81335377 is an odd 8-digits composite number following 81335376
and preceding 81335378 . In scientific notation, it is written as 8.1335377 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 81284976 positive integers (up to 81335377) that are relatively prime to 81335377.
81335377 has 4 divisors, whose sum is 81385780
The reverse of 81335377 is 77353318
Previous prime number is 1669
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty-one million three hundred thirty-five thousand three hundred seventy-seven
Scientific notation
8.1335377 × 10^7
Engineering notation
8.1335377 × 10^6
Prime Factorization
1669 × 48733
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
81335377
Product of the distinct prime numbers
The prime factorization of 81335377 is 1669 × 48733.
Since it has a total of 2 prime factors.
8 , 3 , 74 , 98 , 225 , 552 , 33 , 4036 , 72095 , 25136 , 131886 , 934896 , 5516887 , 4766463 , 54907313 , 87728225 , 989290339 , 990167133 , 160730434 , 4861717866
n×2
162670754
n×3
244006131
n×4
325341508
n×5
406676885
n÷2
40667688.5
n÷3
27111792.333333
n÷3
20333844.25
n÷5
16267075.4
n2
6615443551732129
n3
5.3806959530235E+23
n4
4.3764093386154E+31
n5
3.5595690346261E+39
2 √n
9018.6128090744
3 √n
433.27120601758
4 √n
94.966377255713
5 √n
38.199343296153
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-81335376
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 81335377 can be divided by 4 positive divisors.
The sum of these divisors (counting 81335377) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110110010001010001010001
3
Ternary
12200001021011101
4
Quaternary
10312101101101
5
Quinary
131310213002
6
Senary
12023144401
8
Octal
466212121
10
Decimal
81335377
12
Duodecimal
232a5101
16
Hexadecimal
4d91451
20
Vigesimal
1586i8h
36
Base36
1cfas1
md5
7d18e88bdce9fc44c9230b206e959ebc
sha1
5097d59e07ce9fd1c4b0b12c50a8fbeb2bbaa8ca
sha256
81dc9c1742b70abea775fe0542aab0962bd1b433ddbd133fe5703c2fa296b822
sha512
52365074d62121751b0fc2f540c952fd48e593a4f4e4b8f92bf9e1d1ea2b267d7bce668a3526fcb342358458e6eb48ba551fbe8fbfd700584c0f08d3c944932f
ripemd-160
bcf2902d2993c1994ccd361769da72727668c3b2
Diameter
162670754
Circumference
511045245.72031
Area
2.078302886236E+16
Volume
2.2538606502959E+24
Surface area
8.3132115449438E+16
Circumference
511045245.72031
Perimeter
325341508
Area
6615443551732129
Diagonal
115025593.25413
Surface area
39692661310392774
Volume
5.3806959530235E+23
Space diagonal
140877005.41677
Perimeter
244006131
Area
2.864571086551E+15
Altitude
70438502.708385
Surface area
2.864571086551E+15
Volume
6.3412109931432E+22
Height
38341864.418043