42181723 is an odd 8-digits composite number following 42181722
and preceding 42181724 . In scientific notation, it is written as 4.2181723 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 42100240 positive integers (up to 42181723) that are relatively prime to 42181723.
42181723 has 4 divisors, whose sum is 42263208
The reverse of 42181723 is 32718124
Previous prime number is 521
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
forty-two million one hundred eighty-one thousand seven hundred twenty-three
Scientific notation
4.2181723 × 10^7
Engineering notation
4.2181723 × 10^6
Prime Factorization
521 × 80963
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42181723
Product of the distinct prime numbers
The prime factorization of 42181723 is 521 × 80963.
Since it has a total of 2 prime factors.
8 , 5 , 37 , 38 , 574 , 769 , 7635 , 2883 , 86642 , 83510 , 248377 , 568924 , 417968 , 4513804 , 83881149 , 40157040 , 742751294 , 746319403 , 3259067237 , 2540904910
n×2
84363446
n×3
126545169
n×4
168726892
n×5
210908615
n÷2
21090861.5
n÷3
14060574.333333
n÷3
10545430.75
n÷5
8436344.6
n2
1779297755248729
n3
7.5053845046424E+22
n4
3.1659005018332E+30
n5
1.3354313801389E+38
2 √n
6494.7457994905
3 √n
348.103271746
4 √n
80.589985727077
5 √n
33.498461626676
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
-42181722
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 42181723 can be divided by 4 positive divisors.
The sum of these divisors (counting 42181723) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000111010010001011011
3
Ternary
2221101001110001
4
Quaternary
2200322101123
5
Quinary
41244303343
6
Senary
4104033431
8
Octal
240722133
10
Decimal
42181723
12
Duodecimal
12162877
16
Hexadecimal
283a45b
20
Vigesimal
d3ce63
36
Base36
p43mj
md5
9a1f7242c55cb331f4d87f50a1d705b6
sha1
11dc22ca19c9ccbdc5bcdf3480e9957090f92899
sha256
20641f614e045b68573e81d8ffe21b23e116375285b3289d233a40c09f901547
sha512
b1e765bfedbf8265116e1ea3bb2c13d8e88bb6e520729417fd3bba60cdfb707304bb49aae9e7c95cd2b5c5b3b113e5d53e8cf3727b394c5a3acc2c09c2aa39a8
ripemd-160
73c40a9a4f951e7580443848ada5971d3f220420
Diameter
84363446
Circumference
265035582.18512
Area
5.5898287564382E+15
Volume
3.1438481096202E+23
Surface area
2.2359315025753E+16
Circumference
265035582.18512
Perimeter
168726892
Area
1779297755248729
Diagonal
59653964.750865
Surface area
10675786531492374
Volume
7.5053845046424E+22
Space diagonal
73060887.386797
Perimeter
126545169
Area
7.7045852847101E+14
Altitude
36530443.693398
Surface area
7.7045852847101E+14
Volume
8.8451804644084E+21
Height
19884654.916955