13668889 is an odd 8-digits composite number following 13668888
and preceding 13668890 . In scientific notation, it is written as 1.3668889 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 12177984 positive integers (up to 13668889) that are relatively prime to 13668889.
13668889 has 12 divisors, whose sum is 15317100
The reverse of 13668889 is 98886631
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
thirteen million six hundred sixty-eight thousand eight hundred eighty-nine
Scientific notation
1.3668889 × 10^7
Engineering notation
1.3668889 × 10^6
Prime Factorization
13 × 29 × 13 × 2789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1051453
Product of the distinct prime numbers
The prime factorization of 13668889 is 13 × 29 × 13 × 2789.
Since it has a total of 4 prime factors.
10 , 2 , 18 , 76 , 988 , 834 , 4211 , 7460 , 76423 , 7177 , 453713 , 936292 , 533022 , 1340734 , 54812812 , 49020821 , 9411326 , 379643420 , 7217706998 , 2880338747
n×2
27337778
n×3
41006667
n×4
54675556
n×5
68344445
n÷2
6834444.5
n÷3
4556296.3333333
n÷3
3417222.25
n÷5
2733777.8
n2
186838526494321
n3
2.5538750795744E+21
n4
3.4908634982569E+28
n5
4.7716225671825E+35
2 √n
3697.1460614912
3 √n
239.09898854093
4 √n
60.804161547473
5 √n
26.739091252093
1 , 13 , 29 , 169 , 377 , 2789 , 4901 , 36257 , 80881 , 471341 , 1051453 , 13668889
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
-13668888
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 13668889 can be divided by 12 positive divisors.
The sum of these divisors (counting 13668889) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110100001001001000011001
3
Ternary
221201110012011
4
Quaternary
310021020121
5
Quinary
11444401024
6
Senary
1204545521
8
Octal
64111031
10
Decimal
13668889
12
Duodecimal
46b22a1
16
Hexadecimal
d09219
20
Vigesimal
458c49
36
Base36
84yzd
md5
55cf22ffb4edd0516051e9e25b92713d
sha1
988ace4969fa55613a88347522a5552a08b63c21
sha256
00f4933f6ae4c7133407ba7961604acbee6e0a85b7ea1aa411ce8859b7d6813b
sha512
1be25f469c5ca731cef567128b0c4a0c8804f9d023da286bbb50818bb3d8726d3429e0be3f4c6a0cb729ee35f873d680e4ffaa5dae9b9c22f712f40caf0edc4d
ripemd-160
9304bc90358addf5eee98d2c3e27ef19543b123e
Diameter
27337778
Circumference
85884162.530269
Area
5.869705422421E+14
Volume
1.0697646917569E+22
Surface area
2.3478821689684E+15
Circumference
85884162.530269
Perimeter
54675556
Area
186838526494321
Diagonal
19330728.206372
Surface area
1121031158965926
Volume
2.5538750795744E+21
Space diagonal
23675210.231019
Perimeter
41006667
Area
80903455174867
Altitude
11837605.11551
Surface area
80903455174867
Volume
3.0097706451174E+20
Height
6443576.0687908