81362017 is an odd 8-digits composite number following 81362016
and preceding 81362018 . In scientific notation, it is written as 8.1362017 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 66584320 positive integers (up to 81362017) that are relatively prime to 81362017.
81362017 has 8 divisors, whose sum is 88990272
The reverse of 81362017 is 71026318
Previous prime number is 391
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty-one million three hundred sixty-two thousand seventeen
Scientific notation
8.1362017 × 10^7
Engineering notation
8.1362017 × 10^6
Prime Factorization
11 × 391 × 18917
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81362017
Product of the distinct prime numbers
The prime factorization of 81362017 is 11 × 391 × 18917.
Since it has a total of 3 prime factors.
8 , 2 , 82 , 35 , 15 , 165 , 8722 , 7861 , 4285 , 24416 , 687431 , 327793 , 4535931 , 8649229 , 92147552 , 46815661 , 875416075 , 791655543 , 7841508447 , 2856774436
n×2
162724034
n×3
244086051
n×4
325448068
n×5
406810085
n÷2
40681008.5
n÷3
27120672.333333
n÷3
20340504.25
n÷5
16272403.4
n2
6619777810308289
n3
5.3859847473853E+23
n4
4.382145825785E+31
n5
3.56540223174E+39
2 √n
9020.089633701
3 √n
433.31850435777
4 √n
94.974152450554
5 √n
38.201845275602
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
-81362016
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 81362017 can be divided by 8 positive divisors.
The sum of these divisors (counting 81362017) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110110010111110001100001
3
Ternary
12200002121201001
4
Quaternary
10312113301201
5
Quinary
131312041032
6
Senary
12023512001
8
Octal
466276141
10
Decimal
81362017
12
Duodecimal
232b8601
16
Hexadecimal
4d97c61
20
Vigesimal
158a50h
36
Base36
1cfvc1
md5
1c3ae6f2dd7328be2fe485d9af352e02
sha1
1d182a374f617d30c5f406bb95c983a3151507e6
sha256
3076019b39744256f3441c7ccd4eba60517d98534ce1278bf4b89d6a3e4fa439
sha512
2e195c5dcfa2e889bf57c7d8e7fe859c220a80e7e51e56f04da718a597861b9c42bb8c92afebd401c5bf5693f99a1f2bed59de48e5917fe2eb82e3761ce63d38
ripemd-160
385de1568fea2501c2d8b36d69e7ac6d41478e22
Diameter
162724034
Circumference
511212629.7769
Area
2.0796645337261E+16
Volume
2.2560760152976E+24
Surface area
8.3186581349045E+16
Circumference
511212629.7769
Perimeter
325448068
Area
6619777810308289
Diagonal
115063267.90343
Surface area
39718666861849734
Volume
5.3859847473853E+23
Space diagonal
140923147.25028
Perimeter
244086051
Area
2.8664478755678E+15
Altitude
70461573.625141
Surface area
2.8664478755678E+15
Volume
6.3474438970724E+22
Height
38354422.634477