13181889 is an odd 8-digits composite number following 13181888
and preceding 13181890 . In scientific notation, it is written as 1.3181889 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 7532496 positive integers (up to 13181889) that are relatively prime to 13181889.
13181889 has 8 divisors, whose sum is 20086720
The reverse of 13181889 is 98818131
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirteen million one hundred eighty-one thousand eight hundred eighty-nine
Scientific notation
1.3181889 × 10^7
Engineering notation
1.3181889 × 10^6
Prime Factorization
7 × 3 × 627709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13181889
Product of the distinct prime numbers
The prime factorization of 13181889 is 7 × 3 × 627709.
Since it has a total of 3 prime factors.
1 , 4 , 100 , 81 , 366 , 660 , 5640 , 8291 , 38779 , 37847 , 323607 , 611405 , 5218432 , 2712113 , 22953908 , 8144726 , 401489087 , 630924707 , 8324328515 , 9524528234
n×2
26363778
n×3
39545667
n×4
52727556
n×5
65909445
n÷2
6590944.5
n÷3
4393963
n÷3
3295472.25
n÷5
2636377.8
n2
173762197608321
n3
2.290514001269E+21
n4
3.0193301317673E+28
n5
3.9800474651312E+35
2 √n
3630.6871250495
3 √n
236.22501401442
4 √n
60.255183387402
5 √n
26.545782397839
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13181888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13181889 can be divided by 8 positive divisors.
The sum of these divisors (counting 13181889) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010010010001111000001
3
Ternary
220210201011010
4
Quaternary
302102033001
5
Quinary
11333310024
6
Senary
1150311133
8
Octal
62221701
10
Decimal
13181889
12
Duodecimal
44b84a9
16
Hexadecimal
c923c1
20
Vigesimal
427ee9
36
Base36
7uj7l
md5
45a4d4d2772a5073f5c654ab55170c73
sha1
4969e79cd69de63f22d70b2c7fbde19f56b5b962
sha256
730fc44dce76fa56c02bf7ca6b315e2998dab36c77d0171eb62d50d92808f66a
sha512
842f71ad624432d6ce35e7b628f9b9e4dfdbc877b43d75e51d81d9cdc56dcb9307c3dcf650d6bb3ca3d1e94cf7e16a43de6a879253c98b5413ae0458defa35ad
ripemd-160
5dd9406ec81993f70826aa388ae50fedaf61c029
Diameter
26363778
Circumference
82824251.285672
Area
5.4589004347792E+14
Volume
9.5944826124415E+21
Surface area
2.1835601739117E+15
Circumference
82824251.285672
Perimeter
52727556
Area
173762197608321
Diagonal
18642006.201497
Surface area
1042573185649926
Volume
2.290514001269E+21
Space diagonal
22831701.487733
Perimeter
39545667
Area
75241238673109
Altitude
11415850.743867
Surface area
75241238673109
Volume
2.6993966378333E+20
Height
6214002.0671656