80811218 is an even 8-digits composite number following 80811217
and preceding 80811219 . In scientific notation, it is written as 8.0811218 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 38278980 positive integers (up to 80811218) that are relatively prime to 80811218.
80811218 has 8 divisors, whose sum is 127596720
The reverse of 80811218 is 81211808
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty million eight hundred eleven thousand two hundred eighteen
Scientific notation
8.0811218 × 10^7
Engineering notation
8.0811218 × 10^6
Prime Factorization
2 × 19 × 2126611
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80811218
Product of the distinct prime numbers
The prime factorization of 80811218 is 2 × 19 × 2126611.
Since it has a total of 3 prime factors.
1 , 10 , 38 , 88 , 357 , 567 , 5170 , 3444 , 84966 , 32572 , 803208 , 236275 , 2872417 , 9459357 , 60174873 , 82401298 , 601912104 , 555253544 , 7399936026 , 6903944946
n×2
161622436
n×3
242433654
n×4
323244872
n×5
404056090
n÷2
40405609
n÷3
26937072.666667
n÷3
20202804.5
n÷5
16162243.6
n2
6530452954643524
n3
5.2773385735644E+23
n4
4.2646815792812E+31
n5
3.4463411280388E+39
2 √n
8989.5059931011
3 √n
432.3384728767
4 √n
94.813005400636
5 √n
38.149981396811
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
-80811217
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 80811218 can be divided by 8 positive divisors.
The sum of these divisors (counting 80811218) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010001010011010010
3
Ternary
12122001122011002
4
Quaternary
10310101103102
5
Quinary
131141424333
6
Senary
12004022002
8
Octal
464212322
10
Decimal
80811218
12
Duodecimal
23091902
16
Hexadecimal
4d114d2
20
Vigesimal
155180i
36
Base36
1c42c2
md5
ea3598c5758455b180eb5052c66e3292
sha1
1d0d591d4900d965cecf424e5958720dada0bc80
sha256
c6462c675a76ef5909c2632c56728d58f490406f2b7143c0676da65884c934ea
sha512
91b7ef33e8c056d31f46214241bb3cef6bcea0f98554a83e5d2282c54e1faf58ec3bfcf294f79d57fd4a94250852d7b090f1650b21eeb2ada4f3469a84ca3c3c
ripemd-160
043f5b08bbf8b97c91bf902ebc389f1dbd9a8713
Diameter
161622436
Circumference
507751857.59289
Area
2.0516023026922E+16
Volume
2.2105664124288E+24
Surface area
8.2064092107687E+16
Circumference
507751857.59289
Perimeter
323244872
Area
6530452954643524
Diagonal
114284320.48749
Surface area
39182717727861144
Volume
5.2773385735644E+23
Space diagonal
139969135.39752
Perimeter
242433654
Area
2.8277690784702E+15
Altitude
69984567.698762
Surface area
2.8277690784702E+15
Volume
6.2194031533079E+22
Height
38094773.49583