21932521 is an odd 8-digits composite number following 21932520
and preceding 21932522 . In scientific notation, it is written as 2.1932521 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 20245392 positive integers (up to 21932521) that are relatively prime to 21932521.
21932521 has 4 divisors, whose sum is 23619652
The reverse of 21932521 is 12523912
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million nine hundred thirty-two thousand five hundred twenty-one
Scientific notation
2.1932521 × 10^7
Engineering notation
2.1932521 × 10^6
Prime Factorization
13 × 1687117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21932521
Product of the distinct prime numbers
The prime factorization of 21932521 is 13 × 1687117.
Since it has a total of 2 prime factors.
1 , 2 , 78 , 26 , 607 , 907 , 6985 , 4080 , 30161 , 91610 , 370430 , 195089 , 4986650 , 5624000 , 30886285 , 36270355 , 94169968 , 979457275 , 2609066799 , 9383564551
n×2
43865042
n×3
65797563
n×4
87730084
n×5
109662605
n÷2
10966260.5
n÷3
7310840.3333333
n÷3
5483130.25
n÷5
4386504.2
n2
481035477415441
n3
1.0550320710159E+22
n4
2.313951305323E+29
n5
5.0750785596974E+36
2 √n
4683.2169499181
3 √n
279.91715661406
4 √n
68.43403356458
5 √n
29.39122657794
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
-21932520
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 21932521 can be divided by 4 positive divisors.
The sum of these divisors (counting 21932521) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010011101010100111101001
3
Ternary
1112021021202121
4
Quaternary
1103222213221
5
Quinary
21103320041
6
Senary
2102031241
8
Octal
123524751
10
Decimal
21932521
12
Duodecimal
7418521
16
Hexadecimal
14ea9e9
20
Vigesimal
6h1b61
36
Base36
d238p
md5
0ff8e12bb029ea39368b688a08cba413
sha1
3c8dabcb8cd23fd5dc6e634f45ba99c11b789428
sha256
17dd59acbf6da7d935c9817c33b1a488a5c913457dd643182433a0f1f03ddade
sha512
77bf92e73fd4de2ddd8ce8361ba9b0971db788a2c25adea57f13dbdfdf5223ff7a809bf43efa67626bcd4def4d856b617eb8bc424a73efc1f2635856990d729a
ripemd-160
b9d438d8c48f2fd76fc81d176f4e85324ccd434a
Diameter
43865042
Circumference
137806093.69661
Area
1.5112175219644E+15
Volume
4.419308004807E+22
Surface area
6.0448700878576E+15
Circumference
137806093.69661
Perimeter
87730084
Area
481035477415441
Diagonal
31017268.655233
Surface area
2886212864492646
Volume
1.0550320710159E+22
Space diagonal
37988240.710071
Perimeter
65797563
Area
2.0829447178167E+14
Altitude
18994120.355036
Surface area
2.0829447178167E+14
Volume
1.2433672196411E+21
Height
10339089.551744