21011012 is an even 8-digits composite number following 21011011
and preceding 21011013 . In scientific notation, it is written as 2.1011012 × 10^7.
The sum of its digits is 8. It has a total of 4 prime factors and 12 positive divisors.
There are 9550440 positive integers (up to 21011012) that are relatively prime to 21011012.
21011012 has 12 divisors, whose sum is 40112016
The reverse of 21011012 is 21011012
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 8
Digital Root 8
Name
twenty-one million eleven thousand twelve
Scientific notation
2.1011012 × 10^7
Engineering notation
2.1011012 × 10^6
Prime Factorization
2 × 2 × 11 × 477523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10505506
Product of the distinct prime numbers
The prime factorization of 21011012 is 2 × 2 × 11 × 477523.
Since it has a total of 4 prime factors.
1 , 6 , 15 , 63 , 464 , 406 , 8758 , 8827 , 47868 , 4961 , 962752 , 271233 , 2893296 , 5777834 , 62259808 , 35000682 , 657448002 , 781829630 , 3007226416 , 7389940330
n×2
42022024
n×3
63033036
n×4
84044048
n×5
105055060
n÷2
10505506
n÷3
7003670.6666667
n÷3
5252753
n÷5
4202202.4
n2
441462625264144
n3
9.2755765169764E+21
n4
1.9488924950511E+29
n5
4.0948203600229E+36
2 √n
4583.7770451888
3 √n
275.94063345418
4 √n
67.703596988556
5 √n
29.13998971571
1 , 2 , 4 , 11 , 22 , 44 , 477523 , 955046 , 1910092 , 5252753 , 10505506 , 21011012
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
-21011011
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 21011012 can be divided by 12 positive divisors.
The sum of these divisors (counting 21011012) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000001001101001000100
3
Ternary
1110112110200122
4
Quaternary
1100021221010
5
Quinary
20334323022
6
Senary
2030201112
8
Octal
120115104
10
Decimal
21011012
12
Duodecimal
7053198
16
Hexadecimal
1409a44
20
Vigesimal
6b67ac
36
Base36
cic78
md5
99c33458d88849dc8596f3f08f8afb4b
sha1
168bc6f63e54cb4388ed200e77e963c01abd0352
sha256
0de1f31656f5f8d15aff52e09b40530029512aa8e9b2fb51c957b42b56e32561
sha512
d6a101867d40e83fdb098b3bd073b04dcc7189cd240e927c0e453326b658446a66710edf62a2d0f95c3fefac443bcedd8d9a087d9993a9043efdfa09a89f81ff
ripemd-160
18c07a4580482210ef596cda5b40e023e6c43896
Diameter
42022024
Circumference
132016081.88737
Area
1.3868957403643E+15
Volume
3.8853444058058E+22
Surface area
5.5475829614572E+15
Circumference
132016081.88737
Perimeter
84044048
Area
441462625264144
Diagonal
29714058.129584
Surface area
2648775751584864
Volume
9.2755765169764E+21
Space diagonal
36392140.302439
Perimeter
63033036
Area
1.9115892415006E+14
Altitude
18196070.15122
Surface area
1.9115892415006E+14
Volume
1.0931371757615E+21
Height
9904686.0431946