20028711 is an odd 8-digits composite number following 20028710
and preceding 20028712 . In scientific notation, it is written as 2.0028711 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 13308920 positive integers (up to 20028711) that are relatively prime to 20028711.
20028711 has 8 divisors, whose sum is 26792064
The reverse of 20028711 is 11782002
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million twenty-eight thousand seven hundred eleven
Scientific notation
2.0028711 × 10^7
Engineering notation
2.0028711 × 10^6
Prime Factorization
3 × 311 × 21467
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20028711
Product of the distinct prime numbers
The prime factorization of 20028711 is 3 × 311 × 21467.
Since it has a total of 3 prime factors.
7 , 1 , 66 , 78 , 373 , 908 , 5829 , 9384 , 18179 , 17545 , 604311 , 693223 , 3590188 , 5257444 , 63105284 , 78801094 , 235733710 , 985678641 , 9286589981 , 3048754463
n×2
40057422
n×3
60086133
n×4
80114844
n×5
100143555
n÷2
10014355.5
n÷3
6676237
n÷3
5007177.75
n÷5
4005742.2
n2
401149264321521
n3
8.0345026829584E+21
n4
1.609207322657E+29
n5
3.223034840458E+36
2 √n
4475.3447911865
3 √n
271.57158896175
4 √n
66.898017841985
5 √n
28.862277636643
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
-20028710
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 20028711 can be divided by 8 positive divisors.
The sum of these divisors (counting 20028711) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011001110100100111
3
Ternary
1101200120020010
4
Quaternary
1030121310213
5
Quinary
20111404321
6
Senary
1553141303
8
Octal
114316447
10
Decimal
20028711
12
Duodecimal
685a833
16
Hexadecimal
1319d27
20
Vigesimal
653bfb
36
Base36
bxa93
md5
32d78595177b5f4a254616762bbbe228
sha1
e3223e588b3771f22bccd6189d16db65003463a4
sha256
a02d5e3e79a79f21e9a24544d7a9ad80c07b3e9d20e93402d45f9acadf92005b
sha512
0909a2567081439666e73158329e19b74fbdfe240f224ab72bb02fff5c3c2a059fe8ed0496aba127588d47faf311abf7e7b9f406463e5cdedef91128efa8994c
ripemd-160
55964eb04bb0efffb32ce2119216756d8dcb3f53
Diameter
40057422
Circumference
125844102.67695
Area
1.2602475817854E+15
Volume
3.3654846138706E+22
Surface area
5.0409903271418E+15
Circumference
125844102.67695
Perimeter
80114844
Area
401149264321521
Diagonal
28324874.733051
Surface area
2406895585929126
Volume
8.0345026829584E+21
Space diagonal
34690745.062114
Perimeter
60086133
Area
1.7370272680594E+14
Altitude
17345372.531057
Surface area
1.7370272680594E+14
Volume
9.4687522176356E+20
Height
9441624.9110171