21095501 is an odd 8-digits composite number following 21095500
and preceding 21095502 . In scientific notation, it is written as 2.1095501 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 18081852 positive integers (up to 21095501) that are relatively prime to 21095501.
21095501 has 4 divisors, whose sum is 24109152
The reverse of 21095501 is 10559012
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million ninety-five thousand five hundred one
Scientific notation
2.1095501 × 10^7
Engineering notation
2.1095501 × 10^6
Prime Factorization
7 × 3013643
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21095501
Product of the distinct prime numbers
The prime factorization of 21095501 is 7 × 3013643.
Since it has a total of 2 prime factors.
4 , 1 , 87 , 27 , 300 , 376 , 2126 , 9256 , 42146 , 82928 , 846749 , 154344 , 3799661 , 8130208 , 9919571 , 89606288 , 308355428 , 740158227 , 7745187331 , 5434091258
n×2
42191002
n×3
63286503
n×4
84382004
n×5
105477505
n÷2
10547750.5
n÷3
7031833.6666667
n÷3
5273875.25
n÷5
4219100.2
n2
445020162441001
n3
9.3879232817943E+21
n4
1.9804294497901E+29
n5
4.1778151438478E+36
2 √n
4592.9838884978
3 √n
276.31000750697
4 √n
67.771556633279
5 √n
29.16338752301
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
-21095500
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 21095501 can be divided by 4 positive divisors.
The sum of these divisors (counting 21095501) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011110010001001101
3
Ternary
1110200202120212
4
Quaternary
1100132101031
5
Quinary
20400024001
6
Senary
2032052205
8
Octal
120362115
10
Decimal
21095501
12
Duodecimal
7094065
16
Hexadecimal
141e44d
20
Vigesimal
6bgif1
36
Base36
ck5e5
md5
0348dcc740f978d4bdd43b91314e8357
sha1
5389676d1b2bfb3579ccf0a34948ce3edf2480c1
sha256
af3106d791d6a0f6a89d80174cfa89649057b7411a592e53724e2126825827b7
sha512
b0c0552046adc74d3cb4647b2c44929eb01fe49773e3c57d26aa8b359065806695c1eae331aaafef81cf41780e96acfb28fba979ec5726ce5d19381a33934164
ripemd-160
a0a4801fbf7c43cf24d972945b68450b80777075
Diameter
42191002
Circumference
132546941.93079
Area
1.398072073024E+15
Volume
3.9324041086066E+22
Surface area
5.5922882920959E+15
Circumference
132546941.93079
Perimeter
84382004
Area
445020162441001
Diagonal
29833543.619255
Surface area
2670120974646006
Volume
9.3879232817943E+21
Space diagonal
36538479.54312
Perimeter
63286503
Area
1.9269938293509E+14
Altitude
18269239.77156
Surface area
1.9269938293509E+14
Volume
1.1063773689693E+21
Height
9944514.5397517