28017815 is an odd 8-digits composite number following 28017814
and preceding 28017816 . In scientific notation, it is written as 2.8017815 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 19212192 positive integers (up to 28017815) that are relatively prime to 28017815.
28017815 has 8 divisors, whose sum is 38424480
The reverse of 28017815 is 51871082
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-eight million seventeen thousand eight hundred fifteen
Scientific notation
2.8017815 × 10^7
Engineering notation
2.8017815 × 10^6
Prime Factorization
5 × 7 × 800509
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28017815
Product of the distinct prime numbers
The prime factorization of 28017815 is 5 × 7 × 800509.
Since it has a total of 3 prime factors.
1 , 5 , 96 , 43 , 191 , 315 , 381 , 9409 , 12631 , 55345 , 828393 , 295418 , 7435954 , 8476881 , 98356525 , 43510600 , 768069618 , 783955427 , 8564494314 , 8655364962
n×2
56035630
n×3
84053445
n×4
112071260
n×5
140089075
n÷2
14008907.5
n÷3
9339271.6666667
n÷3
7004453.75
n÷5
5603563
n2
784997957374225
n3
2.1993927545089E+22
n4
6.1622179308171E+29
n5
1.7265188197532E+37
2 √n
5293.1857137267
3 √n
303.72328452513
4 √n
72.754283129769
5 √n
30.86646202689
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
-28017814
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 28017815 can be divided by 8 positive divisors.
The sum of these divisors (counting 28017815) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101010111000010010010111
3
Ternary
1221201110012212
4
Quaternary
1222320102113
5
Quinary
24133032230
6
Senary
2440304035
8
Octal
152702227
10
Decimal
28017815
12
Duodecimal
947201b
16
Hexadecimal
1ab8497
20
Vigesimal
8f24af
36
Base36
goion
md5
f1a7dc38a175ed8076f66b836ce7d7b6
sha1
13cc8460d22f999b31df5f0cc57475dc3fc5dec2
sha256
aae8de5dae4f98eaea9b3e8da6c188d5a668badab1bdb443f7c4bf5beec513e3
sha512
ddf365b0c4503c63cb59e73921924c5ac386f1a4aa191ed0fe65da4aaaf8c7d86dbda0a781a6971ddf3a7bc5ddc929c2603cd34e8f2f304c827b2f64afadb911
ripemd-160
0a00a9afa495fafb3143bdce50f38bf4b5dd17a3
Diameter
56035630
Circumference
176041123.54728
Area
2.4661438159699E+15
Volume
9.212794826565E+22
Surface area
9.8645752638794E+15
Circumference
176041123.54728
Perimeter
112071260
Area
784997957374225
Diagonal
39623173.96106
Surface area
4709987744245350
Volume
2.1993927545089E+22
Space diagonal
48528279.097065
Perimeter
84053445
Area
3.3991408650249E+14
Altitude
24264139.548533
Surface area
3.3991408650249E+14
Volume
2.5920092186763E+21
Height
13207724.653687