42161855 is an odd 8-digits composite number following 42161854
and preceding 42161856 . In scientific notation, it is written as 4.2161855 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 31842720 positive integers (up to 42161855) that are relatively prime to 42161855.
42161855 has 8 divisors, whose sum is 50730000
The reverse of 42161855 is 55816124
Previous prime number is 22249
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
forty-two million one hundred sixty-one thousand eight hundred fifty-five
Scientific notation
4.2161855 × 10^7
Engineering notation
4.2161855 × 10^6
Prime Factorization
5 × 22249 × 379
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42161855
Product of the distinct prime numbers
The prime factorization of 42161855 is 5 × 22249 × 379.
Since it has a total of 3 prime factors.
5 , 9 , 46 , 43 , 654 , 230 , 5378 , 2012 , 29440 , 52289 , 713620 , 917178 , 934674 , 3463124 , 45987586 , 33080588 , 234755840 , 434350649 , 2766147640 , 5430143010
n×2
84323710
n×3
126485565
n×4
168647420
n×5
210809275
n÷2
21080927.5
n÷3
14053951.666667
n÷3
10540463.75
n÷5
8432371
n2
1777622017041025
n3
7.4947841727291E+22
n4
3.159940035469E+30
n5
1.3322893358414E+38
2 √n
6493.2160752589
3 √n
348.04860982572
4 √n
80.580494384552
5 √n
33.495305412015
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
-42161854
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 42161855 can be divided by 8 positive divisors.
The sum of these divisors (counting 42161855) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000110101011010111111
3
Ternary
2221100001012012
4
Quaternary
2200311122333
5
Quinary
41243134410
6
Senary
4103401435
8
Octal
240653277
10
Decimal
42161855
12
Duodecimal
1215327b
16
Hexadecimal
28356bf
20
Vigesimal
d3a4cf
36
Base36
p3oan
md5
c6bc78b52e1f670c67b73d14b7ae28ae
sha1
72b2c0e9930f764ef3c4e7a133c9ce9a6b69df8d
sha256
d52b1413e707ea576cab3dca5912c512ee5715333f4407b96a555d7b6648f57a
sha512
4943992db93f457cf665ef891beef56646d43664257fdf668a24ab9b2393681f6553748666dd0687a3da4b166f4a5766725d59147e131c53db51cab4792a61e6
ripemd-160
5eed401396e17859737aa66c02d6357b3643c878
Diameter
84323710
Circumference
264910747.85944
Area
5.5845642695956E+15
Volume
3.1394078529716E+23
Surface area
2.2338257078382E+16
Circumference
264910747.85944
Perimeter
168647420
Area
1777622017041025
Diagonal
59625867.155808
Surface area
10665732102246150
Volume
7.4947841727291E+22
Space diagonal
73026475.001352
Perimeter
126485565
Area
7.6973291254203E+14
Altitude
36513237.500676
Surface area
7.6973291254203E+14
Volume
8.832687853444E+21
Height
19875289.051936