20681764 is an even 8-digits composite number following 20681763
and preceding 20681765 . In scientific notation, it is written as 2.0681764 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 10331784 positive integers (up to 20681764) that are relatively prime to 20681764.
20681764 has 12 divisors, whose sum is 36224944
The reverse of 20681764 is 46718602
Previous prime number is 2203
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million six hundred eighty-one thousand seven hundred sixty-four
Scientific notation
2.0681764 × 10^7
Engineering notation
2.0681764 × 10^6
Prime Factorization
2 × 2 × 2203 × 2347
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10340882
Product of the distinct prime numbers
The prime factorization of 20681764 is 2 × 2 × 2203 × 2347.
Since it has a total of 4 prime factors.
10 , 1 , 62 , 51 , 965 , 644 , 6767 , 5790 , 31367 , 50363 , 30113 , 940465 , 6125578 , 4603568 , 5989708 , 94399781 , 676687347 , 272740654 , 9834668374 , 9039652622
n×2
41363528
n×3
62045292
n×4
82727056
n×5
103408820
n÷2
10340882
n÷3
6893921.3333333
n÷3
5170441
n÷5
4136352.8
n2
427735362151696
n3
8.8463218144759E+21
n4
1.8295754003504E+29
n5
3.7838846650253E+36
2 √n
4547.7207478032
3 √n
274.49168469054
4 √n
67.436790758482
5 √n
29.048085594201
1 , 2 , 4 , 2203 , 2347 , 4406 , 4694 , 8812 , 9388 , 5170441 , 10340882 , 20681764
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20681763
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20681764 can be divided by 12 positive divisors.
The sum of these divisors (counting 20681764) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001110111001010000100100
3
Ternary
1102220202001021
4
Quaternary
1032321100210
5
Quinary
20243304024
6
Senary
2015140524
8
Octal
116712044
10
Decimal
20681764
12
Duodecimal
6b14744
16
Hexadecimal
13b9424
20
Vigesimal
695484
36
Base36
cba5g
md5
14697610084bfe3b0464b86945bd3917
sha1
203f6d5761983ec27646aaacbaf0f745c963764b
sha256
67beb1cb1b2506ba44187ef9924a8910de25ca86e5154a6d7d1f7d990d34de15
sha512
2c6ae9039bda4db2964da4ecda59ae0a8981e5362407cdb8186e85ccd8a1e11bc15065b81dd824d4f493915217fb03c0786f2aecb1057f7c074d5343102b0ac1
ripemd-160
a829f7b75b82b156ed662d3f77e32a5e41799bc3
Diameter
41363528
Circumference
129947355.69136
Area
1.3437702714163E+15
Volume
3.7055386164865E+22
Surface area
5.3750810856654E+15
Circumference
129947355.69136
Perimeter
82727056
Area
427735362151696
Diagonal
29248431.1426
Surface area
2566412172910176
Volume
8.8463218144759E+21
Space diagonal
35821866.038149
Perimeter
62045292
Area
1.8521484486015E+14
Altitude
17910933.019074
Surface area
1.8521484486015E+14
Volume
1.0425490239291E+21
Height
9749477.0475332