28994015 is an odd 8-digits composite number following 28994014
and preceding 28994016 . In scientific notation, it is written as 2.8994015 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 23195208 positive integers (up to 28994015) that are relatively prime to 28994015.
28994015 has 4 divisors, whose sum is 34792824
The reverse of 28994015 is 51049982
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty-eight million nine hundred ninety-four thousand fifteen
Scientific notation
2.8994015 × 10^7
Engineering notation
2.8994015 × 10^6
Prime Factorization
5 × 5798803
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28994015
Product of the distinct prime numbers
The prime factorization of 28994015 is 5 × 5798803.
Since it has a total of 2 prime factors.
2 , 9 , 81 , 2 , 682 , 368 , 5774 , 3421 , 30241 , 94149 , 717727 , 400269 , 2617988 , 8366423 , 714703 , 27991430 , 622238834 , 422803921 , 6389205002 , 9572120958
n×2
57988030
n×3
86982045
n×4
115976060
n×5
144970075
n÷2
14497007.5
n÷3
9664671.6666667
n÷3
7248503.75
n÷5
5798803
n2
840652905820225
n3
2.4373902961145E+22
n4
7.0669730806399E+29
n5
2.0489992350467E+37
2 √n
5384.6090851612
3 √n
307.21054569353
4 √n
73.379895646976
5 √n
31.078616099602
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
-28994014
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 28994015 can be divided by 4 positive divisors.
The sum of these divisors (counting 28994015) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101110100110100111011111
3
Ternary
2000120001022102
4
Quaternary
1232212213133
5
Quinary
24410302030
6
Senary
2513235315
8
Octal
156464737
10
Decimal
28994015
12
Duodecimal
9862b3b
16
Hexadecimal
1ba69df
20
Vigesimal
91450f
36
Base36
h9fxb
md5
a5cfaaf78c538d1f3377d135e7ce46e7
sha1
8ceb045a08e00f72ee19cb690f6d1921a5985373
sha256
33c3ee82b73020d91d5bff67edced6326a2ba91b11ecd6bf6d6d0f46acec5147
sha512
2812ba474c4622fcb00d57efb7eb9da28dc54be03325e0a875da6bafbf880fde0770536610ad0683f2368ac085c7aaf4bdbc05203aef40e86f7a52170ed55dc3
ripemd-160
2c951f30380e5b6261b762ef690a90ef54279bea
Diameter
57988030
Circumference
182174769.04414
Area
2.6409889931437E+15
Volume
1.0209716597606E+23
Surface area
1.0563955972575E+16
Circumference
182174769.04414
Perimeter
115976060
Area
840652905820225
Diagonal
41003729.240649
Surface area
5043917434921350
Volume
2.4373902961145E+22
Space diagonal
50219107.095414
Perimeter
86982045
Area
3.6401338610276E+14
Altitude
25109553.547707
Surface area
3.6401338610276E+14
Volume
2.8724920113014E+21
Height
13667909.746883