21032955 is an odd 8-digits composite number following 21032954
and preceding 21032956 . In scientific notation, it is written as 2.1032955 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 11217552 positive integers (up to 21032955) that are relatively prime to 21032955.
21032955 has 8 divisors, whose sum is 29913600
The reverse of 21032955 is 55923012
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty-one million thirty-two thousand nine hundred fifty-five
Scientific notation
2.1032955 × 10^7
Engineering notation
2.1032955 × 10^6
Prime Factorization
15 × 3 × 467399
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21032955
Product of the distinct prime numbers
The prime factorization of 21032955 is 15 × 3 × 467399.
Since it has a total of 3 prime factors.
7 , 8 , 56 , 78 , 221 , 816 , 1859 , 4704 , 67520 , 23579 , 198242 , 372782 , 5506173 , 8416120 , 90297743 , 78753328 , 531371534 , 847455900 , 3111078652 , 5886921385
n×2
42065910
n×3
63098865
n×4
84131820
n×5
105164775
n÷2
10516477.5
n÷3
7010985
n÷3
5258238.75
n÷5
4206591
n2
442385196032025
n3
9.3046679208078E+21
n4
1.9570466166829E+29
n5
4.1162473421594E+36
2 √n
4586.1699706836
3 √n
276.03666022169
4 √n
67.721266753388
5 √n
29.146073685858
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
-21032954
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 21032955 can be divided by 8 positive divisors.
The sum of these divisors (counting 21032955) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000001110111111111011
3
Ternary
1110120120210100
4
Quaternary
1100032333323
5
Quinary
20341023310
6
Senary
2030450443
8
Octal
120167773
10
Decimal
21032955
12
Duodecimal
7063a23
16
Hexadecimal
140effb
20
Vigesimal
6b927f
36
Base36
cit4r
md5
35472b8a525d4fc9303becabcac3e965
sha1
b8f8207523a957247d24415ecaba03d1501b7ffb
sha256
6e4109c8bf58cbed0db57da6693d3e7374d925ddf859d5bf8cb3361f78bc1ba3
sha512
f11e67c11895ac7670e166a54534fb80ee796459741608eb1d50364c84efea917e430867215e900b061905eabf223ceb213962f28498c7bd3e38dfb0d3d35c21
ripemd-160
579bd22eadb011c412861b2089f5f7527ff51888
Diameter
42065910
Circumference
132153953.82257
Area
1.3897940819111E+15
Volume
3.897530184547E+22
Surface area
5.5591763276444E+15
Circumference
132153953.82257
Perimeter
84131820
Area
442385196032025
Diagonal
29745090.217783
Surface area
2654311176192150
Volume
9.3046679208078E+21
Space diagonal
36430146.69331
Perimeter
63098865
Area
1.9155840901095E+14
Altitude
18215073.346655
Surface area
1.9155840901095E+14
Volume
1.096565630582E+21
Height
9915030.0725943