28936431 is an odd 8-digits composite number following 28936430
and preceding 28936432 . In scientific notation, it is written as 2.8936431 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 18156096 positive integers (up to 28936431) that are relatively prime to 28936431.
28936431 has 8 divisors, whose sum is 34043040
The reverse of 28936431 is 13463982
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million nine hundred thirty-six thousand four hundred thirty-one
Scientific notation
2.8936431 × 10^7
Engineering notation
2.8936431 × 10^6
Prime Factorization
9 × 17 × 189127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28936431
Product of the distinct prime numbers
The prime factorization of 28936431 is 9 × 17 × 189127.
Since it has a total of 3 prime factors.
4 , 7 , 79 , 37 , 238 , 3 , 7272 , 2092 , 80382 , 19089 , 148843 , 870809 , 3890740 , 6092964 , 47590444 , 2335513 , 752354474 , 598688415 , 7310213876 , 8512493427
n×2
57872862
n×3
86809293
n×4
115745724
n×5
144682155
n÷2
14468215.5
n÷3
9645477
n÷3
7234107.75
n÷5
5787286.2
n2
837317039017761
n3
2.4228966724662E+22
n4
7.0109982382947E+29
n5
2.0287326676354E+37
2 √n
5379.2593356335
3 √n
307.00703085964
4 √n
73.34343416853
5 √n
31.066261450165
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
-28936430
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 28936431 can be divided by 8 positive divisors.
The sum of these divisors (counting 28936431) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110011000100011101111
3
Ternary
2000110010022200
4
Quaternary
1232120203233
5
Quinary
24401431211
6
Senary
2512112543
8
Octal
156304357
10
Decimal
28936431
12
Duodecimal
9835753
16
Hexadecimal
1b988ef
20
Vigesimal
90h11b
36
Base36
h87hr
md5
a47c1ba895b5fa00fad041e36a81174c
sha1
02f5342343008062648cd89087f23f525f9ee7bf
sha256
27863afd8e41ec82dcd76439972927febd17aba81ccda222ba3d74c9247e3bcf
sha512
7748ef64147f0b823f5595b64e218510823effea7b449ce0cf859ab9b823173c0564addc0370a5441b01081e84513da08934c2aaab2f2bd19c6dd07b023dd192
ripemd-160
772fb2e5fe022d3e80668336b07d98fabadf3d2a
Diameter
57872862
Circumference
181812958.10142
Area
2.6305090585038E+15
Volume
1.0149005848836E+23
Surface area
1.0522036234015E+16
Circumference
181812958.10142
Perimeter
115745724
Area
837317039017761
Diagonal
40922293.166873
Surface area
5023902234106566
Volume
2.4228966724662E+22
Space diagonal
50119368.681711
Perimeter
86809293
Area
3.6256891340547E+14
Altitude
25059684.340856
Surface area
3.6256891340547E+14
Volume
2.8554111120253E+21
Height
13640764.388958