28931733 is an odd 8-digits composite number following 28931732
and preceding 28931734 . In scientific notation, it is written as 2.8931733 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 18839016 positive integers (up to 28931733) that are relatively prime to 28931733.
28931733 has 12 divisors, whose sum is 42762720
The reverse of 28931733 is 33713982
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million nine hundred thirty-one thousand seven hundred thirty-three
Scientific notation
2.8931733 × 10^7
Engineering notation
2.8931733 × 10^6
Prime Factorization
3 × 3 × 43 × 74759
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9643911
Product of the distinct prime numbers
The prime factorization of 28931733 is 3 × 3 × 43 × 74759.
Since it has a total of 4 prime factors.
4 , 6 , 3 , 90 , 898 , 946 , 4913 , 4823 , 12328 , 11262 , 65621 , 628636 , 8158904 , 4021963 , 29812277 , 81747590 , 915481321 , 553402970 , 2373589400 , 8958929190
n×2
57863466
n×3
86795199
n×4
115726932
n×5
144658665
n÷2
14465866.5
n÷3
9643911
n÷3
7232933.25
n÷5
5786346.6
n2
837045174383289
n3
2.4217167494196E+22
n4
7.0064462395835E+29
n5
2.0270863188248E+37
2 √n
5378.8226406901
3 √n
306.99041516051
4 √n
73.34045705264
5 √n
31.065252626544
1 , 3 , 9 , 43 , 129 , 387 , 74759 , 224277 , 672831 , 3214637 , 9643911 , 28931733
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28931732
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28931733 can be divided by 12 positive divisors.
The sum of these divisors (counting 28931733) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101110010111011010010101
3
Ternary
2000102212212200
4
Quaternary
1232113122111
5
Quinary
24401303413
6
Senary
2512035113
8
Octal
156273225
10
Decimal
28931733
12
Duodecimal
9832a99
16
Hexadecimal
1b97695
20
Vigesimal
90g96d
36
Base36
h83v9
md5
3c19817bdc48cca3b639de37ff3d8663
sha1
9b9208e45a2673c28ac5e83994f2b64fc46d2d94
sha256
d4150f791b5b20e76fd506bd1f277ce71a8909c3b47f0c63cb5be148101499a1
sha512
4445a29cfe5704123cd0cfbebe75063fba7191c2e7bdf0ba8a27b7e53d36a329af65cf1af2001360d8f927cce377a4083959caadd5bea8acb603caa6a1145366
ripemd-160
568530ee96b6b996d58acf71a328a649f3b4f129
Diameter
57863466
Circumference
181783439.69684
Area
2.6296549705653E+15
Volume
1.0144063398736E+23
Surface area
1.0518619882261E+16
Circumference
181783439.69684
Perimeter
115726932
Area
837045174383289
Diagonal
40915649.191557
Surface area
5022271046299734
Volume
2.4217167494196E+22
Space diagonal
50111231.507017
Perimeter
86795199
Area
3.6245119256555E+14
Altitude
25055615.753509
Surface area
3.6245119256555E+14
Volume
2.8540205593794E+21
Height
13638549.730519