138085 is an odd 6-digits composite number following 138084
and preceding 138086 . In scientific notation, it is written as 1.38085 × 10^5.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 110464 positive integers (up to 138085) that are relatively prime to 138085.
138085 has 4 divisors, whose sum is 165708
The reverse of 138085 is 580831
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 25
Digital Root 7
Name
one hundred thirty-eight thousand eighty-five
Scientific notation
1.38085 × 10^5
Engineering notation
1.38085 × 10^3
Prime Factorization
5 × 27617
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
138085
Product of the distinct prime numbers
The prime factorization of 138085 is 5 × 27617.
Since it has a total of 2 prime factors.
1 , 5 , 19 , 43 , 596 , 816 , 8954 , 456 , 99167 , 19070 , 208906 , 968218 , 3629720 , 4891357 , 95104649 , 8105890 , 658322891 , 448082457 , 7349943588 , 2532318732
n×2
276170
n×3
414255
n×4
552340
n×5
690425
n÷2
69042.5
n÷3
46028.333333333
n÷3
34521.25
n÷5
27617
n2
19067467225
n3
2632931211764125
n4
3.6356830637645E+20
n5
5.0203329585992E+25
2 √n
371.59790096286
3 √n
51.687100253904
4 √n
19.276874771675
5 √n
10.666680844587
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
-138084
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 138085 can be divided by 4 positive divisors.
The sum of these divisors (counting 138085) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001101101100101
3
Ternary
21000102021
4
Quaternary
201231211
5
Quinary
13404320
6
Senary
2543141
8
Octal
415545
10
Decimal
138085
12
Duodecimal
67ab1
16
Hexadecimal
21b65
20
Vigesimal
h545
36
Base36
2yjp
md5
931239172c8fed98fcd93dfb93a9059b
sha1
6569444830a751935d7aad1b047e6e9270063e5b
sha256
03a7ef20ebe8e7094838e691d12717d5640e6c69ad16bfa270ca0220f805fe81
sha512
1e34fa4b64edb8cd9c21a81ff029ab6808d6dc344de289adea9120ffafd13cfe16e807b884b473f53d0b6e5198e63ae565847d9e7d959aec05695bf86444b0a8
ripemd-160
86498bbd98bc12f17ca455599bc3b1a63b6bd9c9
Diameter
276170
Circumference
867613.64314189
Area
59902214956.624
Volume
1.1028796469714E+16
Surface area
239608859826.5
Circumference
867613.64314189
Perimeter
552340
Area
19067467225
Diagonal
195281.67976029
Surface area
114404803350
Volume
2632931211764125
Space diagonal
239170.23576315
Perimeter
414255
Area
8256455501.3386
Altitude
119585.11788157
Surface area
8256455501.3386
Volume
3.1029391903935E+14
Height
65093.89325343