20542869 is an odd 8-digits composite number following 20542868
and preceding 20542870 . In scientific notation, it is written as 2.0542869 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 13695228 positive integers (up to 20542869) that are relatively prime to 20542869.
20542869 has 8 divisors, whose sum is 30433920
The reverse of 20542869 is 96824502
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million five hundred forty-two thousand eight hundred sixty-nine
Scientific notation
2.0542869 × 10^7
Engineering notation
2.0542869 × 10^6
Prime Factorization
3 × 9 × 760847
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20542869
Product of the distinct prime numbers
The prime factorization of 20542869 is 3 × 9 × 760847.
Since it has a total of 3 prime factors.
3 , 5 , 52 , 63 , 473 , 525 , 4546 , 5421 , 28721 , 48881 , 536007 , 321222 , 5038364 , 6641601 , 65294557 , 96057011 , 481536755 , 135291603 , 9051510885 , 8863793832
n×2
41085738
n×3
61628607
n×4
82171476
n×5
102714345
n÷2
10271434.5
n÷3
6847623
n÷3
5135717.25
n÷5
4108573.8
n2
422009466751161
n3
8.669285192229E+21
n4
1.780919900276E+29
n5
3.6585204210863E+36
2 √n
4532.4241857973
3 √n
273.87582506241
4 √n
67.323281157392
5 √n
29.008964017554
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
-20542868
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 20542869 can be divided by 8 positive divisors.
The sum of these divisors (counting 20542869) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110010111010110010101
3
Ternary
1102122200112000
4
Quaternary
1032113112111
5
Quinary
20224332434
6
Senary
2012145513
8
Octal
116272625
10
Decimal
20542869
12
Duodecimal
6a68299
16
Hexadecimal
1397595
20
Vigesimal
687h39
36
Base36
c8az9
md5
ac740f64f86ebc9515951ed89a869dca
sha1
934ee77b19e6c993b6b08249b1301baa3494affb
sha256
5258fd903190e0ae40e247cdebdb1aac795960d472504076429b1e56d67798fc
sha512
f465fa3181ab2d2c89c0e64a7aa5be0ca540c17e90fb8e811615ea1e7a1c06a76b7bead8ed61adb2645000260703ccefd5628444a6159800504fb13b2bc61b07
ripemd-160
a2f5b610ef1335bd9995c9032151ffa4b5652d52
Diameter
41085738
Circumference
129074652.66812
Area
1.3257818404908E+15
Volume
3.6313816895708E+22
Surface area
5.3031273619632E+15
Circumference
129074652.66812
Perimeter
82171476
Area
422009466751161
Diagonal
29052003.949854
Surface area
2532056800506966
Volume
8.669285192229E+21
Space diagonal
35581292.841232
Perimeter
61628607
Area
1.8273545942201E+14
Altitude
17790646.420616
Surface area
1.8273545942201E+14
Volume
1.0216850579109E+21
Height
9684001.3166179