81650147 is an odd 8-digits composite number following 81650146
and preceding 81650148 . In scientific notation, it is written as 8.1650147 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 78350400 positive integers (up to 81650147) that are relatively prime to 81650147.
81650147 has 8 divisors, whose sum is 85015392
The reverse of 81650147 is 74105618
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighty-one million six hundred fifty thousand one hundred forty-seven
Scientific notation
8.1650147 × 10^7
Engineering notation
8.1650147 × 10^6
Prime Factorization
41 × 61 × 32647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
81650147
Product of the distinct prime numbers
The prime factorization of 81650147 is 41 × 61 × 32647.
Since it has a total of 3 prime factors.
3 , 1 , 92 , 99 , 98 , 429 , 969 , 6134 , 80039 , 51523 , 880076 , 754299 , 6648235 , 9872844 , 11052078 , 32114933 , 180744178 , 860183468 , 4633829835 , 7468459640
n×2
163300294
n×3
244950441
n×4
326600588
n×5
408250735
n÷2
40825073.5
n÷3
27216715.666667
n÷3
20412536.75
n÷5
16330029.4
n2
6666746505121609
n3
5.4434083215492E+23
n4
4.4445508963551E+31
n5
3.6289823403638E+39
2 √n
9036.0470892974
3 √n
433.82941011627
4 √n
95.058124793714
5 √n
38.228864121036
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
-81650146
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 81650147 can be divided by 8 positive divisors.
The sum of these divisors (counting 81650147) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110111011110000111100011
3
Ternary
12200122020221112
4
Quaternary
10313132013203
5
Quinary
131400301042
6
Senary
12034013535
8
Octal
467360743
10
Decimal
81650147
12
Duodecimal
234172ab
16
Hexadecimal
4dde1e3
20
Vigesimal
15a6577
36
Base36
1cm1nn
md5
3a83d52221a94ca566c27c95516dfdb4
sha1
7ad8e0542ebfb59268c47bf3f4ccdc5852f62a2a
sha256
cc7c3db9b27c6652baf0f738b622e305b88ca6aba383551c223c98fe3bc02a3d
sha512
9d6df5945c94e6109992bef013437346320a2760565a95ed927cbdb22e24c716c5f426f232d0df0bcbe542f4b162d6ea53724a0efc0e1992b760b6e356e3cde9
ripemd-160
45ea51f2f779772810f9473c554ad3bab36a7fd0
Diameter
163300294
Circumference
513023003.95945
Area
2.0944201843835E+16
Volume
2.2801295457958E+24
Surface area
8.3776807375342E+16
Circumference
513023003.95945
Perimeter
326600588
Area
6666746505121609
Diagonal
115470745.25716
Surface area
40000479030729654
Volume
5.4434083215492E+23
Space diagonal
141422203.04947
Perimeter
244950441
Area
2.8867859170132E+15
Altitude
70711101.524734
Surface area
2.8867859170132E+15
Volume
6.4151182282245E+22
Height
38490248.419052