80821439 is an odd 8-digits composite number following 80821438
and preceding 80821440 . In scientific notation, it is written as 8.0821439 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 79548480 positive integers (up to 80821439) that are relatively prime to 80821439.
80821439 has 8 divisors, whose sum is 82099152
The reverse of 80821439 is 93412808
Previous prime number is 683
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty million eight hundred twenty-one thousand four hundred thirty-nine
Scientific notation
8.0821439 × 10^7
Engineering notation
8.0821439 × 10^6
Prime Factorization
73 × 683 × 1621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821439
Product of the distinct prime numbers
The prime factorization of 80821439 is 73 × 683 × 1621.
Since it has a total of 3 prime factors.
5 , 2 , 79 , 57 , 201 , 207 , 208 , 9455 , 331 , 52467 , 503803 , 613981 , 7500793 , 2361725 , 31460167 , 4464027 , 42465992 , 685507779 , 9225512075 , 7146513689
n×2
161642878
n×3
242464317
n×4
323285756
n×5
404107195
n÷2
40410719.5
n÷3
26940479.666667
n÷3
20205359.75
n÷5
16164287.8
n2
6532105002030721
n3
5.2793412596322E+23
n4
4.2668395757555E+31
n5
3.4485211449471E+39
2 √n
8990.0744713267
3 √n
432.35669949322
4 √n
94.816003244846
5 √n
38.150946389652
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
-80821438
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 80821439 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821439) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011110010111111
3
Ternary
12122002011011122
4
Quaternary
10310103302333
5
Quinary
131142241224
6
Senary
12004141155
8
Octal
464236277
10
Decimal
80821439
12
Duodecimal
230977bb
16
Hexadecimal
4d13cbf
20
Vigesimal
1552dbj
36
Base36
1c4a7z
md5
a904da4dea794018e6d80d9ca3546781
sha1
33bac6d108c92b3b7522c554a0544e0cc951ec22
sha256
35d3c6cca3bfaf6edf225852b16fadc65908d5eccca6b40494cd289e45094f1e
sha512
57f3cc1215e337f14bea8536205d4d28f9143ce36a7742a5bde54a1ebf3c45958874b75453e9bd9a9947e05a72cf8e339e792bd85b5d0b1db004755d64bc30aa
ripemd-160
6a74638f6218d5d81b27d35ac9bc71300b258f61
Diameter
161642878
Circumference
507816078.02991
Area
2.0521213086857E+16
Volume
2.2114052956072E+24
Surface area
8.2084852347427E+16
Circumference
507816078.02991
Perimeter
323285756
Area
6532105002030721
Diagonal
114298775.16431
Surface area
39192630012184326
Volume
5.2793412596322E+23
Space diagonal
139986838.68883
Perimeter
242464317
Area
2.828484435973E+15
Altitude
69993419.344414
Surface area
2.828484435973E+15
Volume
6.2217633414731E+22
Height
38099591.721437