42090815 is an odd 8-digits composite number following 42090814
and preceding 42090816 . In scientific notation, it is written as 4.2090815 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 31082400 positive integers (up to 42090815) that are relatively prime to 42090815.
42090815 has 4 divisors, whose sum is 42738432
The reverse of 42090815 is 51809024
Previous prime number is 65
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
forty-two million ninety thousand eight hundred fifteen
Scientific notation
4.2090815 × 10^7
Engineering notation
4.2090815 × 10^6
Prime Factorization
65 × 647551
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42090815
Product of the distinct prime numbers
The prime factorization of 42090815 is 65 × 647551.
Since it has a total of 2 prime factors.
8 , 10 , 3 , 41 , 926 , 698 , 3424 , 8986 , 85764 , 5541 , 379197 , 877080 , 3108303 , 2032468 , 48286217 , 81374803 , 239965087 , 128562681 , 5928423677 , 1503334917
n×2
84181630
n×3
126272445
n×4
168363260
n×5
210454075
n÷2
21045407.5
n÷3
14030271.666667
n÷3
10522703.75
n÷5
8418163
n2
1771636707364225
n3
7.4569632896877E+22
n4
3.1386966228804E+30
n5
1.3211029889478E+38
2 √n
6487.7434443726
3 √n
347.85302013024
4 √n
80.546529685472
5 √n
33.484010311998
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
-42090814
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 42090815 can be divided by 4 positive divisors.
The sum of these divisors (counting 42090815) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000100100000100111111
3
Ternary
2221012102202002
4
Quaternary
2200210010333
5
Quinary
41233401230
6
Senary
4102052515
8
Octal
240440477
10
Decimal
42090815
12
Duodecimal
1211a13b
16
Hexadecimal
282413f
20
Vigesimal
d3170f
36
Base36
p25hb
md5
266b912d447a5a9fb098261591161669
sha1
6d683d982f69471adc455ea157be42a01dd71842
sha256
111e164903a57e3dc20eb423729aaf653a8b0c327210a5a0ec055d54a41190b6
sha512
8ba4a89bf7ae29820d1fdace5c82d21a1192f1adef2900489c8c38c502c1495aa94c3e15cf81897a28be4d848dff7aca3bdafaac5897652abf253b60ed415adb
ripemd-160
19aa47949972e931dce4c6ca7b04d1c3e86f0337
Diameter
84181630
Circumference
264464390.37521
Area
5.5657608646855E+15
Volume
3.1235654785295E+23
Surface area
2.2263043458742E+16
Circumference
264464390.37521
Perimeter
168363260
Area
1771636707364225
Diagonal
59525401.424337
Surface area
10629820244185350
Volume
7.4569632896877E+22
Space diagonal
72903430.111982
Perimeter
126272445
Area
7.6714119742722E+14
Altitude
36451715.055991
Surface area
7.6714119742722E+14
Volume
8.7881155153288E+21
Height
19841800.474779