42128889 is an odd 8-digits composite number following 42128888
and preceding 42128890 . In scientific notation, it is written as 4.2128889 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 25487360 positive integers (up to 42128889) that are relatively prime to 42128889.
42128889 has 16 divisors, whose sum is 61387200
The reverse of 42128889 is 98882124
Previous prime number is 1217
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty-two million one hundred twenty-eight thousand eight hundred eighty-nine
Scientific notation
4.2128889 × 10^7
Engineering notation
4.2128889 × 10^6
Prime Factorization
11 × 3 × 1217 × 1049
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
42128889
Product of the distinct prime numbers
The prime factorization of 42128889 is 11 × 3 × 1217 × 1049.
Since it has a total of 4 prime factors.
9 , 7 , 19 , 43 , 154 , 564 , 2264 , 5553 , 14854 , 155 , 184433 , 786131 , 3367003 , 686316 , 36936253 , 80189194 , 773490324 , 462692719 , 801047139 , 5322048415
n×2
84257778
n×3
126386667
n×4
168515556
n×5
210644445
n÷2
21064444.5
n÷3
14042963
n÷3
10532222.25
n÷5
8425777.8
n2
1774843288374321
n3
7.4772175888317E+22
n4
3.1500686982874E+30
n5
1.3270889453252E+38
2 √n
6490.677083325
3 √n
347.95787407903
4 √n
80.564738461221
5 √n
33.490065833499
1 , 3 , 11 , 33 , 1049 , 1217 , 3147 , 3651 , 11539 , 13387 , 34617 , 40161 , 1276633 , 3829899 , 14042963 , 42128889
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
-42128888
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 42128889 can be divided by 16 positive divisors.
The sum of these divisors (counting 42128889) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10100000101101010111111001
3
Ternary
2221021100222020
4
Quaternary
2200231113321
5
Quinary
41241111024
6
Senary
4102545053
8
Octal
240552771
10
Decimal
42128889
12
Duodecimal
12138189
16
Hexadecimal
282d5f9
20
Vigesimal
d36249
36
Base36
p2yux
md5
77ab29fa403cd470f353c8544a9bf282
sha1
e9e6bbe11ae9a3c98f95a01c93c059ce6c8f7fe0
sha256
8e4d70c1c173a7e129920f652a31354340743029c2a7a8318fb822979ef8b059
sha512
7107549a7bf85ce90f07deafadd44f0b6297e0a16558f52c7e766da5213d2c8c07e754b6596fbbc1d5a21fbfbb49a9334a5add83b21f8c73a2363a975f6e67f5
ripemd-160
c3d6bf3fd9ba33dce611f614c918179f429efb43
Diameter
84257778
Circumference
264703616.3726
Area
5.5758346360299E+15
Volume
3.1320495795155E+23
Surface area
2.230333854412E+16
Circumference
264703616.3726
Perimeter
168515556
Area
1774843288374321
Diagonal
59579246.191511
Surface area
10649059730245926
Volume
7.4772175888317E+22
Space diagonal
72969376.21443
Perimeter
126386667
Area
7.6852968773424E+14
Altitude
36484688.107215
Surface area
7.6852968773424E+14
Volume
8.8119854357837E+21
Height
19859748.730504