28932431 is an odd 8-digits composite number following 28932430
and preceding 28932432 . In scientific notation, it is written as 2.8932431 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 26117520 positive integers (up to 28932431) that are relatively prime to 28932431.
28932431 has 8 divisors, whose sum is 29376624
The reverse of 28932431 is 13423982
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-eight million nine hundred thirty-two thousand four hundred thirty-one
Scientific notation
2.8932431 × 10^7
Engineering notation
2.8932431 × 10^6
Prime Factorization
121 × 157 × 1523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28932431
Product of the distinct prime numbers
The prime factorization of 28932431 is 121 × 157 × 1523.
Since it has a total of 3 prime factors.
4 , 7 , 12 , 21 , 366 , 362 , 1975 , 8451 , 41347 , 73307 , 430729 , 622619 , 6600609 , 7697823 , 93714270 , 71776862 , 9737526 , 251774066 , 4255271544 , 5507374580
n×2
57864862
n×3
86797293
n×4
115729724
n×5
144662155
n÷2
14466215.5
n÷3
9644143.6666667
n÷3
7233107.75
n÷5
5786486.2
n2
837085563569761
n3
2.4218920309078E+22
n4
7.007122407369E+29
n5
2.0273308555976E+37
2 √n
5378.8875243864
3 √n
306.99288393285
4 √n
73.340899397174
5 √n
31.065402519653
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28932430
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28932431 can be divided by 8 positive divisors.
The sum of these divisors (counting 28932431) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110010111100101001111
3
Ternary
2000102220211112
4
Quaternary
1232113211033
5
Quinary
24401314211
6
Senary
2512042235
8
Octal
156274517
10
Decimal
28932431
12
Duodecimal
983337b
16
Hexadecimal
1b9794f
20
Vigesimal
90gb1b
36
Base36
h84en
md5
5dacf837c74b5d92134914149198d330
sha1
53c06bd969f093498c08ffc533e310d4b416f683
sha256
1683fe92367e69f25c2c4d189b1f1c12e791e121620957f378d1bd1982bdc749
sha512
d3ff9b94e645e022da580535830a2a1295dc4536cd443b32a62ce7a7b8506360de9f1401b09cea188f552cc93659d8bcc66ac748be675b60cd2e6eb2270b6582
ripemd-160
d18b0480a12c422d273234dd53df436453afde9f
Diameter
57864862
Circumference
181787825.36019
Area
2.6297818569368E+15
Volume
1.0144797616117E+23
Surface area
1.0519127427747E+16
Circumference
181787825.36019
Perimeter
115729724
Area
837085563569761
Diagonal
40916636.312624
Surface area
5022513381418566
Volume
2.4218920309078E+22
Space diagonal
50112440.478481
Perimeter
86797293
Area
3.6246868159631E+14
Altitude
25056220.23924
Surface area
3.6246868159631E+14
Volume
2.8542271305943E+21
Height
13638878.770875