21232911 is an odd 8-digits composite number following 21232910
and preceding 21232912 . In scientific notation, it is written as 2.1232911 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 12133080 positive integers (up to 21232911) that are relatively prime to 21232911.
21232911 has 8 divisors, whose sum is 32354944
The reverse of 21232911 is 11923212
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million two hundred thirty-two thousand nine hundred eleven
Scientific notation
2.1232911 × 10^7
Engineering notation
2.1232911 × 10^6
Prime Factorization
3 × 7 × 1011091
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21232911
Product of the distinct prime numbers
The prime factorization of 21232911 is 3 × 7 × 1011091.
Since it has a total of 3 prime factors.
2 , 4 , 7 , 87 , 64 , 412 , 8146 , 2337 , 55026 , 36434 , 716363 , 207060 , 783873 , 6065784 , 94885963 , 21610780 , 219160798 , 192377307 , 7314386210 , 2480069129
n×2
42465822
n×3
63698733
n×4
84931644
n×5
106164555
n÷2
10616455.5
n÷3
7077637
n÷3
5308227.75
n÷5
4246582.2
n2
450836509533921
n3
9.5725714824844E+21
n4
2.0325355832873E+29
n5
4.3156647144272E+36
2 √n
4607.9182935464
3 √n
276.90864412553
4 √n
67.881649166372
5 √n
29.201281296052
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
-21232910
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 21232911 can be divided by 8 positive divisors.
The sum of these divisors (counting 21232911) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000111111110100001111
3
Ternary
1110221202002010
4
Quaternary
1100333310033
5
Quinary
20413423121
6
Senary
2035032303
8
Octal
120776417
10
Decimal
21232911
12
Duodecimal
713b693
16
Hexadecimal
143fd0f
20
Vigesimal
6ce25b
36
Base36
cn3f3
md5
d3587302a2bb387f9877c808c3201fec
sha1
6ab8a78d5c2222ae9606418ea29b2439fea6a888
sha256
35966492704d5fc6494bc0d97c7c86bbb868debbf1b93cf94387397a886f312d
sha512
84731d84ee80d0e02758e5f71278d36747b21b04cfe50f7b1644c7726090a1c6bf8b0d6b241f766f620d943497a20cc27d26a8ecbe69f498982d1d3721b15e4e
ripemd-160
b0ddb4c99964c9fb105948e5134d771afd685e8d
Diameter
42465822
Circumference
133410314.42385
Area
1.4163446663218E+15
Volume
4.0097493660448E+22
Surface area
5.6653786652873E+15
Circumference
133410314.42385
Perimeter
84931644
Area
450836509533921
Diagonal
30027870.704861
Surface area
2705019057203526
Volume
9.5725714824844E+21
Space diagonal
36776480.644588
Perimeter
63698733
Area
1.9521793510494E+14
Altitude
18388240.322294
Surface area
1.9521793510494E+14
Volume
1.1281383681096E+21
Height
10009290.234954