28662015 is an odd 8-digits composite number following 28662014
and preceding 28662016 . In scientific notation, it is written as 2.8662015 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 15249696 positive integers (up to 28662015) that are relatively prime to 28662015.
28662015 has 8 divisors, whose sum is 30646272
The reverse of 28662015 is 51026682
Previous prime number is 463
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty-eight million six hundred sixty-two thousand fifteen
Scientific notation
2.8662015 × 10^7
Engineering notation
2.8662015 × 10^6
Prime Factorization
15 × 463 × 4127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28662015
Product of the distinct prime numbers
The prime factorization of 28662015 is 15 × 463 × 4127.
Since it has a total of 3 prime factors.
1 , 4 , 94 , 11 , 564 , 561 , 9426 , 8275 , 27731 , 74402 , 484374 , 657550 , 2714124 , 2417056 , 69122044 , 23072005 , 899079529 , 872359150 , 9474741539 , 2220520051
n×2
57324030
n×3
85986045
n×4
114648060
n×5
143310075
n÷2
14331007.5
n÷3
9554005
n÷3
7165503.75
n÷5
5732403
n2
821511103860225
n3
2.3546163581508E+22
n4
6.7488049376565E+29
n5
1.9343434835518E+37
2 √n
5353.691716937
3 √n
306.03345569532
4 √n
73.168925897112
5 √n
31.007113843708
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
-28662014
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 28662015 can be divided by 8 positive divisors.
The sum of these divisors (counting 28662015) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101101010101100011111111
3
Ternary
1222221011220010
4
Quaternary
1231111203333
5
Quinary
24314141030
6
Senary
2502154303
8
Octal
155254377
10
Decimal
28662015
12
Duodecimal
9722993
16
Hexadecimal
1b558ff
20
Vigesimal
8j2f0f
36
Base36
h2br3
md5
de98c4edb633c6e5ef96ae81c1fa2f5e
sha1
b87271d64b2001ffb5fe58e01e6f782d3b0bd1af
sha256
a73dc8637db3bb96b97b31bf7086e21510ecc0cab7780ec4e31c717c7e5aa9c7
sha512
0576532e17ac96287dabf86edc4a8dab274dcac69d6c86df03e27d611417ecad1e2ebb639a344e0c8e064d164808f4a55e181ab1a4a28c79ad727ad2ffaf89d9
ripemd-160
487c437eb859c10b6d37ea7cbb451d3bcf7f0f66
Diameter
57324030
Circumference
180088751.52216
Area
2.5808532487297E+15
Volume
9.862993937052E+22
Surface area
1.0323412994919E+16
Circumference
180088751.52216
Perimeter
114648060
Area
821511103860225
Diagonal
40534210.337941
Surface area
4929066623161350
Volume
2.3546163581508E+22
Space diagonal
49644066.227301
Perimeter
85986045
Area
3.5572474271698E+14
Altitude
24822033.113651
Surface area
3.5572474271698E+14
Volume
2.774941989902E+21
Height
13511403.44598