86881 is an odd 5-digits composite number following 86880
and preceding 86882 . In scientific notation, it is written as 8.6881 × 10^4.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 86292 positive integers (up to 86881) that are relatively prime to 86881.
86881 has 4 divisors, whose sum is 87472
The reverse of 86881 is 18868
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 31
Digital Root 4
Name
eighty-six thousand eight hundred eighty-one
Scientific notation
8.6881 × 10^4
Engineering notation
8.6881 × 10^3
Prime Factorization
307 × 283
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
86881
Product of the distinct prime numbers
The prime factorization of 86881 is 307 × 283.
Since it has a total of 2 prime factors.
7 , 1 , 18 , 32 , 921 , 608 , 4136 , 1189 , 3801 , 5801 , 173685 , 24610 , 8418286 , 820194 , 59514382 , 98693396 , 930638234 , 887816078 , 1070574026 , 8423625919
n×2
173762
n×3
260643
n×4
347524
n×5
434405
n÷2
43440.5
n÷3
28960.333333333
n÷3
21720.25
n÷5
17376.2
n2
7548308161
n3
655804561335841
n4
5.6976956093419E+19
n5
4.9502149223524E+24
2 √n
294.75583115521
3 √n
44.29026413786
4 √n
17.168454536015
5 √n
9.7226569418454
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
-86880
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 86881 can be divided by 4 positive divisors.
The sum of these divisors (counting 86881) is 1, the average is 0.25.
Base
System
Value
2
Binary
10101001101100001
3
Ternary
11102011211
4
Quaternary
111031201
5
Quinary
10240011
6
Senary
1510121
8
Octal
251541
10
Decimal
86881
12
Duodecimal
42341
16
Hexadecimal
15361
20
Vigesimal
ah41
36
Base36
1v1d
md5
f99308ec839a24826c5c92a4b16006e8
sha1
4da4a1e1d94b356592541f91aa363c637a806699
sha256
480b89508608e8c995249430d1bf4b87f83c727e875957da450d794c70fb156b
sha512
df278d20e33215668ccfa205fd826e2f1eaa8fab502cbb66a485dfe4fc77967feabe31511fc87aa4e41ef2e896d08612f6a15039a71c8c8e8f1e700e033398e7
ripemd-160
b6495a627e120f48f3dd556ec2b3506a4ce641a7
Diameter
173762
Circumference
545889.42267307
Area
23713709465.629
Volume
2.7470277227778E+15
Surface area
94854837862.518
Circumference
545889.42267307
Perimeter
347524
Area
7548308161
Diagonal
122868.28851254
Surface area
45289848966
Volume
655804561335841
Space diagonal
150482.30621239
Perimeter
260643
Area
3268513311.5097
Altitude
75241.153106196
Surface area
3268513311.5097
Volume
77287308742274
Height
40956.096170846