13668821 is an odd 8-digits composite number following 13668820
and preceding 13668822 . In scientific notation, it is written as 1.3668821 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 13536012 positive integers (up to 13668821) that are relatively prime to 13668821.
13668821 has 4 divisors, whose sum is 13801632
The reverse of 13668821 is 12886631
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
thirteen million six hundred sixty-eight thousand eight hundred twenty-one
Scientific notation
1.3668821 × 10^7
Engineering notation
1.3668821 × 10^6
Prime Factorization
103 × 132707
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13668821
Product of the distinct prime numbers
The prime factorization of 13668821 is 103 × 132707.
Since it has a total of 2 prime factors.
8 , 5 , 95 , 15 , 271 , 834 , 2278 , 8 , 9523 , 73894 , 650282 , 18124 , 1201470 , 3550408 , 12571904 , 86731220 , 379337707 , 312414811 , 9875195184 , 2531569971
n×2
27337642
n×3
41006463
n×4
54675284
n×5
68344105
n÷2
6834410.5
n÷3
4556273.6666667
n÷3
3417205.25
n÷5
2733764.2
n2
186836667530041
n3
2.5538369647046E+21
n4
3.4907940333731E+28
n5
4.7715038790045E+35
2 √n
3697.1368651972
3 √n
239.09859205033
4 √n
60.804085925184
5 √n
26.739064647709
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
-13668820
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 13668821 can be divided by 4 positive divisors.
The sum of these divisors (counting 13668821) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100001001000111010101
3
Ternary
221201110002122
4
Quaternary
310021013111
5
Quinary
11444400241
6
Senary
1204545325
8
Octal
64110725
10
Decimal
13668821
12
Duodecimal
46b2245
16
Hexadecimal
d091d5
20
Vigesimal
458c11
36
Base36
84yxh
md5
c41277370d13081a5c32e625f66e682b
sha1
15b5daddc45b21fb75c8d46cc00cb1d62678ca6b
sha256
aa6e593bf85fc453dffbbea5ced95a428fc9b7ebaf8db2b3b8f54030671c5826
sha512
aa91ab5fedc3faa754d98bf117c7f17e86e0fa43609028de62bd501dfbda1a389ff234836ca4b19d079fc16704bd69e496b2730810cf8e31f0dbafec6329addc
ripemd-160
79c51720592e25e5e0e291a9f1ae674cb06a71ff
Diameter
27337642
Circumference
85883735.273668
Area
5.8696470213358E+14
Volume
1.0697487262376E+22
Surface area
2.3478588085343E+15
Circumference
85883735.273668
Perimeter
54675284
Area
186836667530041
Diagonal
19330632.03985
Surface area
1121020005180246
Volume
2.5538369647046E+21
Space diagonal
23675092.451564
Perimeter
41006463
Area
80902650219721
Altitude
11837546.225782
Surface area
80902650219721
Volume
3.0097257263125E+20
Height
6443544.0132834