83661288 is an even 8-digits composite number following 83661287
and preceding 83661289 . In scientific notation, it is written as 8.3661288 × 10^7.
The sum of its digits is 42. It has a total of 6 prime factors and 32 positive divisors.
There are 26530560 positive integers (up to 83661288) that are relatively prime to 83661288.
83661288 has 32 divisors, whose sum is 160997760
The reverse of 83661288 is 88216638
Previous prime number is 71
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighty-three million six hundred sixty-one thousand two hundred eighty-eight
Scientific notation
8.3661288 × 10^7
Engineering notation
8.3661288 × 10^6
Prime Factorization
2 × 2 × 2 × 87 × 71 × 1693
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
20915322
Product of the distinct prime numbers
The prime factorization of 83661288 is 2 × 2 × 2 × 87 × 71 × 1693.
Since it has a total of 6 prime factors.
1 , 7 , 98 , 69 , 567 , 845 , 2307 , 1398 , 41683 , 11106 , 787674 , 230133 , 1090558 , 3524592 , 36922189 , 7915355 , 992215256 , 24915988 , 6567901508 , 7155219136
n×2
167322576
n×3
250983864
n×4
334645152
n×5
418306440
n÷2
41830644
n÷3
27887096
n÷3
20915322
n÷5
16732257.6
n2
6999211109818944
n3
5.8556301643136E+23
n4
4.8988956159813E+31
n5
4.0984791701055E+39
2 √n
9146.6544703514
3 √n
437.36247192906
4 √n
95.638143386159
5 √n
38.415360164678
1 , 2 , 4 , 8 , 71 , 87 , 142 , 174 , 284 , 348 , 568 , 696 , 1693 , 3386 , 6177 , 6772 , 12354 , 13544 , 24708 , 49416 , 120203 , 147291 , 240406 , 294582 , 480812 , 589164 , 961624 , 1178328 , 10457661 , 20915322 , 41830644 , 83661288
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83661287
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83661288 can be divided by 32 positive divisors.
The sum of these divisors (counting 83661288) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100111111001001000111101000
3
Ternary
12211102102201020
4
Quaternary
10333021013220
5
Quinary
132404130123
6
Senary
12145052440
8
Octal
477110750
10
Decimal
83661288
12
Duodecimal
24027120
16
Hexadecimal
4fc91e8
20
Vigesimal
162hd48
36
Base36
1dt5go
md5
21c9c545936abe9354922267dd75b7ab
sha1
d39adf05b13e8544ce811caa90d308dff6dc367b
sha256
7dc281b5c6d6c2ef4e02219e73d44d31c5f641d0f028780da9b4ca89d32a5053
sha512
0aad42b344dec63c446d774f3d6d2dd4fa768f0c633a7a1b49fa9995a24644e7c9c3adb51b1500d8ec3b32d53d2655644fbccf44bcd2dae4522350c1c68754da
ripemd-160
1a227a8a6bc847a9a8e6d98a2fd706ee4f9fc713
Diameter
167322576
Circumference
525659375.54132
Area
2.1988670203531E+16
Volume
2.4528006275129E+24
Surface area
8.7954680814125E+16
Circumference
525659375.54132
Perimeter
334645152
Area
6999211109818944
Diagonal
118314928.1352
Surface area
41995266658913664
Volume
5.8556301643136E+23
Space diagonal
144905601.44265
Perimeter
250983864
Area
3.0307473137767E+15
Altitude
72452800.721326
Surface area
3.0307473137767E+15
Volume
6.9009263288444E+22
Height
39438309.3784