80821938 is an even 8-digits composite number following 80821937
and preceding 80821939 . In scientific notation, it is written as 8.0821938 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 26940644 positive integers (up to 80821938) that are relatively prime to 80821938.
80821938 has 8 divisors, whose sum is 161643888
The reverse of 80821938 is 83912808
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty million eight hundred twenty-one thousand nine hundred thirty-eight
Scientific notation
8.0821938 × 10^7
Engineering notation
8.0821938 × 10^6
Prime Factorization
2 × 3 × 13470323
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821938
Product of the distinct prime numbers
The prime factorization of 80821938 is 2 × 3 × 13470323.
Since it has a total of 3 prime factors.
3 , 5 , 91 , 25 , 877 , 410 , 62 , 3010 , 83307 , 26276 , 513711 , 132806 , 7461365 , 2015188 , 51258 , 69475187 , 739649441 , 716271063 , 3198700079 , 6079341393
n×2
161643876
n×3
242465814
n×4
323287752
n×5
404109690
n÷2
40410969
n÷3
26940646
n÷3
20205484.5
n÷5
16164387.6
n2
6532185662075844
n3
5.2794390458478E+23
n4
4.2669449523829E+31
n5
3.4486276039091E+39
2 √n
8990.1022241129
3 √n
432.35758929652
4 √n
94.816149595482
5 √n
38.15099349912
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
-80821937
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 80821938 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821938) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011111010110010
3
Ternary
12122002011212010
4
Quaternary
10310103322302
5
Quinary
131142300223
6
Senary
12004143350
8
Octal
464237262
10
Decimal
80821938
12
Duodecimal
23097b56
16
Hexadecimal
4d13eb2
20
Vigesimal
1552egi
36
Base36
1c4alu
md5
f81321dccc6c1d1ebac31f1fe8aa89e8
sha1
613b3b7c7433cf4a97ef98fe1ea0264a0d49641d
sha256
103ff0c35f2235691d0926c5751d7e368e32b7de3ca594f0449632fa43f2cc16
sha512
3406ce7c8a25b0491e7c87fa67bd8ca36c8e29f301fc4aacbc35c07abdeec0e626e24ef12b26412a961a923a16db981b4ae6873887da46fb1e4d7ec356115348
ripemd-160
68ad0863437fc091c172f8132c0a862c21bb8799
Diameter
161643876
Circumference
507819213.33938
Area
2.0521466487862E+16
Volume
2.2114462562014E+24
Surface area
8.2085865951448E+16
Circumference
507819213.33938
Perimeter
323287752
Area
6532185662075844
Diagonal
114299480.85688
Surface area
39193113972455064
Volume
5.2794390458478E+23
Space diagonal
139987702.98218
Perimeter
242465814
Area
2.8285193627971E+15
Altitude
69993851.491091
Surface area
2.8285193627971E+15
Volume
6.2218785836334E+22
Height
38099826.952292