86639 is an odd 5-digits composite number following 86638
and preceding 86640 . In scientific notation, it is written as 8.6639 × 10^4.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 74256 positive integers (up to 86639) that are relatively prime to 86639.
86639 has 4 divisors, whose sum is 99024
The reverse of 86639 is 93668
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 32
Digital Root 5
Name
eighty-six thousand six hundred thirty-nine
Scientific notation
8.6639 × 10^4
Engineering notation
8.6639 × 10^3
Prime Factorization
7 × 12377
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
86639
Product of the distinct prime numbers
The prime factorization of 86639 is 7 × 12377.
Since it has a total of 2 prime factors.
7 , 3 , 25 , 61 , 155 , 258 , 1329 , 3805 , 24237 , 60997 , 14997 , 372768 , 501943 , 850857 , 14699648 , 11899941 , 34519865 , 433938388 , 6872363857 , 5275201835
n×2
173278
n×3
259917
n×4
346556
n×5
433195
n÷2
43319.5
n÷3
28879.666666667
n÷3
21659.75
n÷5
17327.8
n2
7506316321
n3
650339739735119
n4
5.6344784710911E+19
n5
4.8816558025686E+24
2 √n
294.34503562996
3 √n
44.249103581274
4 √n
17.156486692501
5 √n
9.7172345620942
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
-86638
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 86639 can be divided by 4 positive divisors.
The sum of these divisors (counting 86639) is 1, the average is 0.25.
Base
System
Value
2
Binary
10101001001101111
3
Ternary
11101211212
4
Quaternary
111021233
5
Quinary
10233024
6
Senary
1505035
8
Octal
251157
10
Decimal
86639
12
Duodecimal
4217b
16
Hexadecimal
1526f
20
Vigesimal
agbj
36
Base36
1uun
md5
9819cad0812699bf348ee1f79d53f980
sha1
6580d2f9ee62bd5cb29f092626572a659490e10e
sha256
1596bcbaefb498445975f39ab7aa81d5a2f62903e9213d22f5b6e60c032fc96e
sha512
b93181e43091b9eca98e8edd065c75ca9243490ca31e8e85563ab2e43ca660ee17dda56c2ed6edf6e0b5ab178398fdc23f16e937742bb90cadab1683fdb0a1bb
ripemd-160
bd4727a2c9c8d924d802048859a31cf493a966c7
Diameter
173278
Circumference
544368.89182873
Area
23581788209.575
Volume
2.7241367315858E+15
Surface area
94327152838.299
Circumference
544368.89182873
Perimeter
346556
Area
7506316321
Diagonal
122526.04883044
Surface area
45037897926
Volume
650339739735119
Space diagonal
150063.14991696
Perimeter
259917
Area
3250330311.4139
Altitude
75031.57495848
Surface area
3250330311.4139
Volume
76643273340300
Height
40842.016276814