28392561 is an odd 8-digits composite number following 28392560
and preceding 28392562 . In scientific notation, it is written as 2.8392561 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 6 positive divisors.
There are 18928368 positive integers (up to 28392561) that are relatively prime to 28392561.
28392561 has 6 divisors, whose sum is 41011490
The reverse of 28392561 is 16529382
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-eight million three hundred ninety-two thousand five hundred sixty-one
Scientific notation
2.8392561 × 10^7
Engineering notation
2.8392561 × 10^6
Prime Factorization
3 × 3 × 3154729
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9464187
Product of the distinct prime numbers
The prime factorization of 28392561 is 3 × 3 × 3154729.
Since it has a total of 3 prime factors.
1 , 1 , 86 , 25 , 407 , 943 , 4600 , 830 , 1089 , 6049 , 158947 , 405456 , 6925630 , 5590885 , 23078030 , 96802866 , 931956575 , 410407935 , 8652959423 , 5333952455
n×2
56785122
n×3
85177683
n×4
113570244
n×5
141962805
n÷2
14196280.5
n÷3
9464187
n÷3
7098140.25
n÷5
5678512.2
n2
806137520138721
n3
2.2888308714927E+22
n4
6.4985770137541E+29
n5
1.8451124427621E+37
2 √n
5328.467040341
3 √n
305.07141926896
4 √n
72.996349500101
5 √n
30.948593271198
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28392560
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28392561 can be divided by 6 positive divisors.
The sum of these divisors (counting 28392561) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1101100010011110001110001
3
Ternary
1222102111021100
4
Quaternary
1230103301301
5
Quinary
24232030221
6
Senary
2452315013
8
Octal
154236161
10
Decimal
28392561
12
Duodecimal
9612a69
16
Hexadecimal
1b13c71
20
Vigesimal
8h9181
36
Base36
gwju9
md5
03228d2c8e093754405e206cf6282a1e
sha1
1106b949808251944ab624da89f2470b61494d78
sha256
612baba94b35178647ec49bd23f7d8691af81b866031329d0521cf1b25d093c1
sha512
c25a45a0efb7e5f92ffe206bdeafc89f1dde85c714eb3898b545dfc9ff0a19df74a253d89b85b0de0d9d2bf273067134c68dcbacd4c8b8e49098cceaf8e39e30
ripemd-160
e2315cccabd27adc449a10f5c97cfb5afa82a81c
Diameter
56785122
Circumference
178395722.1084
Area
2.5325557110509E+15
Volume
9.5874323349215E+22
Surface area
1.0130222844204E+16
Circumference
178395722.1084
Perimeter
113570244
Area
806137520138721
Diagonal
40153144.836705
Surface area
4836825120832326
Volume
2.2888308714927E+22
Space diagonal
49177358.208999
Perimeter
85177683
Area
3.4906778569196E+14
Altitude
24588679.104499
Surface area
3.4906778569196E+14
Volume
2.6974130503694E+21
Height
13384381.612235