20794985 is an odd 8-digits composite number following 20794984
and preceding 20794986 . In scientific notation, it is written as 2.0794985 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 16591024 positive integers (up to 20794985) that are relatively prime to 20794985.
20794985 has 8 divisors, whose sum is 25021440
The reverse of 20794985 is 58949702
Previous prime number is 383
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
twenty million seven hundred ninety-four thousand nine hundred eighty-five
Scientific notation
2.0794985 × 10^7
Engineering notation
2.0794985 × 10^6
Prime Factorization
5 × 383 × 10859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20794985
Product of the distinct prime numbers
The prime factorization of 20794985 is 5 × 383 × 10859.
Since it has a total of 3 prime factors.
4 , 5 , 51 , 22 , 988 , 36 , 9829 , 4077 , 60256 , 64627 , 110292 , 126210 , 9420713 , 6717023 , 84057484 , 12032728 , 367833672 , 874507 , 599093991 , 3375185233
n×2
41589970
n×3
62384955
n×4
83179940
n×5
103974925
n÷2
10397492.5
n÷3
6931661.6666667
n÷3
5198746.25
n÷5
4158997
n2
432431401150225
n3
8.9924045004479E+21
n4
1.8699691670075E+29
n5
3.8885980778383E+36
2 √n
4560.1518615064
3 √n
274.99166916912
4 √n
67.528896492586
5 √n
29.079820556627
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
-20794984
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 20794985 can be divided by 8 positive divisors.
The sum of these divisors (counting 20794985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010100111001101001
3
Ternary
1110010111100122
4
Quaternary
1033110321221
5
Quinary
20310414420
6
Senary
2021413025
8
Octal
117247151
10
Decimal
20794985
12
Duodecimal
6b6a175
16
Hexadecimal
13d4e69
20
Vigesimal
69j795
36
Base36
cdpih
md5
04e95d626e7191d4cb15d130bb0f9d2b
sha1
cf08728be3c9a30750f1e9422be2b40574495ee6
sha256
612897c863eaf3fee4797e578f7b74377a2a3f2d93d716a256a52b37aeac1924
sha512
721eae65d3323a6cd7e1d7fdd709ed68a3aa329d5c2ac8cf8847845ddcd5bf8f926549b56e46582649a1581f89e9010e91dc5edbab885e3e279f00b42f7285b0
ripemd-160
b30d8e21724d11745e975f65b4a230a3b0e61ac4
Diameter
41589970
Circumference
130658744.21502
Area
1.3585233130351E+15
Volume
3.7667295888953E+22
Surface area
5.4340932521404E+15
Circumference
130658744.21502
Perimeter
83179940
Area
432431401150225
Diagonal
29408549.816345
Surface area
2594588406901350
Volume
8.9924045004479E+21
Space diagonal
36017970.562633
Perimeter
62384955
Area
1.872482893951E+14
Altitude
18008985.281316
Surface area
1.872482893951E+14
Volume
1.0597650335732E+21
Height
9802849.9387817