80821379 is an odd 8-digits composite number following 80821378
and preceding 80821380 . In scientific notation, it is written as 8.0821379 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 77192896 positive integers (up to 80821379) that are relatively prime to 80821379.
80821379 has 8 divisors, whose sum is 84460320
The reverse of 80821379 is 97312808
Previous prime number is 797
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty million eight hundred twenty-one thousand three hundred seventy-nine
Scientific notation
8.0821379 × 10^7
Engineering notation
8.0821379 × 10^6
Prime Factorization
23 × 797 × 4409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821379
Product of the distinct prime numbers
The prime factorization of 80821379 is 23 × 797 × 4409.
Since it has a total of 3 prime factors.
9 , 6 , 72 , 94 , 504 , 234 , 6042 , 8189 , 88699 , 75052 , 729655 , 91691 , 489936 , 3372138 , 12219218 , 94087786 , 617607036 , 593690954 , 7024635509 , 4479664734
n×2
161642758
n×3
242464137
n×4
323285516
n×5
404106895
n÷2
40410689.5
n÷3
26940459.666667
n÷3
20205344.75
n÷5
16164275.8
n2
6532095303461641
n3
5.2793295018519E+23
n4
4.2668269053506E+31
n5
3.4485083444473E+39
2 √n
8990.0711343126
3 √n
432.35659250259
4 √n
94.81598564753
5 √n
38.150940725171
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
-80821378
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 80821379 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821379) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011110010000011
3
Ternary
12122002011002102
4
Quaternary
10310103302003
5
Quinary
131142241004
6
Senary
12004141015
8
Octal
464236203
10
Decimal
80821379
12
Duodecimal
2309776b
16
Hexadecimal
4d13c83
20
Vigesimal
1552d8j
36
Base36
1c4a6b
md5
225e23e8e6b43824beda0746edbb9d05
sha1
6a0c3739ab155f91017e9df3cd8a15c1c472999b
sha256
5b90f401b1093348feb878fb3e039973b10442e832a98f5e6afd1af9416405ee
sha512
aeaa9d66028f40e69a248246d3077cac3986a32c0ebddffa446cdbbd82babd4a4e0ef91374fac87a930cd42c66b51aafa7667b4a0f043ea9b65757f0e29bb27c
ripemd-160
0c1070a18596c7615bb46c687b6aef5818c7312a
Diameter
161642758
Circumference
507815701.03879
Area
2.0521182617903E+16
Volume
2.2114003705197E+24
Surface area
8.2084730471614E+16
Circumference
507815701.03879
Perimeter
323285516
Area
6532095303461641
Diagonal
114298690.3115
Surface area
39192571820769846
Volume
5.2793295018519E+23
Space diagonal
139986734.76578
Perimeter
242464137
Area
2.8284802363694E+15
Altitude
69993367.38289
Surface area
2.8284802363694E+15
Volume
6.2217494847962E+22
Height
38099563.437165