20790872 is an even 8-digits composite number following 20790871
and preceding 20790873 . In scientific notation, it is written as 2.0790872 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 8 positive divisors.
There are 10395432 positive integers (up to 20790872) that are relatively prime to 20790872.
20790872 has 8 divisors, whose sum is 38982900
The reverse of 20790872 is 27809702
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million seven hundred ninety thousand eight hundred seventy-two
Scientific notation
2.0790872 × 10^7
Engineering notation
2.0790872 × 10^6
Prime Factorization
2 × 2 × 2 × 2598859
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5197718
Product of the distinct prime numbers
The prime factorization of 20790872 is 2 × 2 × 2 × 2598859.
Since it has a total of 4 prime factors.
8 , 10 , 19 , 21 , 334 , 891 , 8767 , 7291 , 8447 , 419 , 585845 , 446356 , 472890 , 2949870 , 14184543 , 73566938 , 988320545 , 486647029 , 1206258007 , 5248199258
n×2
41581744
n×3
62372616
n×4
83163488
n×5
103954360
n÷2
10395436
n÷3
6930290.6666667
n÷3
5197718
n÷5
4158174.4
n2
432260358520384
n3
8.9870697846714E+21
n4
1.8684901754817E+29
n5
3.8847540071698E+36
2 √n
4559.7008673815
3 √n
274.97353794962
4 √n
67.525557142326
5 √n
29.078670137277
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
-20790871
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 20790872 can be divided by 8 positive divisors.
The sum of these divisors (counting 20790872) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010011111001011000
3
Ternary
1110010021201022
4
Quaternary
1033103321120
5
Quinary
20310301442
6
Senary
2021342012
8
Octal
117237130
10
Decimal
20790872
12
Duodecimal
6b67908
16
Hexadecimal
13d3e58
20
Vigesimal
69ih3c
36
Base36
cdmc8
md5
a2bf721f4fb5429cb0822136cda9d914
sha1
1e1d84572dd976079c98f60876f64994ef9b84f9
sha256
97ee47bd66cd926cd012e92cedadbc8d9e742146130eeca1974cd2ed87c3cbaf
sha512
05b628b94d7b0a2bf50a73ab11b32a5ae19994821ca5928eb81646ff3bb47f3c1b1883f8ded11f0f4acf02b9daa4ce0843bc429a452c844fd91b25493a4c1c2e
ripemd-160
a9539e28744471d28b0384edc58360676cbb5983
Diameter
41581744
Circumference
130632901.47385
Area
1.3579859667657E+15
Volume
3.7644949883763E+22
Surface area
5.4319438670629E+15
Circumference
130632901.47385
Perimeter
83163488
Area
432260358520384
Diagonal
29402733.155963
Surface area
2593562151122304
Volume
8.9870697846714E+21
Space diagonal
36010846.637661
Perimeter
62372616
Area
1.8717422576381E+14
Altitude
18005423.318831
Surface area
1.8717422576381E+14
Volume
1.0591363312896E+21
Height
9800911.0519877