80821778 is an even 8-digits composite number following 80821777
and preceding 80821779 . In scientific notation, it is written as 8.0821778 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 40393620 positive integers (up to 80821778) that are relatively prime to 80821778.
80821778 has 8 divisors, whose sum is 121284480
The reverse of 80821778 is 87712808
Previous prime number is 2791
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty million eight hundred twenty-one thousand seven hundred seventy-eight
Scientific notation
8.0821778 × 10^7
Engineering notation
8.0821778 × 10^6
Prime Factorization
2 × 2791 × 14479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821778
Product of the distinct prime numbers
The prime factorization of 80821778 is 2 × 2791 × 14479.
Since it has a total of 3 prime factors.
8 , 10 , 85 , 27 , 156 , 39 , 2332 , 4971 , 91593 , 79262 , 85282 , 121184 , 4165379 , 8999056 , 40156334 , 36444971 , 218561607 , 698226901 , 1410699413 , 3504823498
n×2
161643556
n×3
242465334
n×4
323287112
n×5
404108890
n÷2
40410889
n÷3
26940592.666667
n÷3
20205444.5
n÷5
16164355.6
n2
6532159799081284
n3
5.2794076914187E+23
n4
4.2669111640734E+31
n5
3.4485934684846E+39
2 √n
8990.0933254333
3 √n
432.35730398924
4 √n
94.816102669501
5 √n
38.150978393905
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
-80821777
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 80821778 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821778) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011111000010010
3
Ternary
12122002011122012
4
Quaternary
10310103320102
5
Quinary
131142244103
6
Senary
12004142522
8
Octal
464237022
10
Decimal
80821778
12
Duodecimal
23097a42
16
Hexadecimal
4d13e12
20
Vigesimal
1552e8i
36
Base36
1c4ahe
md5
c438734f7464db7eb6cc29ab59b654e2
sha1
fa5243d5d90722925096a5ac0d57a1908ef660d7
sha256
db93f5881e62f3f80d6dc06b6a64f0fbc2d394f27a9697fb0a1add2783c4a6af
sha512
89d60a7494b081e54b24b24ae1b004889bb13bdbecb3996688333be9604efda6c5a523fba0a620dccc1b66215a441ab1d01b805dedc7652938f7b00e7acf05d5
ripemd-160
2ee5be941f6792d3564b26647101f9d6fb96335d
Diameter
161643556
Circumference
507818208.02973
Area
2.0521385236868E+16
Volume
2.2114331224889E+24
Surface area
8.2085540947473E+16
Circumference
507818208.02973
Perimeter
323287112
Area
6532159799081284
Diagonal
114299254.58271
Surface area
39192958794487704
Volume
5.2794076914187E+23
Space diagonal
139987425.85405
Perimeter
242465334
Area
2.8285081637919E+15
Altitude
69993712.927026
Surface area
2.8285081637919E+15
Volume
6.2218416320843E+22
Height
38099751.527569