42185898 is an even 8-digits composite number following 42185897
and preceding 42185899 . In scientific notation, it is written as 4.2185898 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 14061960 positive integers (up to 42185898) that are relatively prime to 42185898.
42185898 has 12 divisors, whose sum is 91402818
The reverse of 42185898 is 89858124
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
forty-two million one hundred eighty-five thousand eight hundred ninety-eight
Scientific notation
4.2185898 × 10^7
Engineering notation
4.2185898 × 10^6
Prime Factorization
2 × 3 × 3 × 2343661
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
14061966
Product of the distinct prime numbers
The prime factorization of 42185898 is 2 × 3 × 3 × 2343661.
Since it has a total of 4 prime factors.
4 , 8 , 53 , 77 , 158 , 448 , 3359 , 1978 , 26717 , 38531 , 617248 , 347391 , 7016094 , 3839106 , 6191498 , 38182148 , 523698355 , 428067253 , 1781674596 , 3005364365
n×2
84371796
n×3
126557694
n×4
168743592
n×5
210929490
n÷2
21092949
n÷3
14061966
n÷3
10546474.5
n÷5
8437179.6
n2
1779649990066404
n3
7.5076132956642E+22
n4
3.1671540871434E+30
n5
1.3360923927051E+38
2 √n
6495.067205195
3 √n
348.11475605018
4 √n
80.591979782079
5 √n
33.499124712632
1 , 2 , 3 , 6 , 9 , 18 , 2343661 , 4687322 , 7030983 , 14061966 , 21092949 , 42185898
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42185897
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42185898 can be divided by 12 positive divisors.
The sum of these divisors (counting 42185898) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10100000111011010010101010
3
Ternary
2221101021011200
4
Quaternary
2200323102222
5
Quinary
41244422043
6
Senary
4104105030
8
Octal
240732252
10
Decimal
42185898
12
Duodecimal
12165176
16
Hexadecimal
283b4aa
20
Vigesimal
d3d4ei
36
Base36
p46ui
md5
dad08d99564f06bfe43d36535704a80f
sha1
53e7b540b1db99c5a9fbb65dcc16685fbd078428
sha256
f83f3d1a09432e33e8baa03471281f13e69651dccb75f3b0a79ed0cb2e4204ac
sha512
698a1ff5b95e1d2775e27d498f32c764fe807e1fbdbad80fe309386376f340dba3da74d1ba3d6635d9278c57f55fe0515ab36491299f7ff527d6c5bccf24b07e
ripemd-160
c491df43186cf35327b907476002559446d6c957
Diameter
84371796
Circumference
265061814.48378
Area
5.5909353347538E+15
Volume
3.1447817034202E+23
Surface area
2.2363741339015E+16
Circumference
265061814.48378
Perimeter
168743592
Area
1779649990066404
Diagonal
59659869.092488
Surface area
10677899940398424
Volume
7.5076132956642E+22
Space diagonal
73068118.698918
Perimeter
126557694
Area
7.7061105062111E+14
Altitude
36534059.349459
Surface area
7.7061105062111E+14
Volume
8.8478071198174E+21
Height
19886623.030829