42090909 is an odd 8-digits composite number following 42090908
and preceding 42090910 . In scientific notation, it is written as 4.2090909 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 22785840 positive integers (up to 42090909) that are relatively prime to 42090909.
42090909 has 16 divisors, whose sum is 67514880
The reverse of 42090909 is 90909024
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
forty-two million ninety thousand nine hundred nine
Scientific notation
4.2090909 × 10^7
Engineering notation
4.2090909 × 10^6
Prime Factorization
3 × 7 × 19 × 105491
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42090909
Product of the distinct prime numbers
The prime factorization of 42090909 is 3 × 7 × 19 × 105491.
Since it has a total of 4 prime factors.
9 , 5 , 44 , 28 , 347 , 300 , 8655 , 1446 , 89691 , 30988 , 861176 , 69425 , 6648498 , 2894652 , 18770889 , 96963249 , 275621895 , 139143506 , 2052525615 , 8594153500
n×2
84181818
n×3
126272727
n×4
168363636
n×5
210454545
n÷2
21045454.5
n÷3
14030303
n÷3
10522727.25
n÷5
8418181.8
n2
1771644620446281
n3
7.4570132499544E+22
n4
3.1387246611562E+30
n5
1.3211177408878E+38
2 √n
6487.7506887981
3 √n
347.85327907953
4 √n
80.546574655898
5 √n
33.484025267727
1 , 3 , 7 , 19 , 21 , 57 , 133 , 399 , 105491 , 316473 , 738437 , 2004329 , 2215311 , 6012987 , 14030303 , 42090909
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42090908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42090909 can be divided by 16 positive divisors.
The sum of these divisors (counting 42090909) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100000100100000110011101
3
Ternary
2221012102212120
4
Quaternary
2200210012131
5
Quinary
41233402114
6
Senary
4102053153
8
Octal
240440635
10
Decimal
42090909
12
Duodecimal
1211a1b9
16
Hexadecimal
282419d
20
Vigesimal
d31759
36
Base36
p25jx
md5
4d1df71379b4f6ba579043df62f4d1a1
sha1
add953d981819bf35219c050b5bd122d4bc6130c
sha256
de97327beb3405a6579ecb8ed47aab814e20d6256ded79154990e3bc134ec421
sha512
3957cfd98aaf6235d3d86610ed38e98ada6791a12a3b1a366a5da5255f3a416f8eb4c1e9a49d6df703b82754a2d6cf7dd2085c937beac126dc786b9473cd05ae
ripemd-160
704803854194a26056b6a8cd55db27d7f091e496
Diameter
84181818
Circumference
264464980.99463
Area
5.5657857243659E+15
Volume
3.1235864058371E+23
Surface area
2.2263142897464E+16
Circumference
264464980.99463
Perimeter
168363636
Area
1771644620446281
Diagonal
59525534.360412
Surface area
10629867722677686
Volume
7.4570132499544E+22
Space diagonal
72903592.924758
Perimeter
126272727
Area
7.6714462389226E+14
Altitude
36451796.462379
Surface area
7.6714462389226E+14
Volume
8.7881743940678E+21
Height
19841844.786804