20405097 is an odd 8-digits composite number following 20405096
and preceding 20405098 . In scientific notation, it is written as 2.0405097 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 13313688 positive integers (up to 20405097) that are relatively prime to 20405097.
20405097 has 12 divisors, whose sum is 30101760
The reverse of 20405097 is 79050402
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million four hundred five thousand ninety-seven
Scientific notation
2.0405097 × 10^7
Engineering notation
2.0405097 × 10^6
Prime Factorization
3 × 3 × 47 × 48239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6801699
Product of the distinct prime numbers
The prime factorization of 20405097 is 3 × 3 × 47 × 48239.
Since it has a total of 4 prime factors.
4 , 8 , 36 , 31 , 415 , 443 , 4949 , 7602 , 50389 , 82574 , 727471 , 321237 , 5643764 , 1050757 , 24311269 , 72663227 , 593381913 , 410865059 , 8645164940 , 5361934609
n×2
40810194
n×3
61215291
n×4
81620388
n×5
102025485
n÷2
10202548.5
n÷3
6801699
n÷3
5101274.25
n÷5
4081019.4
n2
416367983579409
n3
8.4960290926322E+21
n4
1.7336229774998E+29
n5
3.5374745017313E+36
2 √n
4517.2001283981
3 √n
273.26219627382
4 √n
67.210119241065
5 √n
28.969949138234
1 , 3 , 9 , 47 , 141 , 423 , 48239 , 144717 , 434151 , 2267233 , 6801699 , 20405097
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20405096
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20405097 can be divided by 12 positive divisors.
The sum of these divisors (counting 20405097) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101110101101101101001
3
Ternary
1102101200112100
4
Quaternary
1031311231221
5
Quinary
20210430342
6
Senary
2005204013
8
Octal
115655551
10
Decimal
20405097
12
Duodecimal
6a00609
16
Hexadecimal
1375b69
20
Vigesimal
67aceh
36
Base36
c5co9
md5
a5ab32af93f99f6c4b85ca9bb7445829
sha1
1f829014dbe4a1927c37cd247bc1449c1df0d599
sha256
9a72c84ed91d0f37ec6380928d028c0eb5c7139ded4e2dbab65399a203860e36
sha512
d4515b749692556f8c9f6d5e6c3d7848f906c21d4ad015d6bb271a5a9b0c603e3d0aad2c6c565385185b53abcd3c92ed040637b93f70ac43e23ae4e21fb0b642
ripemd-160
16a3a0bde9eaa7c4b6c31545a5d06f503a1309b1
Diameter
40810194
Circumference
128209005.66197
Area
1.3080585984031E+15
Volume
3.5588083442798E+22
Surface area
5.2322343936123E+15
Circumference
128209005.66197
Perimeter
81620388
Area
416367983579409
Diagonal
28857164.918939
Surface area
2498207901476454
Volume
8.4960290926322E+21
Space diagonal
35342664.737371
Perimeter
61215291
Area
1.8029262555114E+14
Altitude
17671332.368686
Surface area
1.8029262555114E+14
Volume
1.0012666307597E+21
Height
9619054.9729795