42051261 is an odd 8-digits composite number following 42051260
and preceding 42051262 . In scientific notation, it is written as 4.2051261 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 24029208 positive integers (up to 42051261) that are relatively prime to 42051261.
42051261 has 8 divisors, whose sum is 50347264
The reverse of 42051261 is 16215024
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
forty-two million fifty-one thousand two hundred sixty-one
Scientific notation
4.2051261 × 10^7
Engineering notation
4.2051261 × 10^6
Prime Factorization
21 × 7 × 286063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42051261
Product of the distinct prime numbers
The prime factorization of 42051261 is 21 × 7 × 286063.
Since it has a total of 3 prime factors.
4 , 6 , 13 , 46 , 131 , 161 , 671 , 786 , 22900 , 17577 , 142461 , 541341 , 1329730 , 6323256 , 34294490 , 69708548 , 889785199 , 705653265 , 6354952401 , 6863598751
n×2
84102522
n×3
126153783
n×4
168205044
n×5
210256305
n÷2
21025630.5
n÷3
14017087
n÷3
10512815.25
n÷5
8410252.2
n2
1768308551690121
n3
7.4359604435653E+22
n4
3.1269151339804E+30
n5
1.3149072442386E+38
2 √n
6484.6943644246
3 √n
347.74402334541
4 √n
80.527600016545
5 √n
33.477714759555
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
-42051260
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 42051261 can be divided by 8 positive divisors.
The sum of these divisors (counting 42051261) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000011010011010111101
3
Ternary
2221010102111010
4
Quaternary
2200122122331
5
Quinary
41231120021
6
Senary
4101145433
8
Octal
240323275
10
Decimal
42051261
12
Duodecimal
120bb279
16
Hexadecimal
281a6bd
20
Vigesimal
d2g831
36
Base36
p1ayl
md5
bd161c8a19c358495be06e70d854b478
sha1
173818c168e597365ce81cffe0dca715bdfdf4e0
sha256
6923298d1167798f867ba5f6db22fc24531cecde00e702fc742c3dc34dccbecb
sha512
b89972cfa8e3b2d9428facab5141394ad822ca7735b759ec8384c56314676b50571fa32db01c296ed68c6de6524a2e8a616e4b8057d193228964b436b1c80a15
ripemd-160
3387c326e02b6ec4f271d1b581c94436a6c4f7e0
Diameter
84102522
Circumference
264215865.26357
Area
5.5553051552697E+15
Volume
3.1147678269186E+23
Surface area
2.2221220621079E+16
Circumference
264215865.26357
Perimeter
168205044
Area
1768308551690121
Diagonal
59469463.621091
Surface area
10609851310140726
Volume
7.4359604435653E+22
Space diagonal
72834920.57434
Perimeter
126153783
Area
7.6570006374646E+14
Altitude
36417460.28717
Surface area
7.6570006374646E+14
Volume
8.7633634238E+21
Height
19823154.540364