20331389 is an odd 8-digits composite number following 20331388
and preceding 20331390 . In scientific notation, it is written as 2.0331389 × 10^7.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 17817408 positive integers (up to 20331389) that are relatively prime to 20331389.
20331389 has 16 divisors, whose sum is 23033472
The reverse of 20331389 is 98313302
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million three hundred thirty-one thousand three hundred eighty-nine
Scientific notation
2.0331389 × 10^7
Engineering notation
2.0331389 × 10^6
Prime Factorization
13 × 37 × 43 × 983
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20331389
Product of the distinct prime numbers
The prime factorization of 20331389 is 13 × 37 × 43 × 983.
Since it has a total of 4 prime factors.
9 , 1 , 33 , 58 , 257 , 976 , 9918 , 4647 , 16535 , 1055 , 742896 , 898560 , 4057622 , 1741415 , 6362983 , 38706268 , 116766230 , 563414355 , 9954174339 , 1435171083
n×2
40662778
n×3
60994167
n×4
81325556
n×5
101656945
n÷2
10165694.5
n÷3
6777129.6666667
n÷3
5082847.25
n÷5
4066277.8
n2
413365378669321
n3
8.4042923128583E+21
n4
1.7087093628243E+29
n5
3.4740434743523E+36
2 √n
4509.034153785
3 √n
272.93277023509
4 √n
67.149342169414
5 √n
28.948989580713
1 , 13 , 37 , 43 , 481 , 559 , 983 , 1591 , 12779 , 20683 , 36371 , 42269 , 472823 , 549497 , 1563953 , 20331389
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
-20331388
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 20331389 can be divided by 16 positive divisors.
The sum of these divisors (counting 20331389) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101100011101101111101
3
Ternary
1102020221102102
4
Quaternary
1031203231331
5
Quinary
20201101024
6
Senary
2003434445
8
Octal
115435575
10
Decimal
20331389
12
Duodecimal
6985a25
16
Hexadecimal
1363b7d
20
Vigesimal
671899
36
Base36
c3rst
md5
24cce627b962e7d3ce65ee225ad2de00
sha1
2dca3cb79d028c3f114f7751361bca66046045d2
sha256
17c57111bb678c35ffb1c6d83509d29ad0cb0aa96a225d1fe4a58a6cf8cdd0a0
sha512
0b17bd62bd1996d3400dcea3c8b9b21141633ee26c2b03ef494c5ada2190172a6eecfd01313bd296c4605c708c8855f7329fb1574de46b4030a0449343bf6495
ripemd-160
ba6c0489b467d304b12b71a37959f82befef6eba
Diameter
40662778
Circumference
127745884.63935
Area
1.2986256368759E+15
Volume
3.5203817318262E+22
Surface area
5.1945025475036E+15
Circumference
127745884.63935
Perimeter
81325556
Area
413365378669321
Diagonal
28752926.065683
Surface area
2480192272015926
Volume
8.4042923128583E+21
Space diagonal
35214998.736447
Perimeter
60994167
Area
1.789924594863E+14
Altitude
17607499.368223
Surface area
1.789924594863E+14
Volume
9.9045534758268E+20
Height
9584308.6885611