21153516 is an even 8-digits composite number following 21153515
and preceding 21153517 . In scientific notation, it is written as 2.1153516 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 12 positive divisors.
There are 7051168 positive integers (up to 21153516) that are relatively prime to 21153516.
21153516 has 12 divisors, whose sum is 49358232
The reverse of 21153516 is 61535112
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty-one million one hundred fifty-three thousand five hundred sixteen
Scientific notation
2.1153516 × 10^7
Engineering notation
2.1153516 × 10^6
Prime Factorization
2 × 2 × 3 × 1762793
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10576758
Product of the distinct prime numbers
The prime factorization of 21153516 is 2 × 2 × 3 × 1762793.
Since it has a total of 4 prime factors.
5 , 8 , 66 , 93 , 211 , 227 , 2521 , 5856 , 28441 , 30193 , 669872 , 182380 , 4604345 , 3851419 , 73900967 , 98631161 , 282441247 , 949529590 , 5811331861 , 693946196
n×2
42307032
n×3
63460548
n×4
84614064
n×5
105767580
n÷2
10576758
n÷3
7051172
n÷3
5288379
n÷5
4230703.2
n2
447471239162256
n3
9.4655900171586E+21
n4
2.002305098774E+29
n5
4.2355792943798E+36
2 √n
4599.2951633919
3 √n
276.56307019577
4 √n
67.818103507779
5 √n
29.179410425816
1 , 2 , 3 , 4 , 6 , 12 , 1762793 , 3525586 , 5288379 , 7051172 , 10576758 , 21153516
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21153515
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21153516 can be divided by 12 positive divisors.
The sum of these divisors (counting 21153516) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010000101100011011101100
3
Ternary
1110210201011120
4
Quaternary
1100230123230
5
Quinary
20403403031
6
Senary
2033220540
8
Octal
120543354
10
Decimal
21153516
12
Duodecimal
7101750
16
Hexadecimal
142c6ec
20
Vigesimal
6c43fg
36
Base36
cle5o
md5
3e7caffe629661739a774d2d6ff882e8
sha1
d22697741b419d9f64dde81c131b987ecb7dcc22
sha256
625a24b46613edb7299178b1d74cd2964002d07b05d52105000a442e111e8fa9
sha512
8f4ddcc3ba454c62e8ee8355ca3727cc149246ccb3666500013f37e8c131b426689fa49fcbc942ac2ad097c7689b4bcba3b75b516ccbff5d8e6c947c7a0841f0
ripemd-160
8ae680ff64b4fbe03e474ab64a25f93c1a87f818
Diameter
42307032
Circumference
132911460.92639
Area
1.4057723576449E+15
Volume
3.9649370746398E+22
Surface area
5.6230894305795E+15
Circumference
132911460.92639
Perimeter
84614064
Area
447471239162256
Diagonal
29915589.219076
Surface area
2684827434973536
Volume
9.4655900171586E+21
Space diagonal
36638964.470721
Perimeter
63460548
Area
1.9376073028871E+14
Altitude
18319482.235361
Surface area
1.9376073028871E+14
Volume
1.1155304815108E+21
Height
9971863.0730254