42019905 is an odd 8-digits composite number following 42019904
and preceding 42019906 . In scientific notation, it is written as 4.2019905 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 22325760 positive integers (up to 42019905) that are relatively prime to 42019905.
42019905 has 8 divisors, whose sum is 44990976
The reverse of 42019905 is 50991024
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
forty-two million nineteen thousand nine hundred five
Scientific notation
4.2019905 × 10^7
Engineering notation
4.2019905 × 10^6
Prime Factorization
15 × 271 × 10337
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42019905
Product of the distinct prime numbers
The prime factorization of 42019905 is 15 × 271 × 10337.
Since it has a total of 3 prime factors.
6 , 4 , 51 , 52 , 443 , 832 , 2603 , 48 , 68511 , 58711 , 582359 , 870809 , 367939 , 6886261 , 35010526 , 8676053 , 120736099 , 794113363 , 3843521902 , 5341136635
n×2
84039810
n×3
126059715
n×4
168079620
n×5
210099525
n÷2
21009952.5
n÷3
14006635
n÷3
10504976.25
n÷5
8403981
n2
1765672416209025
n3
7.4193387190224E+22
n4
3.1175990813614E+30
n5
1.3100121722689E+38
2 √n
6482.2762205879
3 √n
347.65756876073
4 √n
80.512584237422
5 √n
33.472720662181
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
-42019904
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 42019905 can be divided by 8 positive divisors.
The sum of these divisors (counting 42019905) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000010010110001000001
3
Ternary
2221001211110210
4
Quaternary
2200102301001
5
Quinary
41224114110
6
Senary
4100344333
8
Octal
240226101
10
Decimal
42019905
12
Duodecimal
120a50a9
16
Hexadecimal
2812c41
20
Vigesimal
d2c9f5
36
Base36
p0mrl
md5
933d12ef69d1751093862e7c4d818058
sha1
918c7a1a70d4023e8d4620c4c43571d957911da0
sha256
27ee2b575f1a5f5a6385861db551b96ff1c7072b5a7513043c7b5fa4af77f004
sha512
e4720cda7eba0096525f1293fa03ffdc2c0c7f205ab48b206fce6c2a1dcbe1fde97023f76ea661fdf326d2a7ba7dfe17b9a3e6edeb3818ca867885484bbb53b4
ripemd-160
b863149503237b7a1b0b7c123462b14fc4c3c107
Diameter
84039810
Circumference
264018849.70508
Area
5.5470234914084E+15
Volume
3.1078053352233E+23
Surface area
2.2188093965634E+16
Circumference
264018849.70508
Perimeter
168079620
Area
1765672416209025
Diagonal
59425119.540629
Surface area
10594034497254150
Volume
7.4193387190224E+22
Space diagonal
72780610.389217
Perimeter
126059715
Area
7.6455858359923E+14
Altitude
36390305.194609
Surface area
7.6455858359923E+14
Volume
8.7437745335677E+21
Height
19808373.18021