20686315 is an odd 8-digits composite number following 20686314
and preceding 20686316 . In scientific notation, it is written as 2.0686315 × 10^7.
The sum of its digits is 31. It has a total of 5 prime factors and 32 positive divisors.
There are 14361600 positive integers (up to 20686315) that are relatively prime to 20686315.
20686315 has 32 divisors, whose sum is 28377216
The reverse of 20686315 is 51368602
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million six hundred eighty-six thousand three hundred fifteen
Scientific notation
2.0686315 × 10^7
Engineering notation
2.0686315 × 10^6
Prime Factorization
23 × 5 × 137 × 13 × 101
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20686315
Product of the distinct prime numbers
The prime factorization of 20686315 is 23 × 5 × 137 × 13 × 101.
Since it has a total of 5 prime factors.
2 , 2 , 19 , 94 , 394 , 952 , 9404 , 5737 , 64333 , 71480 , 185019 , 244992 , 6068337 , 4936518 , 39950024 , 84475019 , 194332978 , 915122939 , 8637830954 , 6337735778
n×2
41372630
n×3
62058945
n×4
82745260
n×5
103431575
n÷2
10343157.5
n÷3
6895438.3333333
n÷3
5171578.75
n÷5
4137263
n2
427923628279225
n3
8.852162970527E+21
n4
1.8311863163966E+29
n5
3.7880496964669E+36
2 √n
4548.2210808183
3 √n
274.51181708091
4 √n
67.440500300771
5 √n
29.049363881711
1 , 5 , 13 , 23 , 65 , 101 , 115 , 137 , 299 , 505 , 685 , 1313 , 1495 , 1781 , 2323 , 3151 , 6565 , 8905 , 11615 , 13837 , 15755 , 30199 , 40963 , 69185 , 150995 , 179881 , 204815 , 318251 , 899405 , 1591255 , 4137263 , 20686315
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20686314
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20686315 can be divided by 32 positive divisors.
The sum of these divisors (counting 20686315) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001110111010010111101011
3
Ternary
1102220222021211
4
Quaternary
1032322113223
5
Quinary
20243430230
6
Senary
2015213551
8
Octal
116722753
10
Decimal
20686315
12
Duodecimal
6b172b7
16
Hexadecimal
13ba5eb
20
Vigesimal
695fff
36
Base36
cbdnv
md5
b03a79623bb787a9d6353c8588b18d77
sha1
7562004108df903ce8be4db77e02805cef5afbc8
sha256
be53ccd57ab9775d3c75e6234182ea5d7d56f341bfab304df7c12a282caa8be3
sha512
0f4c5180ac57d4d912b0a17a074ec6aee0135a41803ab36e56bb00ed8afff667051c9a5aea2194930e017a5042fab47f650521aa3d67c1811fab4602b159d4f1
ripemd-160
cf91829bb4f536507b219df42ad2c818a43d1d5b
Diameter
41372630
Circumference
129975950.46769
Area
1.3443617268995E+15
Volume
3.7079853542116E+22
Surface area
5.377446907598E+15
Circumference
129975950.46769
Perimeter
82745260
Area
427923628279225
Diagonal
29254867.228522
Surface area
2567541769675350
Volume
8.852162970527E+21
Space diagonal
35829748.601374
Perimeter
62058945
Area
1.8529636648471E+14
Altitude
17914874.300687
Surface area
1.8529636648471E+14
Volume
1.0432374107713E+21
Height
9751622.4095073