20786090 is an even 8-digits composite number following 20786089
and preceding 20786091 . In scientific notation, it is written as 2.0786090 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 7608384 positive integers (up to 20786090) that are relatively prime to 20786090.
20786090 has 16 divisors, whose sum is 31933440
The reverse of 20786090 is 09068702
Previous prime number is 127
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million seven hundred eighty-six thousand ninety
Scientific notation
2.0786090 × 10^7
Engineering notation
2.0786090 × 10^6
Prime Factorization
2 × 65 × 127 × 1259
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20786090
Product of the distinct prime numbers
The prime factorization of 20786090 is 2 × 65 × 127 × 1259.
Since it has a total of 4 prime factors.
7 , 7 , 97 , 11 , 46 , 917 , 3592 , 6846 , 25780 , 88903 , 951302 , 856059 , 6584061 , 4323680 , 45666629 , 66825388 , 904915627 , 228188323 , 7369727690 , 1830185878
n×2
41572180
n×3
62358270
n×4
83144360
n×5
103930450
n÷2
10393045
n÷3
6928696.6666667
n÷3
5196522.5
n÷5
4157218
n2
432061537488100
n3
8.980870003766E+21
n4
1.8667717217658E+29
n5
3.8802885018079E+36
2 √n
4559.1764607218
3 √n
274.95245459015
4 √n
67.521674007106
5 √n
29.077332367551
1 , 2 , 65 , 127 , 130 , 254 , 1259 , 2518 , 8255 , 16510 , 81835 , 159893 , 163670 , 319786 , 10393045 , 20786090
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
-20786089
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 20786090 can be divided by 16 positive divisors.
The sum of these divisors (counting 20786090) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111010010101110101010
3
Ternary
1110010001011012
4
Quaternary
1033102232222
5
Quinary
20310123330
6
Senary
2021303522
8
Octal
117225652
10
Decimal
20786090
12
Duodecimal
6b64ba2
16
Hexadecimal
13d2baa
20
Vigesimal
69i54a
36
Base36
cdine
md5
ca6efc13a276da54e39b54547e385266
sha1
08012417584d724c9c95879215ec5ef27690f70a
sha256
0ca58184c64a633c625aca08a3c8f3c92a70954cc83c7b39e21fb45507dce3ac
sha512
614d36eeec65d1678d100f6bc80500a5d0a614e360236779e57b3296d12be12ed9adfafa81c186e9c299f4045e23a4257a32f5cd03a1b147a31bf69c2416e023
ripemd-160
22c853a2a4fcb34570f30127556f3b15f8dbdf01
Diameter
41572180
Circumference
130602855.28171
Area
1.3573613520713E+15
Volume
3.7618980302235E+22
Surface area
5.4294454082853E+15
Circumference
130602855.28171
Perimeter
83144360
Area
432061537488100
Diagonal
29395970.386708
Surface area
2592369224928600
Volume
8.980870003766E+21
Space diagonal
36002563.970699
Perimeter
62358270
Area
1.8708813373143E+14
Altitude
18001281.98535
Surface area
1.8708813373143E+14
Volume
1.058405680103E+21
Height
9798656.7955693