28998415 is an odd 8-digits composite number following 28998414
and preceding 28998416 . In scientific notation, it is written as 2.8998415 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 23149152 positive integers (up to 28998415) that are relatively prime to 28998415.
28998415 has 8 divisors, whose sum is 34872480
The reverse of 28998415 is 51489982
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
twenty-eight million nine hundred ninety-eight thousand four hundred fifteen
Scientific notation
2.8998415 × 10^7
Engineering notation
2.8998415 × 10^6
Prime Factorization
5 × 487 × 11909
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28998415
Product of the distinct prime numbers
The prime factorization of 28998415 is 5 × 487 × 11909.
Since it has a total of 3 prime factors.
4 , 9 , 78 , 21 , 86 , 932 , 7832 , 1511 , 49656 , 64214 , 96866 , 465152 , 8548788 , 8470086 , 89541118 , 72067204 , 977106269 , 869991193 , 4605416430 , 4165938870
n×2
57996830
n×3
86995245
n×4
115993660
n×5
144992075
n÷2
14499207.5
n÷3
9666138.3333333
n÷3
7249603.75
n÷5
5799683
n2
840908072512225
n3
2.438500126356E+22
n4
7.0712638641623E+29
n5
2.0505544410748E+37
2 √n
5385.0176415681
3 √n
307.22608519975
4 √n
73.382679438462
5 √n
31.079559312267
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-28998414
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 28998415 can be divided by 8 positive divisors.
The sum of these divisors (counting 28998415) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100111101100001111
3
Ternary
2000120021100101
4
Quaternary
1232213230033
5
Quinary
24410422130
6
Senary
2513311531
8
Octal
156475417
10
Decimal
28998415
12
Duodecimal
98655a7
16
Hexadecimal
1ba7b0f
20
Vigesimal
914g0f
36
Base36
h9jbj
md5
5af7b4c0eae9d619edd0f493b7bb4278
sha1
aa497f19968f9c81ce8859eca59e4d3ad56e27e7
sha256
0505be57a71e1ac5242c618e313af71915be69525c46fac3c2dd534b992caf47
sha512
98a2033992501899952d91335ad3b17e8e971a5ae9268fa2642bf0c77e1e58f6d87a613448546f788387c05b9e20cb5443c833882ddb84c55d50f7e4bf379795
ripemd-160
f5c13d6f3049b667d51d9b9f5798b0979b44b595
Diameter
57996830
Circumference
182202415.0595
Area
2.6417906229488E+15
Volume
1.021436544365E+23
Surface area
1.0567162491795E+16
Circumference
182202415.0595
Perimeter
115993660
Area
840908072512225
Diagonal
41009951.780323
Surface area
5045448435073350
Volume
2.438500126356E+22
Space diagonal
50226728.118967
Perimeter
86995245
Area
3.641238765215E+14
Altitude
25113364.059484
Surface area
3.641238765215E+14
Volume
2.8737999587843E+21
Height
13669983.926774