28421609 is an odd 8-digits composite number following 28421608
and preceding 28421610 . In scientific notation, it is written as 2.8421609 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 28214016 positive integers (up to 28421609) that are relatively prime to 28421609.
28421609 has 4 divisors, whose sum is 28629204
The reverse of 28421609 is 90612482
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-eight million four hundred twenty-one thousand six hundred nine
Scientific notation
2.8421609 × 10^7
Engineering notation
2.8421609 × 10^6
Prime Factorization
137 × 207457
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28421609
Product of the distinct prime numbers
The prime factorization of 28421609 is 137 × 207457.
Since it has a total of 2 prime factors.
4 , 6 , 19 , 22 , 596 , 379 , 492 , 5678 , 76032 , 91190 , 421398 , 823337 , 8670994 , 3601347 , 62046022 , 56522741 , 819943428 , 533786886 , 1021334792 , 2433215266
n×2
56843218
n×3
85264827
n×4
113686436
n×5
142108045
n÷2
14210804.5
n÷3
9473869.6666667
n÷3
7105402.25
n÷5
5684321.8
n2
807787858148881
n3
2.2958630659255E+22
n4
6.5252122377276E+29
n5
1.8545703086271E+37
2 √n
5331.1920805764
3 √n
305.17542179516
4 √n
73.015012706815
5 √n
30.954923288866
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
-28421608
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 28421609 can be divided by 4 positive divisors.
The sum of these divisors (counting 28421609) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101100011010110111101001
3
Ternary
1222110222010012
4
Quaternary
1230122313221
5
Quinary
24233442414
6
Senary
2453101305
8
Octal
154326751
10
Decimal
28421609
12
Duodecimal
9627835
16
Hexadecimal
1b1ade9
20
Vigesimal
8hce09
36
Base36
gx695
md5
ae3318a36f5802cc042186a36ce9c2de
sha1
3ef592b44e9fc9f01bb94f023f2706c187c83a4c
sha256
9ba9d4e69044615cc08708c439c54171c068281ebbf7d08e9a53f3f04f5d31de
sha512
4eed0968f171ea59fbd084c2bc7a2f1cc7ea17aff3ae183406f5b58e64c1ad0accf5a2aecda03c53ac36144bddfae596c0fc283e319c6c74254312241c8e7d95
ripemd-160
87bae7ab3caefc7c27cd475eaf8dbebe05fee4b9
Diameter
56843218
Circumference
178578236.0752
Area
2.5377404008196E+15
Volume
9.6168887220796E+22
Surface area
1.0150961603278E+16
Circumference
178578236.0752
Perimeter
113686436
Area
807787858148881
Diagonal
40194224.912265
Surface area
4846727148893286
Volume
2.2958630659255E+22
Space diagonal
49227670.820857
Perimeter
85264827
Area
3.4978240301278E+14
Altitude
24613835.410428
Surface area
3.4978240301278E+14
Volume
2.7057005709861E+21
Height
13398074.970755