28285430 is an even 8-digits composite number following 28285429
and preceding 28285431 . In scientific notation, it is written as 2.8285430 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 11314168 positive integers (up to 28285430) that are relatively prime to 28285430.
28285430 has 8 divisors, whose sum is 50913792
The reverse of 28285430 is 03458282
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-eight million two hundred eighty-five thousand four hundred thirty
Scientific notation
2.8285430 × 10^7
Engineering notation
2.8285430 × 10^6
Prime Factorization
2 × 5 × 2828543
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28285430
Product of the distinct prime numbers
The prime factorization of 28285430 is 2 × 5 × 2828543.
Since it has a total of 3 prime factors.
5 , 2 , 31 , 86 , 34 , 328 , 8650 , 2270 , 29220 , 77715 , 759963 , 592971 , 3468796 , 806613 , 58077397 , 64923945 , 59514133 , 750241747 , 3283355991 , 9719367678
n×2
56570860
n×3
84856290
n×4
113141720
n×5
141427150
n÷2
14142715
n÷3
9428476.6666667
n÷3
7071357.5
n÷5
5657086
n2
800065550284900
n3
2.2630198117995E+22
n4
6.4010488475268E+29
n5
1.810564191033E+37
2 √n
5318.4048360387
3 √n
304.68723649331
4 √n
72.927394277039
5 √n
30.925202854163
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
-28285429
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 28285430 can be divided by 8 positive divisors.
The sum of these divisors (counting 28285430) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101011111001100111110110
3
Ternary
1222020001022112
4
Quaternary
1223321213312
5
Quinary
24220113210
6
Senary
2450131022
8
Octal
153714766
10
Decimal
28285430
12
Duodecimal
9580a72
16
Hexadecimal
1af99f6
20
Vigesimal
8gfdba
36
Base36
gu96e
md5
e0167f15ec59ad177641909b2c73b7f9
sha1
441d784cab988b8dff83826a010f1a5bf3380dcf
sha256
f9681594948dc458d589ea017e3cbac90a257fe63e4a97989ce3386aa2cb9f55
sha512
2e814fba6a83f0c7324d278511394c5b3db9021828e218025d21b55cbaa86b9ebb530a4bf78b7f8eabf52c8f42fb9bcd9f9cb1ac6e5da353897500907fdaadbd
ripemd-160
c5b5aa7ec0b2459c7b18c96284d92f4b952fee35
Diameter
56570860
Circumference
177722598.18326
Area
2.5134800551653E+15
Volume
9.4793152209033E+22
Surface area
1.0053920220661E+16
Circumference
177722598.18326
Perimeter
113141720
Area
800065550284900
Diagonal
40001638.723555
Surface area
4800393301709400
Volume
2.2630198117995E+22
Space diagonal
48991801.873933
Perimeter
84856290
Area
3.4643854561975E+14
Altitude
24495900.936966
Surface area
3.4643854561975E+14
Volume
2.6669944248049E+21
Height
13333879.574518