42161857 is an odd 8-digits composite number following 42161856
and preceding 42161858 . In scientific notation, it is written as 4.2161857 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 42148656 positive integers (up to 42161857) that are relatively prime to 42161857.
42161857 has 4 divisors, whose sum is 42175060
The reverse of 42161857 is 75816124
Previous prime number is 7789
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
forty-two million one hundred sixty-one thousand eight hundred fifty-seven
Scientific notation
4.2161857 × 10^7
Engineering notation
4.2161857 × 10^6
Prime Factorization
7789 × 5413
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42161857
Product of the distinct prime numbers
The prime factorization of 42161857 is 7789 × 5413.
Since it has a total of 2 prime factors.
4 , 6 , 80 , 67 , 480 , 866 , 657 , 9737 , 52633 , 45985 , 315911 , 331496 , 6404600 , 6795205 , 88411636 , 11182875 , 674275295 , 442955685 , 2749437886 , 9194798888
n×2
84323714
n×3
126485571
n×4
168647428
n×5
210809285
n÷2
21080928.5
n÷3
14053952.333333
n÷3
10540464.25
n÷5
8432371.4
n2
1777622185688449
n3
7.4947852393024E+22
n4
3.1599406350518E+30
n5
1.3322896518354E+38
2 √n
6493.2162292657
3 √n
348.04861532909
4 √n
80.580495340161
5 √n
33.495305729793
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
-42161856
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 42161857 can be divided by 4 positive divisors.
The sum of these divisors (counting 42161857) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000110101011011000001
3
Ternary
2221100001012021
4
Quaternary
2200311123001
5
Quinary
41243134412
6
Senary
4103401441
8
Octal
240653301
10
Decimal
42161857
12
Duodecimal
12153281
16
Hexadecimal
28356c1
20
Vigesimal
d3a4ch
36
Base36
p3oap
md5
4f20c556da556a44a637d1b52d371021
sha1
432eb22cae2b83846a538d3f8bbf0f034ee09c8d
sha256
9e4f9289d710986b937db54aa14b539308cfded0158c800156fb1ba9ea8f5282
sha512
eb772c559e1e681dad391f4b43c59579b8de92a4e6d6c37886eeb67d3c2827d0ad4966ee8a510d855a07ff141937547034f28a74e6ff3f46c0fc73b303d25f3e
ripemd-160
fabbd2c77cae659e249c1136f8357284d677169f
Diameter
84323714
Circumference
264910760.42581
Area
5.5845647994171E+15
Volume
3.1394082997367E+23
Surface area
2.2338259197668E+16
Circumference
264910760.42581
Perimeter
168647428
Area
1777622185688449
Diagonal
59625869.984235
Surface area
10665733114130694
Volume
7.4947852393024E+22
Space diagonal
73026478.465454
Perimeter
126485571
Area
7.6973298556851E+14
Altitude
36513239.232727
Surface area
7.6973298556851E+14
Volume
8.8326891104126E+21
Height
19875289.994745