8681 is an odd 4-digits prime number following 8680
and preceding 8682 . In scientific notation, it is written as 8.681 × 10^3.
The sum of its digits is 23. It has a total of 1 prime factors and 2 positive divisors.
There are 8680 positive integers (up to 8681) that are relatively prime to 8681.
8681 has 2 divisors, whose sum is 8682
The reverse of 8681 is 1868
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 4
Sum of Digits 23
Digital Root 5
Name
eight thousand six hundred eighty-one
Scientific notation
8.681 × 10^3
Engineering notation
8.681 × 10^3
Prime Factorization
8681
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
8681
Product of the distinct prime numbers
The prime factorization of 8681 is 8681.
Since it has a total of 1 prime factors.
1 , 5 , 97 , 3 , 507 , 548 , 2906 , 1436 , 96489 , 47732 , 448278 , 913180 , 7600087 , 1908493 , 83004279 , 88046878 , 393169393 , 248314493 , 3228106789 , 4662128152
n×2
17362
n×3
26043
n×4
34724
n×5
43405
n÷2
4340.5
n÷3
2893.6666666667
n÷3
2170.25
n÷5
1736.2
n2
75359761
n3
654198085241
n4
5679093577977121
n5
4.9300211350419E+19
2 √n
93.171884171138
3 √n
20.552118030263
4 √n
9.6525584261966
5 √n
6.1335788293998
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
8682
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
4341
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
93.177250442369
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9997696383322
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8681 can be divided by 2 positive divisors.
The sum of these divisors (counting 8681) is 8682, the average is 4341.
Base
System
Value
2
Binary
10000111101001
3
Ternary
102220112
4
Quaternary
2013221
5
Quinary
234211
6
Senary
104105
8
Octal
20751
10
Decimal
8681
12
Duodecimal
5035
16
Hexadecimal
21e9
20
Vigesimal
11e1
36
Base36
6p5
md5
4dbf29d90d5780cab50897fb955e4373
sha1
af5c4b77feed3949e12c926f76c381007519e3d3
sha256
327ae4d79f594f18f87a03a84543ebef152c942b8292fd4e2a05a618be6628f5
sha512
04875f74ff65e70bf5c69df2149a7f6545e9d8eb31019bfd5ea1db3e8f0e5dd7b7bb0dabc7ca552e47dfffdcb757247de99461c3d4b3ceb20c7914b521779e09
ripemd-160
9e46fb7778290164039759490320ea9745b737de
Diameter
17362
Circumference
54544.331651626
Area
236749671.53388
Volume
2740298531447.5
Surface area
946998686.13553
Circumference
54544.331651626
Perimeter
34724
Area
75359761
Diagonal
12276.787934961
Surface area
452158566
Volume
654198085241
Space diagonal
15035.933060505
Perimeter
26043
Area
32631733.724562
Altitude
7517.9665302527
Surface area
32631733.724562
Volume
77097983718.861
Height
4092.2626449869