21874432 is an even 8-digits composite number following 21874431
and preceding 21874433 . In scientific notation, it is written as 2.1874432 × 10^7.
The sum of its digits is 31. It has a total of 9 prime factors and 18 positive divisors.
There are 10937088 positive integers (up to 21874432) that are relatively prime to 21874432.
21874432 has 18 divisors, whose sum is 43663928
The reverse of 21874432 is 23447812
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty-one million eight hundred seventy-four thousand four hundred thirty-two
Scientific notation
2.1874432 × 10^7
Engineering notation
2.1874432 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 85447
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
9
Total number of prime factors
rad
Radical
170894
Product of the distinct prime numbers
The prime factorization of 21874432 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 85447.
Since it has a total of 9 prime factors.
6 , 9 , 14 , 87 , 524 , 289 , 717 , 7441 , 48123 , 11988 , 428406 , 907953 , 2726644 , 8022280 , 73858419 , 88903573 , 958957187 , 208306024 , 3976237770 , 9549412793
n×2
43748864
n×3
65623296
n×4
87497728
n×5
109372160
n÷2
10937216
n÷3
7291477.3333333
n÷3
5468608
n÷5
4374886.4
n2
478490775322624
n3
1.0466713927422E+22
n4
2.2895342206885E+29
n5
5.0082260622123E+36
2 √n
4677.0110113191
3 √n
279.66981486961
4 √n
68.388676045959
5 √n
29.375641332781
1 , 2 , 4 , 8 , 16 , 32 , 64 , 128 , 256 , 85447 , 170894 , 341788 , 683576 , 1367152 , 2734304 , 5468608 , 10937216 , 21874432
18 divisors
τ
Total Divisors
18
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21874431
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.055555555555556
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
18
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21874432 can be divided by 18 positive divisors.
The sum of these divisors (counting 21874432) is 1, the average is 0.055555555555556.
Base
System
Value
2
Binary
1010011011100011100000000
3
Ternary
1112011100002011
4
Quaternary
1103130130000
5
Quinary
21044440212
6
Senary
2100502304
8
Octal
123343400
10
Decimal
21874432
12
Duodecimal
73aa994
16
Hexadecimal
14dc700
20
Vigesimal
6ge61c
36
Base36
d0uf4
md5
a78a3d41c852eaa0485d0e3a4dd8a3c1
sha1
18a95167a3d7c6b627ef9cb23a5f999dec345b6f
sha256
2cddcc971ffd9006d6a9a1bfedbc3d7cf4d3ef2fbe9ff6c4327c188f9f23a7f1
sha512
db8e36ba4e1a0a1f6dc2b8ee1c27de075ef2edb7c5c2d9b589ba69f27e2bec8746d22027328f6ea580b3bc22b2b5d9e2f7a86d0a9eee89f2531ba1940b6f3521
ripemd-160
03401a6400a8520e7d2a83eedb7fa42ca89b82f2
Diameter
43748864
Circumference
137441109.7453
Area
1.503223104564E+15
Volume
4.3842868775487E+22
Surface area
6.0128924182562E+15
Circumference
137441109.7453
Perimeter
87497728
Area
478490775322624
Diagonal
30935118.403608
Surface area
2870944651935744
Volume
1.0466713927422E+22
Space diagonal
37887627.61071
Perimeter
65623296
Area
2.0719258345295E+14
Altitude
18943813.805355
Surface area
2.0719258345295E+14
Volume
1.2335140658033E+21
Height
10311706.134536