21102011 is an odd 8-digits composite number following 21102010
and preceding 21102012 . In scientific notation, it is written as 2.1102011 × 10^7.
The sum of its digits is 8. It has a total of 2 prime factors and 4 positive divisors.
There are 18087432 positive integers (up to 21102011) that are relatively prime to 21102011.
21102011 has 4 divisors, whose sum is 24116592
The reverse of 21102011 is 11020112
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 8
Digital Root 8
Name
twenty-one million one hundred two thousand eleven
Scientific notation
2.1102011 × 10^7
Engineering notation
2.1102011 × 10^6
Prime Factorization
7 × 3014573
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21102011
Product of the distinct prime numbers
The prime factorization of 21102011 is 7 × 3014573.
Since it has a total of 2 prime factors.
9 , 1 , 38 , 83 , 733 , 801 , 6454 , 964 , 61406 , 10369 , 604620 , 616282 , 1605306 , 9923376 , 77093199 , 63592212 , 977413584 , 420142416 , 238715260 , 7139903194
n×2
42204022
n×3
63306033
n×4
84408044
n×5
105510055
n÷2
10551005.5
n÷3
7034003.6666667
n÷3
5275502.75
n÷5
4220402.2
n2
445294868244121
n3
9.396617207931E+21
n4
1.9828751968455E+29
n5
4.1842654215461E+36
2 √n
4593.69252345
3 √n
276.33842736054
4 √n
67.776784546406
5 √n
29.165187245347
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
-21102010
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 21102011 can be divided by 4 positive divisors.
The sum of these divisors (counting 21102011) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011111110110111011
3
Ternary
1110201002111222
4
Quaternary
1100133312323
5
Quinary
20400231021
6
Senary
2032142255
8
Octal
120376673
10
Decimal
21102011
12
Duodecimal
709798b
16
Hexadecimal
141fdbb
20
Vigesimal
6bhf0b
36
Base36
ckaez
md5
7ea3896245a11094a5ea80c5f28ba0c9
sha1
6b82bee40fc92ca73bc949a5e553eb1a2ef46674
sha256
9f2e211c3504096683f16facf83039ac1ff0a16222f3c04ab0991081272d7af3
sha512
524fe0774948135180e79a65939bc1de897d8aac50632b2227897196c9e884870561b969769912ac6473478b287253604b029b8622c377101c9226c4381367d6
ripemd-160
ec8fcd85c5d88845ff05588ee2d06c45b124f4b9
Diameter
42204022
Circumference
132587845.46714
Area
1.398935086757E+15
Volume
3.9360458118709E+22
Surface area
5.5957403470279E+15
Circumference
132587845.46714
Perimeter
84408044
Area
445294868244121
Diagonal
29842750.149546
Surface area
2671769209464726
Volume
9.396617207931E+21
Space diagonal
36549755.193877
Perimeter
63306033
Area
1.9281833403713E+14
Altitude
18274877.596939
Surface area
1.9281833403713E+14
Volume
1.1074019579904E+21
Height
9947583.3831821