28672009 is an odd 8-digits composite number following 28672008
and preceding 28672010 . In scientific notation, it is written as 2.8672009 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 28625940 positive integers (up to 28672009) that are relatively prime to 28672009.
28672009 has 4 divisors, whose sum is 28718080
The reverse of 28672009 is 90027682
Previous prime number is 631
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty-eight million six hundred seventy-two thousand nine
Scientific notation
2.8672009 × 10^7
Engineering notation
2.8672009 × 10^6
Prime Factorization
631 × 45439
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28672009
Product of the distinct prime numbers
The prime factorization of 28672009 is 631 × 45439.
Since it has a total of 2 prime factors.
7 , 6 , 50 , 9 , 229 , 651 , 8741 , 2930 , 94485 , 22937 , 379482 , 187368 , 2129474 , 8127236 , 15386635 , 74185123 , 44132745 , 221587717 , 1301584943 , 4600157988
n×2
57344018
n×3
86016027
n×4
114688036
n×5
143360045
n÷2
14336004.5
n÷3
9557336.3333333
n÷3
7168002.25
n÷5
5734401.8
n2
822084100096081
n3
2.3570802716712E+22
n4
6.7582226763078E+29
n5
1.937718213991E+37
2 √n
5354.6250102131
3 √n
306.0690212681
4 √n
73.175303280637
5 √n
31.009275882099
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
-28672008
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 28672009 can be divided by 4 positive divisors.
The sum of these divisors (counting 28672009) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101011000000000001001
3
Ternary
1222221200121021
4
Quaternary
1231120000021
5
Quinary
24320001014
6
Senary
2502312441
8
Octal
155300011
10
Decimal
28672009
12
Duodecimal
9728721
16
Hexadecimal
1b58009
20
Vigesimal
8j4009
36
Base36
h2jgp
md5
cbe379c1a957812775686577023bb73e
sha1
0252aff91dbc5d16b0840a928eb034e666e3c474
sha256
5104421b0db9caf20f87e7861ff29c866edc40932aa4c3df1a707caa3f83c963
sha512
184a7348309b43a76b636b41121cd286a5ec3a36a52567d7a9204082d113cf00b69cc75322bc1df6f1a91f0b42af68c248e7ae637a2fe16f7cc29d23a0239220
ripemd-160
a8eebf02dce275c2c0e319e60157eb2a1627136a
Diameter
57344018
Circumference
180151545.67612
Area
2.5826533694948E+15
Volume
9.8733147538715E+22
Surface area
1.0330613477979E+16
Circumference
180151545.67612
Perimeter
114688036
Area
822084100096081
Diagonal
40548343.988283
Surface area
4932504600576486
Volume
2.3570802716712E+22
Space diagonal
49661376.343072
Perimeter
86016027
Area
3.5597285736524E+14
Altitude
24830688.171536
Surface area
3.5597285736524E+14
Volume
2.7778457398329E+21
Height
13516114.662761