81446324 is an even 8-digits composite number following 81446323
and preceding 81446325 . In scientific notation, it is written as 8.1446324 × 10^7.
The sum of its digits is 32. It has a total of 5 prime factors and 24 positive divisors.
There are 39381120 positive integers (up to 81446324) that are relatively prime to 81446324.
81446324 has 24 divisors, whose sum is 147275688
The reverse of 81446324 is 42364418
Previous prime number is 173
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
eighty-one million four hundred forty-six thousand three hundred twenty-four
Scientific notation
8.1446324 × 10^7
Engineering notation
8.1446324 × 10^6
Prime Factorization
2 × 2 × 37 × 173 × 3181
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
40723162
Product of the distinct prime numbers
The prime factorization of 81446324 is 2 × 2 × 37 × 173 × 3181.
Since it has a total of 5 prime factors.
6 , 9 , 82 , 70 , 919 , 910 , 3253 , 768 , 9740 , 16102 , 326907 , 426995 , 7282772 , 2590170 , 85611938 , 34754844 , 81675070 , 748050426 , 693115662 , 938821981
n×2
162892648
n×3
244338972
n×4
325785296
n×5
407231620
n÷2
40723162
n÷3
27148774.666667
n÷3
20361581
n÷5
16289264.8
n2
6633503693112976
n3
5.4027449104448E+23
n4
4.4003371246543E+31
n5
3.5839128316383E+39
2 √n
9024.7617143058
3 √n
433.46812033224
4 √n
94.998745856489
5 √n
38.209758916424
1 , 2 , 4 , 37 , 74 , 148 , 173 , 346 , 692 , 3181 , 6362 , 6401 , 12724 , 12802 , 25604 , 117697 , 235394 , 470788 , 550313 , 1100626 , 2201252 , 20361581 , 40723162 , 81446324
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81446323
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81446324 can be divided by 24 positive divisors.
The sum of these divisors (counting 81446324) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110110101100010110110100
3
Ternary
12200020220100112
4
Quaternary
10312230112310
5
Quinary
131322240244
6
Senary
12025402152
8
Octal
466542664
10
Decimal
81446324
12
Duodecimal
23339358
16
Hexadecimal
4dac5b4
20
Vigesimal
1590fg4
36
Base36
1chodw
md5
1be85bad9045f7e7f3b18f688926c9b1
sha1
2be0c5cbebcfd2f02ff4cd77d81d0d5bc99aa3c9
sha256
11263cf4d4c870af94aa8f6f69032553d2b202c2ca3509e9681ebbd547ecf69d
sha512
5b9ef96daa9f24e013d91f69758470aff2dc5549a5c4d27fc483a861584d6d86cb9aec3b649f2ca505ba53e360aac5df5b09be95331ae592e262ef1b3b27e9b0
ripemd-160
71b8e2a5ab110c1064f9de1d847d626c1ee2f5cc
Diameter
162892648
Circumference
511742346.28059
Area
2.0839766469844E+16
Volume
2.2630964959831E+24
Surface area
8.3359065879378E+16
Circumference
511742346.28059
Perimeter
325785296
Area
6633503693112976
Diagonal
115182496.00623
Surface area
39801022158677856
Volume
5.4027449104448E+23
Space diagonal
141069171.25772
Perimeter
244338972
Area
2.8723913571669E+15
Altitude
70534585.628858
Surface area
2.8723913571669E+15
Volume
6.367195938661E+22
Height
38394165.335411