28687593 is an odd 8-digits composite number following 28687592
and preceding 28687594 . In scientific notation, it is written as 2.8687593 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 17386400 positive integers (up to 28687593) that are relatively prime to 28687593.
28687593 has 4 divisors, whose sum is 29556948
The reverse of 28687593 is 39578682
Previous prime number is 33
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
twenty-eight million six hundred eighty-seven thousand five hundred ninety-three
Scientific notation
2.8687593 × 10^7
Engineering notation
2.8687593 × 10^6
Prime Factorization
33 × 869321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28687593
Product of the distinct prime numbers
The prime factorization of 28687593 is 33 × 869321.
Since it has a total of 2 prime factors.
3 , 2 , 46 , 38 , 22 , 509 , 199 , 3281 , 39293 , 46168 , 186365 , 592753 , 1876450 , 229190 , 12081799 , 9260426 , 644250554 , 477881073 , 5274251837 , 822647313
n×2
57375186
n×3
86062779
n×4
114750372
n×5
143437965
n÷2
14343796.5
n÷3
9562531
n÷3
7171898.25
n÷5
5737518.6
n2
822977992133649
n3
2.3609257686287E+22
n4
6.7729277553633E+29
n5
1.9429899486427E+37
2 √n
5356.0800031366
3 √n
306.12446344425
4 √n
73.18524443586
5 √n
31.012646022826
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
-28687592
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 28687593 can be divided by 4 positive divisors.
The sum of these divisors (counting 28687593) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101101011011110011101001
3
Ternary
1222222110222110
4
Quaternary
1231123303221
5
Quinary
24321000333
6
Senary
2502512533
8
Octal
155336351
10
Decimal
28687593
12
Duodecimal
9735749
16
Hexadecimal
1b5bce9
20
Vigesimal
8j5ijd
36
Base36
h2vhl
md5
b8133a2ac581f1bfd5bbf7e3597f5b22
sha1
ff18c4d32a53a32674cecd8e299f2dc65a232338
sha256
9655f610f1cb5c8ff36aa93e7df7b152a245ca898e6719543c097e647420f660
sha512
aca62ae638be200d6bf050b0b66b486e2477d44a5a23cc8b01228f86a6743f125ce0911940601fb4fdad2ce899d25ece4469a5032467f5803f91ca30d1ae35e9
ripemd-160
c74d95ff513e64dcde56cdd1b246132c5957a796
Diameter
57375186
Circumference
180249462.83595
Area
2.5854616141532E+15
Volume
9.8894227338598E+22
Surface area
1.0341846456613E+16
Circumference
180249462.83595
Perimeter
114750372
Area
822977992133649
Diagonal
40570383.092439
Surface area
4937867952801894
Volume
2.3609257686287E+22
Space diagonal
49688368.622857
Perimeter
86062779
Area
3.5635992397162E+14
Altitude
24844184.311429
Surface area
3.5635992397162E+14
Volume
2.7823777014591E+21
Height
13523461.030813