20111021 is an odd 8-digits composite number following 20111020
and preceding 20111022 . In scientific notation, it is written as 2.0111021 × 10^7.
The sum of its digits is 8. It has a total of 3 prime factors and 8 positive divisors.
There are 17160192 positive integers (up to 20111021) that are relatively prime to 20111021.
20111021 has 8 divisors, whose sum is 23011200
The reverse of 20111021 is 12011102
Previous prime number is 1799
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 8
Digital Root 8
Name
twenty million one hundred eleven thousand twenty-one
Scientific notation
2.0111021 × 10^7
Engineering notation
2.0111021 × 10^6
Prime Factorization
7 × 1799 × 1597
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20111021
Product of the distinct prime numbers
The prime factorization of 20111021 is 7 × 1799 × 1597.
Since it has a total of 3 prime factors.
8 , 2 , 6 , 71 , 652 , 856 , 1301 , 3524 , 80014 , 15356 , 504360 , 347096 , 5288906 , 1116332 , 94973156 , 64475478 , 638873560 , 913324691 , 4139508969 , 1923937298
n×2
40222042
n×3
60333063
n×4
80444084
n×5
100555105
n÷2
10055510.5
n÷3
6703673.6666667
n÷3
5027755.25
n÷5
4022204.2
n2
404453165662441
n3
8.1339661081538E+21
n4
1.6358236321437E+29
n5
3.2898083418338E+36
2 √n
4484.5313021541
3 √n
271.94309741771
4 √n
66.966643205062
5 √n
28.885961222454
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
-20111020
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 20111021 can be divided by 8 positive divisors.
The sum of these divisors (counting 20111021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101101111010101101
3
Ternary
1101211202010122
4
Quaternary
1030231322231
5
Quinary
20122023041
6
Senary
1555014325
8
Octal
114557255
10
Decimal
20111021
12
Duodecimal
689a3a5
16
Hexadecimal
132dead
20
Vigesimal
65dhb1
36
Base36
bz1rh
md5
8b931ff074bc34e57e0b57be4e55c53d
sha1
51c6348f0910095a17ebbcfdd74cb87a2ea155ee
sha256
5b5c26c54dcc280d159d372cd1e81ffc77b7ef6dc13baa5c268f4e8aae36c0c9
sha512
96c1265b66ad8c29aa45cddfb566302903444b9c8d2080f8b364a302e880473accef23b8275272153e1138122e92e76357b201801eec8c853d8c982a232a9aa9
ripemd-160
8a7f12fe80ee7572f3a2207d2b3f86a1bc7209f2
Diameter
40222042
Circumference
126361271.65958
Area
1.2706270939663E+15
Volume
3.4071477559899E+22
Surface area
5.082508375865E+15
Circumference
126361271.65958
Perimeter
80444084
Area
404453165662441
Diagonal
28441278.65137
Surface area
2426718993974646
Volume
8.1339661081538E+21
Space diagonal
34833310.164085
Perimeter
60333063
Area
1.7513335805235E+14
Altitude
17416655.082042
Surface area
1.7513335805235E+14
Volume
9.5859709883619E+20
Height
9480426.2171234