138091 is an odd 6-digits composite number following 138090
and preceding 138092 . In scientific notation, it is written as 1.38091 × 10^5.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 129952 positive integers (up to 138091) that are relatively prime to 138091.
138091 has 4 divisors, whose sum is 146232
The reverse of 138091 is 190831
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 22
Digital Root 4
Name
one hundred thirty-eight thousand ninety-one
Scientific notation
1.38091 × 10^5
Engineering notation
1.38091 × 10^3
Prime Factorization
17 × 8123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138091
Product of the distinct prime numbers
The prime factorization of 138091 is 17 × 8123.
Since it has a total of 2 prime factors.
7 , 9 , 67 , 35 , 889 , 668 , 5865 , 6194 , 42006 , 43541 , 18007 , 149876 , 4858645 , 7931756 , 11374174 , 71372356 , 638027678 , 50385626 , 1447111315 , 6471370544
n×2
276182
n×3
414273
n×4
552364
n×5
690455
n÷2
69045.5
n÷3
46030.333333333
n÷3
34522.75
n÷5
27618.2
n2
19069124281
n3
2633274441087571
n4
3.6363150084422E+20
n5
5.021423758308E+25
2 √n
371.60597411775
3 √n
51.68784887036
4 √n
19.277084170531
5 √n
10.666773539627
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
-138090
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 138091 can be divided by 4 positive divisors.
The sum of these divisors (counting 138091) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001101101101011
3
Ternary
21000102111
4
Quaternary
201231223
5
Quinary
13404331
6
Senary
2543151
8
Octal
415553
10
Decimal
138091
12
Duodecimal
67ab7
16
Hexadecimal
21b6b
20
Vigesimal
h54b
36
Base36
2yjv
md5
032a62ddeb57eddbe3e2c5936b034c32
sha1
66725dba76559adccee5ef571175bd3bff28d498
sha256
b1fef522fa621d3f3b209aa1ee949940a322a21c9e2db20e0abd43b8d167bdb7
sha512
a1b60ec1794be40ed37f4729a81379a4f99eaf6da24f5283543b609fdd3112694039460605b7c3825299ae29f83930a0c4448230b54e1d92607c1f73c2fd71cc
ripemd-160
faf3d081751360999c0e38b8b3ce685d47a8c174
Diameter
276182
Circumference
867651.34225374
Area
59907420751.58
Volume
1.1030234185342E+16
Surface area
239629683006.32
Circumference
867651.34225374
Perimeter
552364
Area
19069124281
Diagonal
195290.16504166
Surface area
114414745686
Volume
2633274441087571
Space diagonal
239180.62806799
Perimeter
414273
Area
8257173027.6343
Altitude
119590.314034
Surface area
8257173027.6343
Volume
3.1033436900304E+14
Height
65096.721680554