83661261 is an odd 8-digits composite number following 83661260
and preceding 83661262 . In scientific notation, it is written as 8.3661261 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 54883584 positive integers (up to 83661261) that are relatively prime to 83661261.
83661261 has 16 divisors, whose sum is 113340864
The reverse of 83661261 is 16216638
Previous prime number is 997
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighty-three million six hundred sixty-one thousand two hundred sixty-one
Scientific notation
8.3661261 × 10^7
Engineering notation
8.3661261 × 10^6
Prime Factorization
3 × 83 × 997 × 337
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
83661261
Product of the distinct prime numbers
The prime factorization of 83661261 is 3 × 83 × 997 × 337.
Since it has a total of 4 prime factors.
8 , 4 , 55 , 76 , 561 , 180 , 5700 , 5117 , 16289 , 45502 , 480471 , 328996 , 8996219 , 511814 , 57316293 , 61530327 , 377702979 , 13721992 , 5341486213 , 7301923872
n×2
167322522
n×3
250983783
n×4
334645044
n×5
418306305
n÷2
41830630.5
n÷3
27887087
n÷3
20915315.25
n÷5
16732252.2
n2
6999206592110121
n3
5.8556244949545E+23
n4
4.8988892919038E+31
n5
4.0984725566007E+39
2 √n
9146.6529944018
3 √n
437.36242487907
4 √n
95.638135669835
5 √n
38.41535768512
1 , 3 , 83 , 249 , 337 , 997 , 1011 , 2991 , 27971 , 82751 , 83913 , 248253 , 335989 , 1007967 , 27887087 , 83661261
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83661260
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83661261 can be divided by 16 positive divisors.
The sum of these divisors (counting 83661261) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111111001001000111001101
3
Ternary
12211102102200020
4
Quaternary
10333021013031
5
Quinary
132404130021
6
Senary
12145052353
8
Octal
477110715
10
Decimal
83661261
12
Duodecimal
240270b9
16
Hexadecimal
4fc91cd
20
Vigesimal
162hd31
36
Base36
1dt5fx
md5
6a3b694231ba2d646e998507ba4dccdf
sha1
a5b4ee48f4a92b98263de532a0f522e0d55b2550
sha256
c7da18f2a9dc7d863a1260d97a9472b93cf0b8a6398750f3f777c2b79a62603f
sha512
64b7c7a72dc2a15c691c6c854b0376811031f8878c74c32708bc7f10ca49b9be3926d1885509faf441f05cfe2c10da3890b79cd0df4558d4553bd3856943d67a
ripemd-160
23c09b12d301ed23249940ff3f81390ee65bd330
Diameter
167322522
Circumference
525659205.89532
Area
2.198865601073E+16
Volume
2.4527982527372E+24
Surface area
8.7954624042922E+16
Circumference
525659205.89532
Perimeter
334645044
Area
6999206592110121
Diagonal
118314889.95144
Surface area
41995239552660726
Volume
5.8556244949545E+23
Space diagonal
144905554.67728
Perimeter
250983783
Area
3.0307453575514E+15
Altitude
72452777.33864
Surface area
3.0307453575514E+15
Volume
6.9009196474406E+22
Height
39438296.650478