aad2
sha256
d808024af917bea79479a198b2b3bf129a8e907939094fc871879ac7ad1484e1
sha512
29f5226334e455402b40fa1730e69ece188f7e5bd12ce5d9997a22402560d855aaf39bc42f145018586b522afd16a9a5a4794cb06f95de0ab7a54f7ebe7fb1fd
ripemd-160
851c44c4cb33f7d06d1ff8a2b126ba2010f05d42
Diameter
40595862
Circumference
127535661.82535
Area
1.2943550318851E+15
Volume
3.5030305502275E+22
Surface area
5.1774201275404E+15
Circumference
127535661.82535
Perimeter
81191724
Area
412006002880761
Diagonal
28705609.308313
Surface area
2472036017284566
Volume
8.3628694180595E+21
Space diagonal
35157047.780527
Perimeter
60893793
Area
1.7840383250321E+14
Altitude
17578523.890264
Surface area
1.7840383250321E+14
Volume
9.8557361261458E+20
Height
9568536.4361044