42161731 is an odd 8-digits composite number following 42161730
and preceding 42161732 . In scientific notation, it is written as 4.2161731 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 42148600 positive integers (up to 42161731) that are relatively prime to 42161731.
42161731 has 4 divisors, whose sum is 42174864
The reverse of 42161731 is 13716124
Previous prime number is 7541
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
forty-two million one hundred sixty-one thousand seven hundred thirty-one
Scientific notation
4.2161731 × 10^7
Engineering notation
4.2161731 × 10^6
Prime Factorization
7541 × 5591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42161731
Product of the distinct prime numbers
The prime factorization of 42161731 is 7541 × 5591.
Since it has a total of 2 prime factors.
9 , 3 , 33 , 71 , 447 , 847 , 7288 , 6552 , 48442 , 32963 , 358993 , 940703 , 5587380 , 9203530 , 63117655 , 44782910 , 493303578 , 374117037 , 3249522112 , 7359540570
n×2
84323462
n×3
126485193
n×4
168646924
n×5
210808655
n÷2
21080865.5
n÷3
14053910.333333
n÷3
10540432.75
n÷5
8432346.2
n2
1777611560916361
n3
7.4947180453846E+22
n4
3.1599028615035E+30
n5
1.3322697443284E+38
2 √n
6493.2065268248
3 √n
348.04826861627
4 √n
80.58043513673
5 √n
33.495285709738
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
-42161730
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 42161731 can be divided by 4 positive divisors.
The sum of these divisors (counting 42161731) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000110101011001000011
3
Ternary
2221100001000121
4
Quaternary
2200311121003
5
Quinary
41243133411
6
Senary
4103401111
8
Octal
240653103
10
Decimal
42161731
12
Duodecimal
12153197
16
Hexadecimal
2835643
20
Vigesimal
d3a46b
36
Base36
p3o77
md5
e4738b0b064a35caffe39306f4f19cd6
sha1
c7a093a39d732110ac0c7cbc42df8fe82ef38261
sha256
77bce1e01e0278cb1f858cec1d707f83539fbac2e3bf263e53f95308a3ac7ef3
sha512
f9552527622f5ab26229f0e0ef246320674fb70cd22bd836274029ecfd8abf0c2f2f339d18877d201db718085dc69fb3cf8fdb0e8c80d39a56404cc9985768b9
ripemd-160
575936d54a20d62a37953be9d4706efada7a5afb
Diameter
84323462
Circumference
264909968.74446
Area
5.5845314207111E+15
Volume
3.1393801536143E+23
Surface area
2.2338125682844E+16
Circumference
264909968.74446
Perimeter
168646924
Area
1777611560916361
Diagonal
59625691.793326
Surface area
10665669365498166
Volume
7.4947180453846E+22
Space diagonal
73026260.227052
Perimeter
126485193
Area
7.6972838490724E+14
Altitude
36513130.113526
Surface area
7.6972838490724E+14
Volume
8.832609921621E+21
Height
19875230.597775