80811982 is an even 8-digits composite number following 80811981
and preceding 80811983 . In scientific notation, it is written as 8.0811982 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 37784448 positive integers (up to 80811982) that are relatively prime to 80811982.
80811982 has 16 divisors, whose sum is 129174480
The reverse of 80811982 is 28911808
Previous prime number is 157
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty million eight hundred eleven thousand nine hundred eighty-two
Scientific notation
8.0811982 × 10^7
Engineering notation
8.0811982 × 10^6
Prime Factorization
2 × 17 × 157 × 15139
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
80811982
Product of the distinct prime numbers
The prime factorization of 80811982 is 2 × 17 × 157 × 15139.
Since it has a total of 4 prime factors.
10 , 2 , 78 , 66 , 749 , 315 , 7854 , 9948 , 38345 , 44136 , 713330 , 285932 , 2067902 , 2873026 , 83285589 , 99383548 , 716290941 , 760313250 , 195933284 , 9011160121
n×2
161623964
n×3
242435946
n×4
323247928
n×5
404059910
n÷2
40405991
n÷3
26937327.333333
n÷3
20202995.5
n÷5
16162396.4
n2
6530576434768324
n3
5.2774882529612E+23
n4
4.2648428570351E+31
n5
3.4465040419555E+39
2 √n
8989.5484869931
3 √n
432.33983533421
4 √n
94.813229493532
5 √n
38.150053531538
1 , 2 , 17 , 34 , 157 , 314 , 2669 , 5338 , 15139 , 30278 , 257363 , 514726 , 2376823 , 4753646 , 40405991 , 80811982
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80811981
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80811982 can be divided by 16 positive divisors.
The sum of these divisors (counting 80811982) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110100010001011111001110
3
Ternary
12122001200012101
4
Quaternary
10310101133032
5
Quinary
131141440412
6
Senary
12004025314
8
Octal
464213716
10
Decimal
80811982
12
Duodecimal
2309223a
16
Hexadecimal
4d117ce
20
Vigesimal
15519j2
36
Base36
1c42xa
md5
449b6da67541f116399f141ec1380362
sha1
f08224c000ae8b9270f73d8d0e82fc6c8e13be12
sha256
9991eba569e18c7d339bb08fcc63727823f8988cef84824f1e1a22d2536b8180
sha512
d8e5fadbff03e7a8d888aa6ce53f251f01300078675588d3cbe9046365630879f69a65d5a29c45a0d20395a284e7e26f5a53fcf6c30b7412fada4b9a8e4512c1
ripemd-160
52d51f86af0db5ed743e6d5ed9f01cd83e9a0912
Diameter
161623964
Circumference
507756657.94646
Area
2.0516410951175E+16
Volume
2.2106291099879E+24
Surface area
8.2065643804699E+16
Circumference
507756657.94646
Perimeter
323247928
Area
6530576434768324
Diagonal
114285400.94665
Surface area
39183458608609944
Volume
5.2774882529612E+23
Space diagonal
139970458.68434
Perimeter
242435946
Area
2.8278225469327E+15
Altitude
69985229.342171
Surface area
2.8278225469327E+15
Volume
6.2195795521687E+22
Height
38095133.648883