86561 is an odd 5-digits prime number following 86560
and preceding 86562 . In scientific notation, it is written as 8.6561 × 10^4.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 86560 positive integers (up to 86561) that are relatively prime to 86561.
86561 has 2 divisors, whose sum is 86562
The reverse of 86561 is 16568
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 5
Sum of Digits 26
Digital Root 8
Name
eighty-six thousand five hundred sixty-one
Scientific notation
8.6561 × 10^4
Engineering notation
8.6561 × 10^3
Prime Factorization
86561
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
86561
Product of the distinct prime numbers
The prime factorization of 86561 is 86561.
Since it has a total of 1 prime factors.
8 , 6 , 66 , 15 , 791 , 776 , 3735 , 2146 , 28172 , 63740 , 903685 , 357946 , 6290632 , 440353 , 43833973 , 39874043 , 298277304 , 795642693 , 7491728306 , 4867693017
n×2
173122
n×3
259683
n×4
346244
n×5
432805
n÷2
43280.5
n÷3
28853.666666667
n÷3
21640.25
n÷5
17312.2
n2
7492806721
n3
648584842576481
n4
5.6142152558263E+19
n5
4.8597208675958E+24
2 √n
294.21250823172
3 √n
44.235820624187
4 √n
17.152623945966
5 √n
9.7154842709079
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
86562
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
43281
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
294.21420767869
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999768951734
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 86561 can be divided by 2 positive divisors.
The sum of these divisors (counting 86561) is 86562, the average is 43281.
Base
System
Value
2
Binary
10101001000100001
3
Ternary
11101201222
4
Quaternary
111020201
5
Quinary
10232221
6
Senary
1504425
8
Octal
251041
10
Decimal
86561
12
Duodecimal
42115
16
Hexadecimal
15221
20
Vigesimal
ag81
36
Base36
1ush
md5
d65b6731ad250d7bb3f5f282c2fdad0f
sha1
d2916c37a2b496d5a77c0ff2062620fcef0a251d
sha256
e68d82e7985064749c4537db23ff81a80a9e28a31099034be2fd87821b618688
sha512
8e735fc3a803509038d5b964e465d09bbb7f274cc409e15d132ad95a2c4670544bc974e861ab63377ff2589aa162eb24dde20896f09225ddc61af252f7c32a5d
ripemd-160
676b091538a22349db066300ce26352d243157af
Diameter
173122
Circumference
543878.80337477
Area
23539346549.462
Volume
2.7167858355573E+15
Surface area
94157386197.847
Circumference
543878.80337477
Perimeter
346244
Area
7492806721
Diagonal
122415.74017258
Surface area
44956840326
Volume
648584842576481
Space diagonal
149928.04995397
Perimeter
259683
Area
3244480483.0164
Altitude
74964.024976985
Surface area
3244480483.0164
Volume
76436456726773
Height
40805.246724192