80821694 is an even 8-digits composite number following 80821693
and preceding 80821695 . In scientific notation, it is written as 8.0821694 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 40410846 positive integers (up to 80821694) that are relatively prime to 80821694.
80821694 has 4 divisors, whose sum is 121232544
The reverse of 80821694 is 49612808
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty million eight hundred twenty-one thousand six hundred ninety-four
Scientific notation
8.0821694 × 10^7
Engineering notation
8.0821694 × 10^6
Prime Factorization
2 × 40410847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80821694
Product of the distinct prime numbers
The prime factorization of 80821694 is 2 × 40410847.
Since it has a total of 2 prime factors.
3 , 4 , 24 , 48 , 916 , 91 , 7237 , 9730 , 42233 , 21031 , 793033 , 733534 , 2997831 , 1275615 , 80413139 , 91926241 , 428832408 , 995704851 , 9054570041 , 2718637051
n×2
161643388
n×3
242465082
n×4
323286776
n×5
404108470
n÷2
40410847
n÷3
26940564.666667
n÷3
20205423.5
n÷5
16164338.8
n2
6532146221029636
n3
5.2793912303931E+23
n4
4.2668934252912E+31
n5
3.448575547495E+39
2 √n
8990.0886536229
3 √n
432.35715420278
4 √n
94.816078033332
5 √n
38.150970463658
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
-80821693
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 80821694 can be divided by 4 positive divisors.
The sum of these divisors (counting 80821694) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010011110110111110
3
Ternary
12122002011112002
4
Quaternary
10310103312332
5
Quinary
131142243234
6
Senary
12004142302
8
Octal
464236676
10
Decimal
80821694
12
Duodecimal
23097992
16
Hexadecimal
4d13dbe
20
Vigesimal
1552e4e
36
Base36
1c4af2
md5
0f31ba0fa59f7e2af9818e855b7b81a1
sha1
82bb327e5af2f18c001b98466d3d638c56e9cc63
sha256
fb219ab103084fe0fe6ca17fc404bdc7d5d26e2252cf8c3c50286401ccf3aac3
sha512
7cfa51e611f4b9dd928f0af63fe77a114267ed85a7dd26ceb7bf9a5ef74c13ff8a795a4df8950cf936e26b0ac830ec518571c7e64b671e21d46b72262f0f58dc
ripemd-160
4472d30b9206d197d51bdde4845eaa833c8871f6
Diameter
161643388
Circumference
507817680.24216
Area
2.0521342580161E+16
Volume
2.2114262273106E+24
Surface area
8.2085370320644E+16
Circumference
507817680.24216
Perimeter
323286776
Area
6532146221029636
Diagonal
114299135.78877
Surface area
39192877326177816
Volume
5.2793912303931E+23
Space diagonal
139987280.36178
Perimeter
242465082
Area
2.8285022843231E+15
Altitude
69993640.180892
Surface area
2.8285022843231E+15
Volume
6.2218222325796E+22
Height
38099711.929589