83281689 is an odd 8-digits composite number following 83281688
and preceding 83281690 . In scientific notation, it is written as 8.3281689 × 10^7.
The sum of its digits is 45. It has a total of 5 prime factors and 28 positive divisors.
There are 53096472 positive integers (up to 83281689) that are relatively prime to 83281689.
83281689 has 28 divisors, whose sum is 130320576
The reverse of 83281689 is 98618238
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-three million two hundred eighty-one thousand six hundred eighty-nine
Scientific notation
8.3281689 × 10^7
Engineering notation
8.3281689 × 10^6
Prime Factorization
27 × 3 × 9 × 23 × 4967
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
83281689
Product of the distinct prime numbers
The prime factorization of 83281689 is 27 × 3 × 9 × 23 × 4967.
Since it has a total of 5 prime factors.
6 , 7 , 10 , 89 , 685 , 531 , 8027 , 80 , 61685 , 54255 , 736093 , 29574 , 3584907 , 6814689 , 23405233 , 87379582 , 355608864 , 16168595 , 3115266659 , 8604401368
n×2
166563378
n×3
249845067
n×4
333126756
n×5
416408445
n÷2
41640844.5
n÷3
27760563
n÷3
20820422.25
n÷5
16656337.8
n2
6935839722692721
n3
5.7762844673914E+23
n4
4.8105872658882E+31
n5
4.0063383258506E+39
2 √n
9125.8801767282
3 √n
436.69998276063
4 √n
95.529472817179
5 √n
38.380436077169
1 , 3 , 9 , 23 , 27 , 69 , 81 , 207 , 243 , 621 , 729 , 1863 , 4967 , 5589 , 14901 , 16767 , 44703 , 114241 , 134109 , 342723 , 402327 , 1028169 , 1206981 , 3084507 , 3620943 , 9253521 , 27760563 , 83281689
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-83281688
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 83281689 can be divided by 28 positive divisors.
The sum of these divisors (counting 83281689) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100111101101100011100011001
3
Ternary
12210201011000000
4
Quaternary
10331230130121
5
Quinary
132310003224
6
Senary
12133003213
8
Octal
475543431
10
Decimal
83281689
12
Duodecimal
23a83509
16
Hexadecimal
4f6c719
20
Vigesimal
160a449
36
Base36
1dl0k9
md5
758f242cd2c39943738533c9af3dcbe0
sha1
10ba58517656c34df1d6f67b9541e4564313da3a
sha256
e05123b5f28b5609d5b87bd7ce892ae743e1643778567fc31b460e7806727227
sha512
e53fb57395e6b3711c58be0f5bcdd1757daf48bd1d41f35dd57afa2068d1490b8d8a1c3e87aeecfffaefd1a7c71394093ccac4c9a68323d1628c378ff238e5b1
ripemd-160
186abb2fbe7b5def555c98e67a1c838b01592314
Diameter
166563378
Circumference
523274284.6819
Area
2.1789583119288E+16
Volume
2.4195643797069E+24
Surface area
8.7158332477151E+16
Circumference
523274284.6819
Perimeter
333126756
Area
6935839722692721
Diagonal
117778094.08114
Surface area
41615038336156326
Volume
5.7762844673914E+23
Space diagonal
144248116.68815
Perimeter
249845067
Area
3.0033066982146E+15
Altitude
72124058.344075
Surface area
3.0033066982146E+15
Volume
6.8074165282583E+22
Height
39259364.693713