80821369 is an odd 8-digits composite number following 80821368
and preceding 80821370 . In scientific notation, it is written as 8.0821369 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 79935360 positive integers (up to 80821369) that are relatively prime to 80821369.
80821369 has 8 divisors, whose sum is 81712008
The reverse of 80821369 is 96312808
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty million eight hundred twenty-one thousand three hundred sixty-nine
Scientific notation
8.0821369 × 10^7
Engineering notation
8.0821369 × 10^6
Prime Factorization
137 × 317 × 1861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821369
Product of the distinct prime numbers
The prime factorization of 80821369 is 137 × 317 × 1861.
Since it has a total of 3 prime factors.
9 , 2 , 1 , 87 , 293 , 166 , 8922 , 8722 , 68025 , 26729 , 456545 , 89416 , 7073608 , 9017210 , 9561696 , 320894 , 121666556 , 659418901 , 3278812204 , 4587125698
n×2
161642738
n×3
242464107
n×4
323285476
n×5
404106845
n÷2
40410684.5
n÷3
26940456.333333
n÷3
20205342.25
n÷5
16164273.8
n2
6532093687034161
n3
5.2793275422236E+23
n4
4.2668247936192E+31
n5
3.4485062110344E+39
2 √n
8990.0705781434
3 √n
432.35657467082
4 √n
94.815982714643
5 √n
38.15093978109
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
-80821368
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 80821369 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821369) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011110001111001
3
Ternary
12122002011002001
4
Quaternary
10310103301321
5
Quinary
131142240434
6
Senary
12004141001
8
Octal
464236171
10
Decimal
80821369
12
Duodecimal
23097761
16
Hexadecimal
4d13c79
20
Vigesimal
1552d89
36
Base36
1c4a61
md5
b475eeae4cf0ee08ed71976d4400ace3
sha1
9b983864c7a932b1ad28781996aeb2d4c5f2d723
sha256
830a137effda0917356670ef7ce8d355a285722b38e1ba25e1c4183ec53fb06c
sha512
d9ace7e22ded4a256b91a038ebaf0f26e284778e7c52518f375f57a60d631da5788dccf43aedc3956bf40737b9935af749dcdf71b6abc1ee10094ae9dd067729
ripemd-160
ebb2527c625d40efe79d7ce2204f18b9a31facad
Diameter
161642738
Circumference
507815638.20694
Area
2.0521177539747E+16
Volume
2.2113995496725E+24
Surface area
8.2084710158987E+16
Circumference
507815638.20694
Perimeter
323285476
Area
6532093687034161
Diagonal
114298676.16936
Surface area
39192562122204966
Volume
5.2793275422236E+23
Space diagonal
139986717.44527
Perimeter
242464107
Area
2.8284795364358E+15
Altitude
69993358.722636
Surface area
2.8284795364358E+15
Volume
6.221747175352E+22
Height
38099558.72312