80821087 is an odd 8-digits composite number following 80821086
and preceding 80821088 . In scientific notation, it is written as 8.0821087 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 80803096 positive integers (up to 80821087) that are relatively prime to 80821087.
80821087 has 4 divisors, whose sum is 80839080
The reverse of 80821087 is 78012808
Previous prime number is 9323
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty million eight hundred twenty-one thousand eighty-seven
Scientific notation
8.0821087 × 10^7
Engineering notation
8.0821087 × 10^6
Prime Factorization
9323 × 8669
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80821087
Product of the distinct prime numbers
The prime factorization of 80821087 is 9323 × 8669.
Since it has a total of 2 prime factors.
5 , 9 , 41 , 60 , 784 , 590 , 2667 , 4902 , 36675 , 88284 , 541420 , 185020 , 6583608 , 5827118 , 88647085 , 21301904 , 673188700 , 903610631 , 2244578835 , 3676830868
n×2
161642174
n×3
242463261
n×4
323284348
n×5
404105435
n÷2
40410543.5
n÷3
26940362.333333
n÷3
20205271.75
n÷5
16164217.4
n2
6532048103861569
n3
5.2792722809038E+23
n4
4.2667652431162E+31
n5
3.4484460492247E+39
2 √n
8990.0548941594
3 √n
432.35607181414
4 √n
94.815900007116
5 √n
38.150913157983
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80821086
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80821087 can be divided by 4 positive divisors.
The sum of these divisors (counting 80821087) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010011101101011111
3
Ternary
12122002010200121
4
Quaternary
10310103231133
5
Quinary
131142233322
6
Senary
12004135411
8
Octal
464235537
10
Decimal
80821087
12
Duodecimal
23097567
16
Hexadecimal
4d13b5f
20
Vigesimal
1552ce7
36
Base36
1c49y7
md5
cdfdb672ab7f27f60a521a873b58b372
sha1
b1fdbf717bfbd7aa04c761221a60f244aa8d8f9b
sha256
c4d3be271bbd6986b6cb0e480edf4b493cdf63d58e3e75e3332fafeec7a76bd8
sha512
16858ef5dd2eae92ed07ac7dc0358b1e9a00636b9cd5861f904db60dc3fe58d6943f9ee0bb87e914caf615cb8b1520b97a30cb718cc36d67b785f13b3f1aea94
ripemd-160
a7b781de66a8f6abccdfb8b8c3dd7676e80a4b79
Diameter
161642174
Circumference
507813866.34868
Area
2.0521034335987E+16
Volume
2.211376401865E+24
Surface area
8.2084137343947E+16
Circumference
507813866.34868
Perimeter
323284348
Area
6532048103861569
Diagonal
114298277.36114
Surface area
39192288623169414
Volume
5.2792722809038E+23
Space diagonal
139986229.00694
Perimeter
242463261
Area
2.828459798343E+15
Altitude
69993114.503472
Surface area
2.828459798343E+15
Volume
6.2216820492621E+22
Height
38099425.787045