28165623 is an odd 8-digits composite number following 28165622
and preceding 28165624 . In scientific notation, it is written as 2.8165623 × 10^7.
The sum of its digits is 33. It has a total of 2 prime factors and 4 positive divisors.
There are 18777080 positive integers (up to 28165623) that are relatively prime to 28165623.
28165623 has 4 divisors, whose sum is 37554168
The reverse of 28165623 is 32656182
Previous prime number is 3
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 six hundred twenty-three
Scientific notation
2.8165623 × 10^7
Engineering notation
2.8165623 × 10^6
Prime Factorization
3 × 9388541
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
28165623
Product of the distinct prime numbers
The prime factorization of 28165623 is 3 × 9388541.
Since it has a total of 2 prime factors.
8 , 5 , 82 , 86 , 786 , 894 , 4376 , 2828 , 45637 , 56526 , 783143 , 985378 , 4438826 , 5519074 , 64840719 , 3791674 , 712382478 , 820531999 , 460713799 , 9319745121
n×2
56331246
n×3
84496869
n×4
112662492
n×5
140828115
n÷2
14082811.5
n÷3
9388541
n÷3
7041405.75
n÷5
5633124.6
n2
793302318978129
n3
2.2343854041364E+22
n4
6.2932856929608E+29
n5
1.7725431225923E+37
2 √n
5307.1294500888
3 √n
304.25644551482
4 √n
72.850047701349
5 √n
30.898960728113
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
-28165622
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 28165623 can be divided by 4 positive divisors.
The sum of these divisors (counting 28165623) is 1, the average is 0.25.
Base
System
Value
2
Binary
1101011011100010111110111
3
Ternary
1221222221222020
4
Quaternary
1223130113313
5
Quinary
24202244443
6
Senary
2443404223
8
Octal
153342767
10
Decimal
28165623
12
Duodecimal
9523673
16
Hexadecimal
1adc5f7
20
Vigesimal
8g0e13
36
Base36
groqf
md5
78d1d70af062033ef9db8e6f35772dd3
sha1
dfcd7dc4db95e25906743f69eeae25498af2d290
sha256
c3e7bf4d14affd9d7f5a22cb7d8ef79012736be2c798877061cc8cf673761c45
sha512
316638209802dccd43425e9b28fa176f7d7ece961c59dd6d42234ec43f217caadc2dabcdd1cc921f8ba58941f3bb9f78e7326d9192cfbbb83084ea63fbeb8d23
ripemd-160
56be5300ab421d699cd9e4be2c26cfc16d491e53
Diameter
56331246
Circumference
176969828.60116
Area
2.4922327373774E+15
Volume
9.3593716945641E+22
Surface area
9.9689309495097E+15
Circumference
176969828.60116
Perimeter
112662492
Area
793302318978129
Diagonal
39832206.039288
Surface area
4759813913868774
Volume
2.2343854041364E+22
Space diagonal
48784290.062831
Perimeter
84496869
Area
3.4350998055808E+14
Altitude
24392145.031415
Surface area
3.4350998055808E+14
Volume
2.6332484517485E+21
Height
13277402.013096