20791161 is an odd 8-digits composite number following 20791160
and preceding 20791162 . In scientific notation, it is written as 2.0791161 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13796568 positive integers (up to 20791161) that are relatively prime to 20791161.
20791161 has 8 divisors, whose sum is 21145504
The reverse of 20791161 is 16119702
Previous prime number is 283
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million seven hundred ninety-one thousand one hundred sixty-one
Scientific notation
2.0791161 × 10^7
Engineering notation
2.0791161 × 10^6
Prime Factorization
81 × 283 × 907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20791161
Product of the distinct prime numbers
The prime factorization of 20791161 is 81 × 283 × 907.
Since it has a total of 3 prime factors.
1 , 5 , 25 , 22 , 268 , 326 , 7941 , 9429 , 4545 , 99937 , 178108 , 506083 , 2708972 , 5537401 , 49529062 , 67063029 , 688279963 , 767571101 , 3591575080 , 6751823334
n×2
41582322
n×3
62373483
n×4
83164644
n×5
103955805
n÷2
10395580.5
n÷3
6930387
n÷3
5197790.25
n÷5
4158232.2
n2
432272375727921
n3
8.9874445596117E+21
n4
1.8685940681746E+29
n5
3.8850240115063E+36
2 √n
4559.7325579468
3 √n
274.9748120181
4 √n
67.525791798
5 √n
29.078750977454
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
-20791160
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 20791161 can be divided by 8 positive divisors.
The sum of these divisors (counting 20791161) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111010011111101111001
3
Ternary
1110010022010000
4
Quaternary
1033103331321
5
Quinary
20310304121
6
Senary
2021343213
8
Octal
117237571
10
Decimal
20791161
12
Duodecimal
6b67b09
16
Hexadecimal
13d3f79
20
Vigesimal
69ihi1
36
Base36
cdmk9
md5
9c4ef0276b3334f1dbe26bb529a6d6c0
sha1
5e89cb24953fd5f266f5caf92e0a35218d8e4272
sha256
1b4bbf8b0a2dc718c41f173a91198d2dbe0b0058269976e2be108d23bf4e1dcb
sha512
663ea5cb467832f02c479c9dd7ccb533ccca550e88243de939ca1808f2220f4dee86661e471e8c828aa5a8e57a1728948f3cae4e9ed9843c6a403b77bf4acf5b
ripemd-160
cb90dad4ebd677d45eff2c50b182366076460111
Diameter
41582322
Circumference
130634717.31441
Area
1.3580237199366E+15
Volume
3.7646519737362E+22
Surface area
5.4320948797466E+15
Circumference
130634717.31441
Perimeter
83164644
Area
432272375727921
Diagonal
29403141.863683
Surface area
2593634254367526
Volume
8.9874445596117E+21
Space diagonal
36011347.200345
Perimeter
62373483
Area
1.8717942936732E+14
Altitude
18005673.600172
Surface area
1.8717942936732E+14
Volume
1.0591804989399E+21
Height
9801047.2878942