21493588 is an even 8-digits composite number following 21493587
and preceding 21493589 . In scientific notation, it is written as 2.1493588 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 6 positive divisors.
There are 10746792 positive integers (up to 21493588) that are relatively prime to 21493588.
21493588 has 6 divisors, whose sum is 37613786
The reverse of 21493588 is 88539412
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
twenty-one million four hundred ninety-three thousand five hundred eighty-eight
Scientific notation
2.1493588 × 10^7
Engineering notation
2.1493588 × 10^6
Prime Factorization
2 × 2 × 5373397
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
10746794
Product of the distinct prime numbers
The prime factorization of 21493588 is 2 × 2 × 5373397.
Since it has a total of 3 prime factors.
5 , 10 , 63 , 95 , 779 , 759 , 1685 , 2706 , 30896 , 91558 , 507758 , 618629 , 5667532 , 4046487 , 3346356 , 25245094 , 833243251 , 291110062 , 9506644138 , 7911627177
n×2
42987176
n×3
64480764
n×4
85974352
n×5
107467940
n÷2
10746794
n÷3
7164529.3333333
n÷3
5373397
n÷5
4298717.6
n2
461974325113744
n3
9.9294858105729E+21
n4
2.134202770643E+29
n5
4.5871675060659E+36
2 √n
4636.1177724471
3 √n
278.03724290997
4 √n
68.089042969094
5 √n
29.272632735608
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21493587
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21493588 can be divided by 6 positive divisors.
The sum of these divisors (counting 21493588) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1010001111111011101010100
3
Ternary
1111102222122211
4
Quaternary
1101333131110
5
Quinary
21000243323
6
Senary
2044403204
8
Octal
121773524
10
Decimal
21493588
12
Duodecimal
7246504
16
Hexadecimal
147f754
20
Vigesimal
6e6dj8
36
Base36
csok4
md5
1ca12abaca03586003fa7d3530c6d58b
sha1
ae7c49f000d19b6a49f9373a1c22febbb28bca1b
sha256
ed13004cf2c7183bac81e8a723b928c1afa98630bf14a4c0bcb241e9e1375dd2
sha512
a12d2cd97d7a3e522bad23bb69cc9942c4603270257f4c4b6bf8592eee1ce6e75ebac8792bde760f23adfd86ba261f600b8001750229f1cc61b5df30591f5d41
ripemd-160
39f8f78cf9b1cb79a5040750af858f0cfe7a4dff
Diameter
42987176
Circumference
135048196.32017
Area
1.4513351459244E+15
Volume
4.1592532901893E+22
Surface area
5.8053405836978E+15
Circumference
135048196.32017
Perimeter
85974352
Area
461974325113744
Diagonal
30396523.65366
Surface area
2771845950682464
Volume
9.9294858105729E+21
Space diagonal
37227986.452953
Perimeter
64480764
Area
2.0004075072234E+14
Altitude
18613993.226476
Surface area
2.0004075072234E+14
Volume
1.1702011250586E+21
Height
10132174.55122