20789321 is an odd 8-digits composite number following 20789320
and preceding 20789322 . In scientific notation, it is written as 2.0789321 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 17819412 positive integers (up to 20789321) that are relatively prime to 20789321.
20789321 has 4 divisors, whose sum is 23759232
The reverse of 20789321 is 12398702
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million seven hundred eighty-nine thousand three hundred twenty-one
Scientific notation
2.0789321 × 10^7
Engineering notation
2.0789321 × 10^6
Prime Factorization
7 × 2969903
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20789321
Product of the distinct prime numbers
The prime factorization of 20789321 is 7 × 2969903.
Since it has a total of 2 prime factors.
8 , 7 , 33 , 42 , 754 , 963 , 1059 , 6554 , 96270 , 35526 , 219881 , 294527 , 3973304 , 147615 , 95456733 , 16132285 , 554944935 , 406807471 , 3828523468 , 9969272067
n×2
41578642
n×3
62367963
n×4
83157284
n×5
103946605
n÷2
10394660.5
n÷3
6929773.6666667
n÷3
5197330.25
n÷5
4157864.2
n2
432195867641041
n3
8.9850586272631E+21
n4
1.8679326800599E+29
n5
3.8833052092156E+36
2 √n
4559.5307872631
3 √n
274.96670010009
4 √n
67.524297754683
5 √n
29.078236270306
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
-20789320
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 20789321 can be divided by 4 positive divisors.
The sum of these divisors (counting 20789321) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010011100001001001
3
Ternary
1110010012120212
4
Quaternary
1033103201021
5
Quinary
20310224241
6
Senary
2021330505
8
Octal
117234111
10
Decimal
20789321
12
Duodecimal
6b66a35
16
Hexadecimal
13d3849
20
Vigesimal
69id61
36
Base36
cdl55
md5
f39c307f19d7a14a51a9a7dc48f0dfe2
sha1
ee1cffdf71d2207ddf8888404ecefcfee4a60bc3
sha256
d3d9f6f5add6996026728f1b9886c39bf8d4ab6498fd273a5f7bbf397ca59bbc
sha512
4fff2d405df82446df51d60e1585f667d16552fc0f03508f2af4947590c89ef4ccec1bc1a37ae0a2a047f0b87c9828bc7674b386a97e384368afcd31112ce9dc
ripemd-160
5935e778c77e6f38c2d3b4ea360520e57dc32004
Diameter
41578642
Circumference
130623156.25344
Area
1.357783362693E+15
Volume
3.7636525567311E+22
Surface area
5.4311334507718E+15
Circumference
130623156.25344
Perimeter
83157284
Area
432195867641041
Diagonal
29400539.710728
Surface area
2593175205846246
Volume
8.9850586272631E+21
Space diagonal
36008160.226859
Perimeter
62367963
Area
1.871463003939E+14
Altitude
18004080.113429
Surface area
1.871463003939E+14
Volume
1.0588993141161E+21
Height
9800179.9035759