80821061 is an odd 8-digits composite number following 80821060
and preceding 80821062 . In scientific notation, it is written as 8.0821061 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors.
There are 76066560 positive integers (up to 80821061) that are relatively prime to 80821061.
80821061 has 12 divisors, whose sum is 85807116
The reverse of 80821061 is 16012808
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
eighty million eight hundred twenty-one thousand sixty-one
Scientific notation
8.0821061 × 10^7
Engineering notation
8.0821061 × 10^6
Prime Factorization
31 × 37 × 31 × 2273
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2607131
Product of the distinct prime numbers
The prime factorization of 80821061 is 31 × 37 × 31 × 2273.
Since it has a total of 4 prime factors.
7 , 2 , 61 , 78 , 351 , 71 , 8064 , 2600 , 28943 , 35266 , 868338 , 11967 , 5442831 , 1847835 , 80977154 , 37659089 , 330413397 , 751876664 , 7293664818 , 568483633
n×2
161642122
n×3
242463183
n×4
323284244
n×5
404105305
n÷2
40410530.5
n÷3
26940353.666667
n÷3
20205265.25
n÷5
16164212.2
n2
6532043901165721
n3
5.2792671859079E+23
n4
4.2667597526756E+31
n5
3.4484405024334E+39
2 √n
8990.053448117
3 √n
432.35602545141
4 √n
94.815892381589
5 √n
38.150910703366
1 , 31 , 37 , 961 , 1147 , 2273 , 35557 , 70463 , 84101 , 2184353 , 2607131 , 80821061
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80821060
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80821061 can be divided by 12 positive divisors.
The sum of these divisors (counting 80821061) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110100010011101101000101
3
Ternary
12122002010122122
4
Quaternary
10310103231011
5
Quinary
131142233221
6
Senary
12004135325
8
Octal
464235505
10
Decimal
80821061
12
Duodecimal
23097545
16
Hexadecimal
4d13b45
20
Vigesimal
1552cd1
36
Base36
1c49xh
md5
068dc111dcabe46ebed60bd7039ef2bb
sha1
c28e98b09ca18c6b74771a73ca1efff390bcb9f4
sha256
a4cd09f1d3327a794f7dcec911506755c0065abdc41a257fc8562e83ea807049
sha512
b3c40b6b2f3216301382db423cd58f5e7f0b90ca10b2095333d301903b51d8db1299d98e57407c9ee8753c6c1eb64d29c81cc19bbceece07dfcf29056c7bc48d
ripemd-160
10140291dfd15d5ae637587c4a0929938a71c75f
Diameter
161642122
Circumference
507813702.98587
Area
2.0521021132828E+16
Volume
2.2113742676781E+24
Surface area
8.2084084531313E+16
Circumference
507813702.98587
Perimeter
323284244
Area
6532043901165721
Diagonal
114298240.59158
Surface area
39192263406994326
Volume
5.2792671859079E+23
Space diagonal
139986183.97362
Perimeter
242463183
Area
2.8284579785224E+15
Altitude
69993091.986812
Surface area
2.8284579785224E+15
Volume
6.2216760447519E+22
Height
38099413.530528