20682731 is an odd 8-digits composite number following 20682730
and preceding 20682732 . In scientific notation, it is written as 2.0682731 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 20668632 positive integers (up to 20682731) that are relatively prime to 20682731.
20682731 has 4 divisors, whose sum is 20696832
The reverse of 20682731 is 13728602
Previous prime number is 12437
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million six hundred eighty-two thousand seven hundred thirty-one
Scientific notation
2.0682731 × 10^7
Engineering notation
2.0682731 × 10^6
Prime Factorization
12437 × 1663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20682731
Product of the distinct prime numbers
The prime factorization of 20682731 is 12437 × 1663.
Since it has a total of 2 prime factors.
4 , 9 , 32 , 28 , 574 , 75 , 7088 , 6073 , 92644 , 43934 , 243267 , 286131 , 1587758 , 6615135 , 15477432 , 69309744 , 830402869 , 392830803 , 1942466959 , 2095552424
n×2
41365462
n×3
62048193
n×4
82730924
n×5
103413655
n÷2
10341365.5
n÷3
6894243.6666667
n÷3
5170682.75
n÷5
4136546.2
n2
427775361618361
n3
8.8475627327803E+21
n4
1.8299176000772E+29
n5
3.7847693474562E+36
2 √n
4547.8270635546
3 √n
274.4959626835
4 √n
67.437579016114
5 √n
29.048357224546
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20682730
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20682731 can be divided by 4 positive divisors.
The sum of these divisors (counting 20682731) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001110111001011111101011
3
Ternary
1102220210101002
4
Quaternary
1032321133223
5
Quinary
20243321411
6
Senary
2015145215
8
Octal
116713753
10
Decimal
20682731
12
Duodecimal
6b1520b
16
Hexadecimal
13b97eb
20
Vigesimal
6956gb
36
Base36
cbawb
md5
7bc005fab0c0c6d2e9a79d1393a423bb
sha1
97725ed1943680aee2f8857ffe0554296f199a43
sha256
24522a8b0f2a512e2c3df9a5ff17bdbc0513499ffd21e9eaa6b123db05139ea7
sha512
9c51c8c0efabada14c70db9c2e56149bdcbd6fe33627cf86c6aa9229092a390ce12bb699f2b38cbd618824ba7620ac71af95a48839b788dea1ff741fa866fb6c
ripemd-160
e1962e32e39c14cdf3cf6143143a0df6a9eda224
Diameter
41365462
Circumference
129953431.53155
Area
1.343895933447E+15
Volume
3.7060584111303E+22
Surface area
5.3755837337878E+15
Circumference
129953431.53155
Perimeter
82730924
Area
427775361618361
Diagonal
29249798.687114
Surface area
2566652169710166
Volume
8.8475627327803E+21
Space diagonal
35823540.93128
Perimeter
62048193
Area
1.8523216513729E+14
Altitude
17911770.46564
Surface area
1.8523216513729E+14
Volume
1.0426952675537E+21
Height
9749932.8957048