20771661 is an odd 8-digits composite number following 20771660
and preceding 20771662 . In scientific notation, it is written as 2.0771661 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 13847772 positive integers (up to 20771661) that are relatively prime to 20771661.
20771661 has 4 divisors, whose sum is 27695552
The reverse of 20771661 is 16617702
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million seven hundred seventy-one thousand six hundred sixty-one
Scientific notation
2.0771661 × 10^7
Engineering notation
2.0771661 × 10^6
Prime Factorization
3 × 6923887
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20771661
Product of the distinct prime numbers
The prime factorization of 20771661 is 3 × 6923887.
Since it has a total of 2 prime factors.
6 , 6 , 27 , 74 , 654 , 477 , 708 , 3244 , 78198 , 28873 , 28518 , 710572 , 5673489 , 5195343 , 35807945 , 17783979 , 514941439 , 444552613 , 744934820 , 7220897468
n×2
41543322
n×3
62314983
n×4
83086644
n×5
103858305
n÷2
10385830.5
n÷3
6923887
n÷3
5192915.25
n÷5
4154332.2
n2
431461900698921
n3
8.9621803357337E+21
n4
1.8615937175473E+29
n5
3.8668393620621E+36
2 √n
4557.5937730342
3 √n
274.88881896801
4 √n
67.509953140512
5 √n
29.07329434622
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
-20771660
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 20771661 can be divided by 4 positive divisors.
The sum of these divisors (counting 20771661) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001111001101001101
3
Ternary
1110002022100210
4
Quaternary
1033033031031
5
Quinary
20304143121
6
Senary
2021113033
8
Octal
117171515
10
Decimal
20771661
12
Duodecimal
6b58779
16
Hexadecimal
13cf34d
20
Vigesimal
69g931
36
Base36
cd7il
md5
5c7b32eccd72d911e4522d1a5b72812a
sha1
bcb4c5e659f36478b2fa49459a5e799d26ff241f
sha256
430b26ff58adff12484d9f4ccab2937d83476107f761aa78d51ef1543a9b8086
sha512
de9d55679aa9430273b7f35c382a32347f776ae23fb9b189bb409436675609dbfbcb85ab9918ad35ce20d87813445cd2f6d84f02e3617c36502669e43cd9548f
ripemd-160
cc91b152e4c25ff4b0eec59d4d937d6fd0d24505
Diameter
41543322
Circumference
130512195.20092
Area
1.3554775375396E+15
Volume
3.754069320385E+22
Surface area
5.4219101501585E+15
Circumference
130512195.20092
Perimeter
83086644
Area
431461900698921
Diagonal
29375564.699216
Surface area
2588771404193526
Volume
8.9621803357337E+21
Space diagonal
35977572.209597
Perimeter
62314983
Area
1.8682848338519E+14
Altitude
17988786.104798
Surface area
1.8682848338519E+14
Volume
1.0562030816023E+21
Height
9791854.8997388