80815 is an odd 5-digits composite number following 80814
and preceding 80816 . In scientific notation, it is written as 8.0815 × 10^4.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 55392 positive integers (up to 80815) that are relatively prime to 80815.
80815 has 8 divisors, whose sum is 110880
The reverse of 80815 is 51808
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 22
Digital Root 4
Name
eighty thousand eight hundred fifteen
Scientific notation
8.0815 × 10^4
Engineering notation
8.0815 × 10^3
Prime Factorization
7 × 5 × 2309
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80815
Product of the distinct prime numbers
The prime factorization of 80815 is 7 × 5 × 2309.
Since it has a total of 3 prime factors.
6 , 9 , 56 , 80 , 88 , 162 , 2155 , 9100 , 90145 , 39559 , 231526 , 366404 , 9841470 , 8057808 , 58809325 , 49271290 , 577130314 , 224555719 , 9461068508 , 2677837342
n×2
161630
n×3
242445
n×4
323260
n×5
404075
n÷2
40407.5
n÷3
26938.333333333
n÷3
20203.75
n÷5
16163
n2
6531064225
n3
527807955343375
n4
4.2654799911075E+19
n5
3.4471476548135E+24
2 √n
284.27979175453
3 √n
43.234521731408
4 √n
16.860598795847
5 √n
9.582931757852
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80814
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80815 can be divided by 8 positive divisors.
The sum of these divisors (counting 80815) is 1, the average is 0.125.
Base
System
Value
2
Binary
10011101110101111
3
Ternary
11002212011
4
Quaternary
103232233
5
Quinary
10041230
6
Senary
1422051
8
Octal
235657
10
Decimal
80815
12
Duodecimal
3a927
16
Hexadecimal
13baf
20
Vigesimal
a20f
36
Base36
1qcv
md5
095afd86bad3839d7171a90d209e587f
sha1
1d8346decea4b26c533327e66bd166e0b17ae9c3
sha256
55e9859083923a89913647db083c94fa3ac07a990d91b268d0a7b2431092317c
sha512
f33ce37340ac2ffc06e6662542f803fd649c87ee05aa2bb3d28106a9bd2f54e8b2c1bb35affae9f553b97a8358c833f11677b7b954e02bf13a0b53387bde85cc
ripemd-160
e70cb9741e581654f9a9511e32a1bcf8a3de0e88
Diameter
161630
Circumference
507775.62059972
Area
20517943389.383
Volume
2.2108767933507E+15
Surface area
82071773557.532
Circumference
507775.62059972
Perimeter
323260
Area
6531064225
Diagonal
114289.66904318
Surface area
39186385350
Volume
527807955343375
Space diagonal
139975.68601368
Perimeter
242445
Area
2828033766.2989
Altitude
69987.843006839
Surface area
2828033766.2989
Volume
62202764064584
Height
38096.556347727