28132912 is an even 8-digits composite number following 28132911
and preceding 28132913 . In scientific notation, it is written as 2.8132912 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 10 positive divisors.
There are 14066448 positive integers (up to 28132912) that are relatively prime to 28132912.
28132912 has 10 divisors, whose sum is 54507548
The reverse of 28132912 is 21923182
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty-eight million one hundred thirty-two thousand nine hundred twelve
Scientific notation
2.8132912 × 10^7
Engineering notation
2.8132912 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 1758307
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
3516614
Product of the distinct prime numbers
The prime factorization of 28132912 is 2 × 2 × 2 × 2 × 1758307.
Since it has a total of 5 prime factors.
2 , 4 , 99 , 41 , 603 , 74 , 9766 , 3892 , 20332 , 57616 , 726667 , 732779 , 5588738 , 7375165 , 21647296 , 89804545 , 428302967 , 799693874 , 7768776632 , 4805322701
n×2
56265824
n×3
84398736
n×4
112531648
n×5
140664560
n÷2
14066456
n÷3
9377637.3333333
n÷3
7033228
n÷5
5626582.4
n2
791460737599744
n3
2.2266095282349E+22
n4
6.2641009916193E+29
n5
1.7622740195634E+37
2 √n
5304.0467569583
3 √n
304.13861407222
4 √n
72.828886830421
5 √n
30.891780302731
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28132911
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28132912 can be divided by 10 positive divisors.
The sum of these divisors (counting 28132912) is 1, the average is 0.1.
Base
System
Value
2
Binary
1101011010100011000110000
3
Ternary
1221221022002201
4
Quaternary
1223110120300
5
Quinary
24200223122
6
Senary
2442552544
8
Octal
153243060
10
Decimal
28132912
12
Duodecimal
9508754
16
Hexadecimal
1ad4630
20
Vigesimal
8fgc5c
36
Base36
gqzhs
md5
b0493c28959a386bd1b9393b3f00aefe
sha1
96f12c086c79dc684a488206f9858be35a2c2785
sha256
ebef90e05360b9aff001b4217e3c8000ff738aefdbabb298d09abc0509cf8764
sha512
f8e0b6a728748da67f725e40e3c8582653f79825fbb40c539af5457ac6a740323929d9d2c28071fdb887034dd491573873931a1ad4ef275288e45ebf0e3ad051
ripemd-160
cf261e2a438713ec4483f347cd3575ca2e27f3df
Diameter
56265824
Circumference
176764299.32658
Area
2.4864472388481E+15
Volume
9.3268001817543E+22
Surface area
9.9457889553925E+15
Circumference
176764299.32658
Perimeter
112531648
Area
791460737599744
Diagonal
39785945.699449
Surface area
4748764425598464
Volume
2.2266095282349E+22
Space diagonal
48727632.948864
Perimeter
84398736
Area
3.4271255242967E+14
Altitude
24363816.474432
Surface area
3.4271255242967E+14
Volume
2.6240844941158E+21
Height
13261981.899816