80668081 is an odd 8-digits composite number following 80668080
and preceding 80668082 . In scientific notation, it is written as 8.0668081 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 74462832 positive integers (up to 80668081) that are relatively prime to 80668081.
80668081 has 4 divisors, whose sum is 86873332
The reverse of 80668081 is 18086608
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty million six hundred sixty-eight thousand eighty-one
Scientific notation
8.0668081 × 10^7
Engineering notation
8.0668081 × 10^6
Prime Factorization
13 × 6205237
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80668081
Product of the distinct prime numbers
The prime factorization of 80668081 is 13 × 6205237.
Since it has a total of 2 prime factors.
2 , 5 , 66 , 62 , 949 , 132 , 5577 , 6660 , 45682 , 15263 , 618166 , 839863 , 6780907 , 5131006 , 28695975 , 94559111 , 359665892 , 359239578 , 410700705 , 6541696934
n×2
161336162
n×3
242004243
n×4
322672324
n×5
403340405
n÷2
40334040.5
n÷3
26889360.333333
n÷3
20167020.25
n÷5
16133616.2
n2
6507339292222561
n3
5.2493457311949E+23
n4
4.2345464664104E+31
n5
3.4159273735065E+39
2 √n
8981.5411261097
3 √n
432.08306194621
4 √n
94.770993062802
5 √n
38.136457168294
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
-80668080
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 80668081 can be divided by 4 positive divisors.
The sum of these divisors (counting 80668081) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011101110010110110001
3
Ternary
12121210100210201
4
Quaternary
10303232112301
5
Quinary
131122334311
6
Senary
12000555201
8
Octal
463562661
10
Decimal
80668081
12
Duodecimal
23022b01
16
Hexadecimal
4cee5b1
20
Vigesimal
1543a41
36
Base36
1c0zw1
md5
d1c725b48ad00a15e9db4c7f973f4bbb
sha1
e3af26ead98ae9b673d7c05453a35f2794e2e9dc
sha256
74d052a021add803ff207571dfa5d394a1bb1df322dbe893733d3a051f09ab76
sha512
dbdbbcc62dce5c21fc5fb24a64025b17c9c7aa56d6260d02c9c7487152d1357428053ffc1ee6b4947222f86502083d780c1ed2a3b89fc8f6547fe7135d906aa5
ripemd-160
1995358bdbf73889eca1c4e8422afb1d6491c96f
Diameter
161336162
Circumference
506852501.29757
Area
2.0443409314863E+16
Volume
2.1988407980367E+24
Surface area
8.177363725945E+16
Circumference
506852501.29757
Perimeter
322672324
Area
6507339292222561
Diagonal
114081894.20081
Surface area
39044035753335366
Volume
5.2493457311949E+23
Space diagonal
139721214.84108
Perimeter
242004243
Area
2.8177605690547E+15
Altitude
69860607.420541
Surface area
2.8177605690547E+15
Volume
6.186413272201E+22
Height
38027298.066937