21331853 is an odd 8-digits composite number following 21331852
and preceding 21331854 . In scientific notation, it is written as 2.1331853 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 21285120 positive integers (up to 21331853) that are relatively prime to 21331853.
21331853 has 4 divisors, whose sum is 21378588
The reverse of 21331853 is 35813312
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty-one million three hundred thirty-one thousand eight hundred fifty-three
Scientific notation
2.1331853 × 10^7
Engineering notation
2.1331853 × 10^6
Prime Factorization
461 × 46273
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21331853
Product of the distinct prime numbers
The prime factorization of 21331853 is 461 × 46273.
Since it has a total of 2 prime factors.
5 , 1 , 94 , 76 , 883 , 765 , 2989 , 1013 , 53790 , 78129 , 783272 , 830526 , 185034 , 3055932 , 5721860 , 4391276 , 677596670 , 905605914 , 511633960 , 2056066585
n×2
42663706
n×3
63995559
n×4
85327412
n×5
106659265
n÷2
10665926.5
n÷3
7110617.6666667
n÷3
5332963.25
n÷5
4266370.6
n2
455047952413609
n3
9.7070160288381E+21
n4
2.0706863899582E+29
n5
4.4171577679689E+36
2 √n
4618.6418999528
3 √n
277.33809455558
4 √n
67.960590785784
5 √n
29.228445379531
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
-21331852
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 21331853 can be divided by 4 positive divisors.
The sum of these divisors (counting 21331853) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001010111111110001101
3
Ternary
1111010202210122
4
Quaternary
1101113332031
5
Quinary
20430104403
6
Senary
2041114325
8
Octal
121277615
10
Decimal
21331853
12
Duodecimal
71889a5
16
Hexadecimal
1457f8d
20
Vigesimal
6d69cd
36
Base36
cp7rh
md5
432d38f2bb066c00600d531efbe0282f
sha1
ea0bf257527eca61b69191334486eb11c3485a31
sha256
d5b21586c57dd45be384e670d1a2803f29bb7ca8a384a1c893f49d22b30c5fda
sha512
b96e0eadce6bb2a996174d326a719a4f2172ef3b4d95b8b3bca8735a6c68e72b3ce0a6ba761f15aa0cdfae0f710062242d86b20d7a7d099f6df86e2ab987aaea
ripemd-160
754703c8580149e07ef96e75ae2e95afa27233c4
Diameter
42663706
Circumference
134031985.34451
Area
1.4295753043337E+15
Volume
4.0660653659302E+22
Surface area
5.7183012173347E+15
Circumference
134031985.34451
Perimeter
85327412
Area
455047952413609
Diagonal
30167795.823149
Surface area
2730287714481654
Volume
9.7070160288381E+21
Space diagonal
36947853.215591
Perimeter
63995559
Area
1.9704154336514E+14
Altitude
18473926.607795
Surface area
1.9704154336514E+14
Volume
1.1439828098463E+21
Height
10055931.94105