21095571 is an odd 8-digits composite number following 21095570
and preceding 21095572 . In scientific notation, it is written as 2.1095571 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12054600 positive integers (up to 21095571) that are relatively prime to 21095571.
21095571 has 8 divisors, whose sum is 32145664
The reverse of 21095571 is 17559012
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-one million ninety-five thousand five hundred seventy-one
Scientific notation
2.1095571 × 10^7
Engineering notation
2.1095571 × 10^6
Prime Factorization
7 × 3 × 1004551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21095571
Product of the distinct prime numbers
The prime factorization of 21095571 is 7 × 3 × 1004551.
Since it has a total of 3 prime factors.
8 , 6 , 23 , 54 , 728 , 513 , 8058 , 6243 , 51466 , 38841 , 222024 , 951586 , 1498013 , 8617916 , 91585023 , 19014515 , 282919244 , 645116253 , 1157435775 , 9053803531
n×2
42191142
n×3
63286713
n×4
84382284
n×5
105477855
n÷2
10547785.5
n÷3
7031857
n÷3
5273892.75
n÷5
4219114.2
n2
445023115816041
n3
9.3880167363385E+21
n4
1.9804557361062E+29
n5
4.1778844593385E+36
2 √n
4592.9915088099
3 √n
276.31031312789
4 √n
67.771612853834
5 √n
29.163406877226
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
-21095570
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 21095571 can be divided by 8 positive divisors.
The sum of these divisors (counting 21095571) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011110010010010011
3
Ternary
1110200202200110
4
Quaternary
1100132102103
5
Quinary
20400024241
6
Senary
2032052403
8
Octal
120362223
10
Decimal
21095571
12
Duodecimal
7094103
16
Hexadecimal
141e493
20
Vigesimal
6bgiib
36
Base36
ck5g3
md5
e03053219fefa24bb2e2d666804c01a7
sha1
6d15d8ccb761a0a9b7b2169743b585caa5dfa281
sha256
b8d5a9478c07dbcd72b3487e88144d1ceedd20ccb1b8d16083394b78fdd6fc2a
sha512
1117579286be4f5bc428043fbca552bb0bcfd4dd2b3c22007709a8c4da67272b1b02b41c70102dba3b1ad302e8e8e44ae04df3447e38eb90c2e37661af71a009
ripemd-160
889607d202049ce9ad196380da062f36a61b4b2e
Diameter
42191142
Circumference
132547381.75376
Area
1.3980813513253E+15
Volume
3.9324432547545E+22
Surface area
5.5923254053013E+15
Circumference
132547381.75376
Perimeter
84382284
Area
445023115816041
Diagonal
29833642.614205
Surface area
2670138694896246
Volume
9.3880167363385E+21
Space diagonal
36538600.786677
Perimeter
63286713
Area
1.92700661784E+14
Altitude
18269300.393338
Surface area
1.92700661784E+14
Volume
1.106388382693E+21
Height
9944547.5380682