20804878 is an even 8-digits composite number following 20804877
and preceding 20804879 . In scientific notation, it is written as 2.0804878 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 10073376 positive integers (up to 20804878) that are relatively prime to 20804878.
20804878 has 16 divisors, whose sum is 32202720
The reverse of 20804878 is 87840802
Previous prime number is 37
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million eight hundred four thousand eight hundred seventy-eight
Scientific notation
2.0804878 × 10^7
Engineering notation
2.0804878 × 10^6
Prime Factorization
2 × 263 × 37 × 1069
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20804878
Product of the distinct prime numbers
The prime factorization of 20804878 is 2 × 263 × 37 × 1069.
Since it has a total of 4 prime factors.
3 , 2 , 2 , 24 , 277 , 327 , 5916 , 6634 , 34337 , 77258 , 48015 , 709357 , 1577452 , 1737783 , 60936259 , 71039442 , 862713380 , 324144752 , 663655632 , 2795914961
n×2
41609756
n×3
62414634
n×4
83219512
n×5
104024390
n÷2
10402439
n÷3
6934959.3333333
n÷3
5201219.5
n÷5
4160975.6
n2
432842948594884
n3
9.0052447386768E+21
n4
1.8735301814831E+29
n5
3.8978566855074E+36
2 √n
4561.2364551731
3 √n
275.03527040729
4 √n
67.536926604437
5 √n
29.082586915293
1 , 2 , 37 , 74 , 263 , 526 , 1069 , 2138 , 9731 , 19462 , 39553 , 79106 , 281147 , 562294 , 10402439 , 20804878
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20804877
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20804878 can be divided by 16 positive divisors.
The sum of these divisors (counting 20804878) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111010111010100001110
3
Ternary
1110010222221001
4
Quaternary
1033113110032
5
Quinary
20311224003
6
Senary
2021530514
8
Octal
117272416
10
Decimal
20804878
12
Duodecimal
6b73a3a
16
Hexadecimal
13d750e
20
Vigesimal
6a0c3i
36
Base36
cdx5a
md5
1e0c42ec5596b64ee3bd5daa32c9681c
sha1
f781ae47d0612fa71edc1415d9c3b8e0cd9466c1
sha256
99efb3e77075c5f7f92a23674e37f276db09a2e36f41136ec6a9e709a84a3143
sha512
b75981a5d1f937f5e76a7d585512faac713698c0f7ede8ca02761bd15b02b0720d6ad7814bdf0e96dbb31b60de7c67895eef0a8f7b5b9b67d8b9d662229cfb99
ripemd-160
c02e94bfb7149f8883c8d3c3110471c555569717
Diameter
41609756
Circumference
130720903.76726
Area
1.3598162274638E+15
Volume
3.7721080953074E+22
Surface area
5.4392649098553E+15
Circumference
130720903.76726
Perimeter
83219512
Area
432842948594884
Diagonal
29422540.631118
Surface area
2597057691569304
Volume
9.0052447386768E+21
Space diagonal
36035105.741272
Perimeter
62414634
Area
1.8742649466607E+14
Altitude
18017552.870636
Surface area
1.8742649466607E+14
Volume
1.0612782701605E+21
Height
9807513.5437059