21049093 is an odd 8-digits composite number following 21049092
and preceding 21049094 . In scientific notation, it is written as 2.1049093 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 17807040 positive integers (up to 21049093) that are relatively prime to 21049093.
21049093 has 16 divisors, whose sum is 24640000
The reverse of 21049093 is 39094012
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-one million forty-nine thousand ninety-three
Scientific notation
2.1049093 × 10^7
Engineering notation
2.1049093 × 10^6
Prime Factorization
19 × 13 × 31 × 2749
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21049093
Product of the distinct prime numbers
The prime factorization of 21049093 is 19 × 13 × 31 × 2749.
Since it has a total of 4 prime factors.
10 , 9 , 33 , 80 , 695 , 186 , 6382 , 9810 , 68206 , 5585 , 376432 , 136414 , 1522447 , 6024055 , 34512097 , 62753453 , 144590232 , 691709161 , 2173410155 , 6250563397
n×2
42098186
n×3
63147279
n×4
84196372
n×5
105245465
n÷2
10524546.5
n÷3
7016364.3333333
n÷3
5262273.25
n÷5
4209818.6
n2
443064316122649
n3
9.326101995047E+21
n4
1.9630598822123E+29
n5
4.1320630025256E+36
2 √n
4587.9290535055
3 √n
276.1072405846
4 √n
67.73425317744
5 √n
29.150544907768
1 , 13 , 19 , 31 , 247 , 403 , 589 , 2749 , 7657 , 35737 , 52231 , 85219 , 679003 , 1107847 , 1619161 , 21049093
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21049092
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21049093 can be divided by 16 positive divisors.
The sum of these divisors (counting 21049093) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000010010111100000101
3
Ternary
1110121101221001
4
Quaternary
1100102330011
5
Quinary
20342032333
6
Senary
2031053301
8
Octal
120227405
10
Decimal
21049093
12
Duodecimal
7071231
16
Hexadecimal
1412f05
20
Vigesimal
6bb2ed
36
Base36
cj5l1
md5
e94d8aeb1e35b3c1c3f5a6a53f5c75d3
sha1
8da160c21218850562c4a1017688dea039549a19
sha256
f3acf2346f88688af811b19b943ca5408b33f7d102fa5f966991a6a9d78f0a5b
sha512
abdc61437090e6c9301f61887282040f087c0716c0155647b327dc04293a1009dca235620311028bd7d9f0bc30cb4246f9aee10b454cfa9eb46b5a66edf1fef2
ripemd-160
4693149ee0e291c483af08c423325ce4df2f2312
Diameter
42098186
Circumference
132255351.86706
Area
1.3919276005987E+15
Volume
3.9065084685692E+22
Surface area
5.5677104023948E+15
Circumference
132255351.86706
Perimeter
84196372
Area
443064316122649
Diagonal
29767912.796253
Surface area
2658385896735894
Volume
9.326101995047E+21
Space diagonal
36458098.529242
Perimeter
63147279
Area
1.918524766363E+14
Altitude
18229049.264621
Surface area
1.918524766363E+14
Volume
1.0990916604559E+21
Height
9922637.5987509