80821516 is an even 8-digits composite number following 80821515
and preceding 80821517 . In scientific notation, it is written as 8.0821516 × 10^7.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 38283840 positive integers (up to 80821516) that are relatively prime to 80821516.
80821516 has 12 divisors, whose sum is 148881880
The reverse of 80821516 is 61512808
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty million eight hundred twenty-one thousand five hundred sixteen
Scientific notation
8.0821516 × 10^7
Engineering notation
8.0821516 × 10^6
Prime Factorization
2 × 2 × 19 × 1063441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
40410758
Product of the distinct prime numbers
The prime factorization of 80821516 is 2 × 2 × 19 × 1063441.
Since it has a total of 4 prime factors.
4 , 2 , 41 , 99 , 948 , 498 , 9009 , 3729 , 32839 , 8777 , 66705 , 314625 , 5022644 , 9191919 , 33787872 , 81357702 , 287234992 , 421979988 , 2417428895 , 9903292249
n×2
161643032
n×3
242464548
n×4
323286064
n×5
404107580
n÷2
40410758
n÷3
26940505.333333
n÷3
20205379
n÷5
16164303.2
n2
6532117448538256
n3
5.2793563488091E+23
n4
4.2668558361498E+31
n5
3.4485375723107E+39
2 √n
8990.0787538264
3 √n
432.35683679777
4 √n
94.816025828055
5 √n
38.150953659064
1 , 2 , 4 , 19 , 38 , 76 , 1063441 , 2126882 , 4253764 , 20205379 , 40410758 , 80821516
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
-80821515
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 80821516 can be divided by 12 positive divisors.
The sum of these divisors (counting 80821516) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100110100010011110100001100
3
Ternary
12122002011021111
4
Quaternary
10310103310030
5
Quinary
131142242031
6
Senary
12004141404
8
Octal
464236414
10
Decimal
80821516
12
Duodecimal
23097864
16
Hexadecimal
4d13d0c
20
Vigesimal
1552dfg
36
Base36
1c4aa4
md5
33577c94af770c1b383dabe45efbd7fd
sha1
b2b27d2905b8d72c826a293319c7a8af929cdace
sha256
4fb2a6d8611f4a6002b31eeafb05d784e34ffd81356c40a66e841d9a2636065a
sha512
16a174ee1516e3fe2ee218d9eb59d3624c9a82fb280cb54b174e0ef846e93421d8643e9b58b4eea4f32218b4b5dc5e15f8b7a3830205ebec45cf5167771a21a8
ripemd-160
0f26c32edf24a85890b70cec672bb3fb8527cffb
Diameter
161643032
Circumference
507816561.83518
Area
2.0521252188713E+16
Volume
2.2114116161469E+24
Surface area
8.2085008754854E+16
Circumference
507816561.83518
Perimeter
323286064
Area
6532117448538256
Diagonal
114298884.05875
Surface area
39192704691229536
Volume
5.2793563488091E+23
Space diagonal
139986972.05674
Perimeter
242464548
Area
2.8284898254689E+15
Altitude
69993486.02837
Surface area
2.8284898254689E+15
Volume
6.2217811242387E+22
Height
38099628.019585