28937585 is an odd 8-digits composite number following 28937584
and preceding 28937586 . In scientific notation, it is written as 2.8937585 × 10^7.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 22752576 positive integers (up to 28937585) that are relatively prime to 28937585.
28937585 has 16 divisors, whose sum is 35328000
The reverse of 28937585 is 58573982
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
twenty-eight million nine hundred thirty-seven thousand five hundred eighty-five
Scientific notation
2.8937585 × 10^7
Engineering notation
2.8937585 × 10^6
Prime Factorization
5 × 229 × 127 × 199
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
28937585
Product of the distinct prime numbers
The prime factorization of 28937585 is 5 × 229 × 127 × 199.
Since it has a total of 4 prime factors.
6 , 5 , 23 , 89 , 418 , 170 , 4938 , 2904 , 23224 , 62872 , 737788 , 151443 , 5397826 , 8194182 , 32983081 , 24934690 , 4954691 , 352004785 , 8874870794 , 3769527533
n×2
57875170
n×3
86812755
n×4
115750340
n×5
144687925
n÷2
14468792.5
n÷3
9645861.6666667
n÷3
7234396.25
n÷5
5787517
n2
837383825632225
n3
2.4231865631858E+22
n4
7.0121167143046E+29
n5
2.0291372345011E+37
2 √n
5379.3665984017
3 √n
307.0111120057
4 √n
73.344165401221
5 √n
31.066509233963
1 , 5 , 127 , 199 , 229 , 635 , 995 , 1145 , 25273 , 29083 , 45571 , 126365 , 145415 , 227855 , 5787517 , 28937585
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28937584
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28937585 can be divided by 16 positive divisors.
The sum of these divisors (counting 28937585) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101110011000110101110001
3
Ternary
2000110011220102
4
Quaternary
1232120311301
5
Quinary
24402000320
6
Senary
2512122145
8
Octal
156306561
10
Decimal
28937585
12
Duodecimal
9836355
16
Hexadecimal
1b98d71
20
Vigesimal
90h3j5
36
Base36
h88dt
md5
22fcb76dfb2ed61c0c3b198e8936ff6c
sha1
48460cf69e98bad998f26930f5f5d2ccaec193af
sha256
f5606100f9e8b4181c6fb7a97954a16dd89bb5caad0342d64039c8c355448a0e
sha512
3f4fc62fbcb12bb3b6ad2dc5f16cd5714468c99d602f6b16458c8765022f356275391706cd169580e5d302c25e000fa9ff0b60bcd7232613e9776bd79721f194
ripemd-160
6d68b005cdda42aa3c6af72f5e42887f9f09c33b
Diameter
57875170
Circumference
181820208.89726
Area
2.6307188748411E+15
Volume
1.0150220140243E+23
Surface area
1.0522875499364E+16
Circumference
181820208.89726
Perimeter
115750340
Area
837383825632225
Diagonal
40923925.169324
Surface area
5024302953793350
Volume
2.4231865631858E+22
Space diagonal
50121367.468343
Perimeter
86812755
Area
3.6259783285785E+14
Altitude
25060683.734172
Surface area
3.6259783285785E+14
Volume
2.8557527515146E+21
Height
13641308.389775