21232489 is an odd 8-digits composite number following 21232488
and preceding 21232490 . In scientific notation, it is written as 2.1232489 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20158320 positive integers (up to 21232489) that are relatively prime to 21232489.
21232489 has 4 divisors, whose sum is 21247056
The reverse of 21232489 is 98423212
Previous prime number is 1643
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million two hundred thirty-two thousand four hundred eighty-nine
Scientific notation
2.1232489 × 10^7
Engineering notation
2.1232489 × 10^6
Prime Factorization
1643 × 12923
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21232489
Product of the distinct prime numbers
The prime factorization of 21232489 is 1643 × 12923.
Since it has a total of 2 prime factors.
7 , 3 , 51 , 3 , 1000 , 860 , 4208 , 2644 , 94477 , 28238 , 114324 , 901948 , 8230709 , 1242281 , 43392297 , 77282455 , 92643849 , 353503288 , 1388898433 , 154729366
n×2
42464978
n×3
63697467
n×4
84929956
n×5
106162445
n÷2
10616244.5
n÷3
7077496.3333333
n÷3
5308122.25
n÷5
4246497.8
n2
450818589135121
n3
9.572000734807E+21
n4
2.0323740030978E+29
n5
4.315235866466E+36
2 √n
4607.8725025764
3 √n
276.90680961146
4 √n
67.881311880196
5 √n
29.201165221165
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
-21232488
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 21232489 can be divided by 4 positive divisors.
The sum of these divisors (counting 21232489) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000111111101101101001
3
Ternary
1110221201111111
4
Quaternary
1100333231221
5
Quinary
20413414424
6
Senary
2035030321
8
Octal
120775551
10
Decimal
21232489
12
Duodecimal
713b3a1
16
Hexadecimal
143fb69
20
Vigesimal
6ce149
36
Base36
cn33d
md5
5d2064e79f63871b1357aaa72d4cd394
sha1
18b15dd8df3376deb43ebe13ae8797483a124556
sha256
2b79f194725a36b2bfe1fd0a2d4ae8d1614546cbd0b2d9c560c6abb31fa173c1
sha512
6b5405a5c26994bb00b4189e955ea4b3775f6cd3d4aa64de0428ed0111cd4e6e23edf164bd6c45583835e7e6fbfe569500e2964c202196515fc02e77edc07648
ripemd-160
f2ac092b5bb2fb08228af48118ec0eff5ef77f7a
Diameter
42464978
Circumference
133407662.91965
Area
1.4162883677286E+15
Volume
4.0095102918168E+22
Surface area
5.6651534709144E+15
Circumference
133407662.91965
Perimeter
84929956
Area
450818589135121
Diagonal
30027273.906738
Surface area
2704911534810726
Volume
9.572000734807E+21
Space diagonal
36775749.719147
Perimeter
63697467
Area
1.9521017534464E+14
Altitude
18387874.859574
Surface area
1.9521017534464E+14
Volume
1.1280711048508E+21
Height
10009091.302246