28165065 is an odd 8-digits composite number following 28165064
and preceding 28165066 . In scientific notation, it is written as 2.8165065 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 15021360 positive integers (up to 28165065) that are relatively prime to 28165065.
28165065 has 4 divisors, whose sum is 30042752
The reverse of 28165065 is 56056182
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty-eight million one hundred sixty-five thousand sixty-five
Scientific notation
2.8165065 × 10^7
Engineering notation
2.8165065 × 10^6
Prime Factorization
15 × 1877671
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28165065
Product of the distinct prime numbers
The prime factorization of 28165065 is 15 × 1877671.
Since it has a total of 2 prime factors.
1 , 9 , 66 , 98 , 257 , 954 , 8863 , 5102 , 87091 , 55710 , 123115 , 608513 , 1886104 , 9964862 , 6802558 , 69379245 , 824647744 , 143111165 , 9620073431 , 6251496077
n×2
56330130
n×3
84495195
n×4
112660260
n×5
140825325
n÷2
14082532.5
n÷3
9388355
n÷3
7041266.25
n÷5
5633013
n2
793270886454225
n3
2.2342526079591E+22
n4
6.2927869929587E+29
n5
1.7723675468784E+37
2 √n
5307.0768790361
3 √n
304.25443625436
4 √n
72.849686883583
5 √n
30.898838296901
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
-28165064
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 28165065 can be divided by 4 positive divisors.
The sum of these divisors (counting 28165065) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011011100001111001001
3
Ternary
1221222221012120
4
Quaternary
1223130033021
5
Quinary
24202240230
6
Senary
2443401453
8
Octal
153341711
10
Decimal
28165065
12
Duodecimal
9523289
16
Hexadecimal
1adc3c9
20
Vigesimal
8g0cd5
36
Base36
groax
md5
67802825a64b80cd73af496db178280c
sha1
12145600415d58c94fb3b53f459e402f23395d8d
sha256
882bbe7f35a3402bc7a3c74a73c95bff7ffb05b4d251e2019efd521c66a1e71d
sha512
a08abf72049cef2d71247f4d965ef488d41cd7f86a5ab2434f7db29d4aca8e30387f1483e1077e5c92e83643c10ab147ccc8b5b0b5b533a48f0e76459c03a9c5
ripemd-160
b5e38ef730ed5e166c05a65d337463e9d79726fb
Diameter
56330130
Circumference
176966322.58376
Area
2.4921339891913E+15
Volume
9.3588154392375E+22
Surface area
9.968535956765E+15
Circumference
176966322.58376
Perimeter
112660260
Area
793270886454225
Diagonal
39831416.90812
Surface area
4759625318725350
Volume
2.2342526079591E+22
Space diagonal
48783323.57848
Perimeter
84495195
Area
3.4349636987598E+14
Altitude
24391661.78924
Surface area
3.4349636987598E+14
Volume
2.6330919499527E+21
Height
13277138.969373