20084905 is an odd 8-digits composite number following 20084904
and preceding 20084906 . In scientific notation, it is written as 2.0084905 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 15122688 positive integers (up to 20084905) that are relatively prime to 20084905.
20084905 has 8 divisors, whose sum is 25519752
The reverse of 20084905 is 50948002
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eighty-four thousand nine hundred five
Scientific notation
2.0084905 × 10^7
Engineering notation
2.0084905 × 10^6
Prime Factorization
5 × 17 × 236293
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20084905
Product of the distinct prime numbers
The prime factorization of 20084905 is 5 × 17 × 236293.
Since it has a total of 3 prime factors.
4 , 8 , 94 , 45 , 58 , 939 , 7236 , 8010 , 46828 , 68586 , 502781 , 751632 , 500791 , 2194782 , 77209126 , 4625177 , 304639596 , 136508197 , 3854790254 , 8173599162
n×2
40169810
n×3
60254715
n×4
80339620
n×5
100424525
n÷2
10042452.5
n÷3
6694968.3333333
n÷3
5021226.25
n÷5
4016981
n2
403403408859025
n3
8.1023191436097E+21
n4
1.6273431027908E+29
n5
3.2685031621959E+36
2 √n
4481.6185692225
3 √n
271.82533209922
4 √n
66.944892032346
5 √n
28.878455110015
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
-20084904
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 20084905 can be divided by 8 positive divisors.
The sum of these divisors (counting 20084905) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100100111100010101001
3
Ternary
1101210102022101
4
Quaternary
1030213202221
5
Quinary
20120204110
6
Senary
1554253401
8
Octal
114474251
10
Decimal
20084905
12
Duodecimal
6887261
16
Hexadecimal
13278a9
20
Vigesimal
65ac55
36
Base36
byhm1
md5
4dc76a95bf16e73cbee9ad275bc10172
sha1
c2a12ba10862b5a5d4ceae81ae40c2f115e08d78
sha256
3efdb31bdcfdafeb99422df18118e3f52cf0dc57d243241d406c899a22fe3838
sha512
1ac175856b28b744d84bc7d426123e20bdd1ee0b92ea94ee391820c16712491189a99cab704e94569a6f8db0a367a1b34d7f617d32c903a9a70030846ef70721
ripemd-160
2ab46b2ffa01b2ffb3dd0d65fede5797a4b18ce9
Diameter
40169810
Circumference
126197179.9921
Area
1.2673291857046E+15
Volume
3.3938915064805E+22
Surface area
5.0693167428184E+15
Circumference
126197179.9921
Perimeter
80339620
Area
403403408859025
Diagonal
28404345.049975
Surface area
2420420453154150
Volume
8.1023191436097E+21
Space diagonal
34788075.925194
Perimeter
60254715
Area
1.7467880002258E+14
Altitude
17394037.962597
Surface area
1.7467880002258E+14
Volume
9.5486746829733E+20
Height
9468115.0166584