28434809 is an odd 8-digits composite number following 28434808
and preceding 28434810 . In scientific notation, it is written as 2.8434809 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 26247504 positive integers (up to 28434809) that are relatively prime to 28434809.
28434809 has 4 divisors, whose sum is 30622116
The reverse of 28434809 is 90843482
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-eight million four hundred thirty-four thousand eight hundred nine
Scientific notation
2.8434809 × 10^7
Engineering notation
2.8434809 × 10^6
Prime Factorization
13 × 2187293
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28434809
Product of the distinct prime numbers
The prime factorization of 28434809 is 13 × 2187293.
Since it has a total of 2 prime factors.
4 , 7 , 47 , 30 , 576 , 101 , 6363 , 7874 , 63703 , 1164 , 425126 , 107019 , 9839145 , 7701084 , 74018057 , 27474780 , 868695807 , 31246559 , 5057601699 , 8791026069
n×2
56869618
n×3
85304427
n×4
113739236
n×5
142174045
n÷2
14217404.5
n÷3
9478269.6666667
n÷3
7108702.25
n÷5
5686961.8
n2
808538362866481
n3
2.2990633917281E+22
n4
6.5373428422681E+29
n5
1.8588809508741E+37
2 √n
5332.4299339044
3 √n
305.22265923455
4 √n
73.023488919008
5 √n
30.957798066999
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28434808
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28434809 can be divided by 4 positive divisors.
The sum of these divisors (counting 28434809) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100011110000101111001
3
Ternary
1222111122020002
4
Quaternary
1230132011321
5
Quinary
24234403214
6
Senary
2453242345
8
Octal
154360571
10
Decimal
28434809
12
Duodecimal
96333b5
16
Hexadecimal
1b1e179
20
Vigesimal
8he709
36
Base36
gxgft
md5
98741cb50869ace166d9e13be8684a82
sha1
d3de421392f291022de0f019a30cdefab00c9078
sha256
1e9f3e15a29cbdd7b44fb025891da20658be693bad813e674cbe81962f613527
sha512
5c4e69812908e58ea88fdeb581b9008268c92e8b6c9f333470b4b0ac67bca59954eb961402be69b0e8766cba1ce9b9dae3cc6e3c78b5f117e650daf360d9eb38
ripemd-160
737c9be95c726842199d2530c5b931f9ce528374
Diameter
56869618
Circumference
178661174.12126
Area
2.5400981809269E+15
Volume
9.6302942154537E+22
Surface area
1.0160392723707E+16
Circumference
178661174.12126
Perimeter
113739236
Area
808538362866481
Diagonal
40212892.531289
Surface area
4851230177198886
Volume
2.2990633917281E+22
Space diagonal
49250533.891517
Perimeter
85304427
Area
3.5010738108833E+14
Altitude
24625266.945758
Surface area
3.5010738108833E+14
Volume
2.7094721911145E+21
Height
13404297.51043