80821471 is an odd 8-digits composite number following 80821470
and preceding 80821472 . In scientific notation, it is written as 8.0821471 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 77307472 positive integers (up to 80821471) that are relatively prime to 80821471.
80821471 has 4 divisors, whose sum is 84335472
The reverse of 80821471 is 17412808
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty million eight hundred twenty-one thousand four hundred seventy-one
Scientific notation
8.0821471 × 10^7
Engineering notation
8.0821471 × 10^6
Prime Factorization
23 × 3513977
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80821471
Product of the distinct prime numbers
The prime factorization of 80821471 is 23 × 3513977.
Since it has a total of 2 prime factors.
5 , 9 , 69 , 25 , 279 , 429 , 4299 , 399 , 74621 , 54904 , 389038 , 940604 , 1617128 , 3613633 , 58281304 , 96013393 , 776751260 , 836399163 , 5700668873 , 2218638864
n×2
161642942
n×3
242464413
n×4
323285884
n×5
404107355
n÷2
40410735.5
n÷3
26940490.333333
n÷3
20205367.75
n÷5
16164294.2
n2
6532110174603841
n3
5.2793475304555E+23
n4
4.2668463333163E+31
n5
3.4485279718958E+39
2 √n
8990.0762510671
3 √n
432.35675655486
4 √n
94.816012630078
5 √n
38.150949410707
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
-80821470
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 80821471 can be divided by 4 positive divisors.
The sum of these divisors (counting 80821471) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010011110011011111
3
Ternary
12122002011012211
4
Quaternary
10310103303133
5
Quinary
131142241341
6
Senary
12004141251
8
Octal
464236337
10
Decimal
80821471
12
Duodecimal
23097827
16
Hexadecimal
4d13cdf
20
Vigesimal
1552ddb
36
Base36
1c4a8v
md5
d150443651235c567086c08dccebb72f
sha1
e740c1e976c5bd1a80cd0d92f00e0d15333c8218
sha256
98df23e06871182b23132aae26e6b303e0ebc511065490b652f10fbe8936871a
sha512
7bd18270be0aaf88a86b3fc2581fa8a883f828f9b59900c9cf633b82730f8227bcdcbfd54e9c767a84f3d13ce39006d501bb85430ebf5291e2f85bbe495c5848
ripemd-160
c0f6673bba5a709bf2b4e59a5053e8545d13afb5
Diameter
161642942
Circumference
507816279.09184
Area
2.0521229336975E+16
Volume
2.2114079223235E+24
Surface area
8.2084917347898E+16
Circumference
507816279.09184
Perimeter
323285884
Area
6532110174603841
Diagonal
114298820.41914
Surface area
39192661047623046
Volume
5.2793475304555E+23
Space diagonal
139986894.11445
Perimeter
242464413
Area
2.8284866757629E+15
Altitude
69993447.057227
Surface area
2.8284866757629E+15
Volume
6.2217707317092E+22
Height
38099606.806381