20538498 is an even 8-digits composite number following 20538497
and preceding 20538499 . In scientific notation, it is written as 2.0538498 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 6846164 positive integers (up to 20538498) that are relatively prime to 20538498.
20538498 has 8 divisors, whose sum is 41077008
The reverse of 20538498 is 89483502
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
twenty million five hundred thirty-eight thousand four hundred ninety-eight
Scientific notation
2.0538498 × 10^7
Engineering notation
2.0538498 × 10^6
Prime Factorization
2 × 3 × 3423083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20538498
Product of the distinct prime numbers
The prime factorization of 20538498 is 2 × 3 × 3423083.
Since it has a total of 3 prime factors.
6 , 8 , 38 , 64 , 79 , 71 , 105 , 7789 , 22038 , 40346 , 364853 , 927463 , 7274137 , 3916799 , 72920142 , 65204390 , 653127411 , 592680224 , 4541467590 , 46855232
n×2
41076996
n×3
61615494
n×4
82153992
n×5
102692490
n÷2
10269249
n÷3
6846166
n÷3
5134624.5
n÷5
4107699.6
n2
421829900096004
n3
8.663752559462E+21
n4
1.77940464615E+29
n5
3.6546298766143E+36
2 √n
4531.9419678544
3 √n
273.85639908144
4 √n
67.31969970116
5 √n
29.007729438539
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20538497
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20538498 can be divided by 8 positive divisors.
The sum of these divisors (counting 20538498) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110010110010010000010
3
Ternary
1102122110112010
4
Quaternary
1032112102002
5
Quinary
20224212443
6
Senary
2012113350
8
Octal
116262202
10
Decimal
20538498
12
Duodecimal
6a65856
16
Hexadecimal
1396482
20
Vigesimal
68764i
36
Base36
c87lu
md5
832a17aefda98aae7541ca738f9d14de
sha1
03f3a088849499c4cb9a9301a99adf6e1e21b289
sha256
b6ba2eba91510de54b833d2fbdc58673a58130dfc1d5295ac10186ea37338338
sha512
052d7b913038855172fe69bf97a41aad0b940577591f1e93c88371f7b9ac04cfec6dc4086fc4bc0c6b7bc105d88d3694d215aad311db2b10350e0b6c36da485c
ripemd-160
b53e1f51b857f075ad4f9bd96eff73e2c8683394
Diameter
41076996
Circumference
129047188.86514
Area
1.3252177152061E+15
Volume
3.6290641857767E+22
Surface area
5.3008708608245E+15
Circumference
129047188.86514
Perimeter
82153992
Area
421829900096004
Diagonal
29045822.422373
Surface area
2530979400576024
Volume
8.663752559462E+21
Space diagonal
35573722.047152
Perimeter
61615494
Area
1.826577047795E+14
Altitude
17786861.023576
Surface area
1.826577047795E+14
Volume
1.0210330308863E+21
Height
9681940.8074576