80821091 is an odd 8-digits composite number following 80821090
and preceding 80821092 . In scientific notation, it is written as 8.0821091 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 73338912 positive integers (up to 80821091) that are relatively prime to 80821091.
80821091 has 8 divisors, whose sum is 88514160
The reverse of 80821091 is 19012808
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty million eight hundred twenty-one thousand ninety-one
Scientific notation
8.0821091 × 10^7
Engineering notation
8.0821091 × 10^6
Prime Factorization
13 × 59 × 105373
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821091
Product of the distinct prime numbers
The prime factorization of 80821091 is 13 × 59 × 105373.
Since it has a total of 3 prime factors.
2 , 10 , 86 , 2 , 622 , 72 , 3267 , 8488 , 65809 , 58167 , 308101 , 799904 , 9398745 , 6380881 , 86867293 , 47097374 , 821944896 , 560524923 , 5277694990 , 2252655031
n×2
161642182
n×3
242463273
n×4
323284364
n×5
404105455
n÷2
40410545.5
n÷3
26940363.666667
n÷3
20205272.75
n÷5
16164218.2
n2
6532048750430281
n3
5.2792730647496E+23
n4
4.2667660877998E+31
n5
3.4484469025778E+39
2 √n
8990.0551166275
3 √n
432.35607894687
4 √n
94.815901180274
5 √n
38.150913535616
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
-80821090
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 80821091 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821091) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011101101100011
3
Ternary
12122002010200202
4
Quaternary
10310103231203
5
Quinary
131142233331
6
Senary
12004135415
8
Octal
464235543
10
Decimal
80821091
12
Duodecimal
2309756b
16
Hexadecimal
4d13b63
20
Vigesimal
1552ceb
36
Base36
1c49yb
md5
c369b8c2f15f3799d1a404b476735255
sha1
77d0b4aa4ffc4cfe3d59292ffe1c20068bb8f69e
sha256
5205242788829d6da07875420530d3621dbfa304b0e5e85749185e81578043e0
sha512
6602a378bbe1a914f136669d49d5d12195eabc0f645c1b5926d1a1a5a40aaae9602bc1a2e7874cd3d611213e63352099aef762c06d842a822b556680beabb763
ripemd-160
ae41fbd476c43493969a284e651aeba208166cba
Diameter
161642182
Circumference
507813891.48142
Area
2.0521036367242E+16
Volume
2.2113767302016E+24
Surface area
8.2084145468969E+16
Circumference
507813891.48142
Perimeter
323284364
Area
6532048750430281
Diagonal
114298283.01799
Surface area
39192292502581686
Volume
5.2792730647496E+23
Space diagonal
139986235.93515
Perimeter
242463273
Area
2.8284600783155E+15
Altitude
69993117.967574
Surface area
2.8284600783155E+15
Volume
6.2216829730332E+22
Height
38099427.672663