42187849 is an odd 8-digits composite number following 42187848
and preceding 42187850 . In scientific notation, it is written as 4.2187849 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 38352580 positive integers (up to 42187849) that are relatively prime to 42187849.
42187849 has 4 divisors, whose sum is 46023120
The reverse of 42187849 is 94878124
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
forty-two million one hundred eighty-seven thousand eight hundred forty-nine
Scientific notation
4.2187849 × 10^7
Engineering notation
4.2187849 × 10^6
Prime Factorization
11 × 3835259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
42187849
Product of the distinct prime numbers
The prime factorization of 42187849 is 11 × 3835259.
Since it has a total of 2 prime factors.
3 , 2 , 97 , 77 , 938 , 77 , 5081 , 2750 , 14110 , 82000 , 520278 , 186592 , 2235255 , 6047908 , 20519915 , 40865335 , 587828942 , 90215449 , 6739819967 , 8894956922
n×2
84375698
n×3
126563547
n×4
168751396
n×5
210939245
n÷2
21093924.5
n÷3
14062616.333333
n÷3
10546962.25
n÷5
8437569.8
n2
1779814603246801
n3
7.5086549729771E+22
n4
3.1677400219306E+30
n5
1.3364013771646E+38
2 √n
6495.2173943603
3 √n
348.12012246765
4 √n
80.592911563985
5 √n
33.499434558274
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
-42187848
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 42187849 can be divided by 4 positive divisors.
The sum of these divisors (counting 42187849) is 1, the average is 0.25.
Base
System
Value
2
Binary
10100000111011110001001001
3
Ternary
2221101100211221
4
Quaternary
2200323301021
5
Quinary
41300002344
6
Senary
4104122041
8
Octal
240736111
10
Decimal
42187849
12
Duodecimal
12166321
16
Hexadecimal
283bc49
20
Vigesimal
d3d9c9
36
Base36
p48cp
md5
dbb67b0524ab1d4846591fa0df230c3f
sha1
1ccf1d553b21128151714706cc73bb6495475b9c
sha256
16c9fc682ad689ab8012fcee0655f6871309cd1e7798ffb696a88191f36ffc97
sha512
36f5d81347b0b9cea76a6d2cf1beee9f2b973bd9afbde68f20dd49e55979c775c1b5760e7ba5c74f075a0e3ef9207d68ac8a38f7c9a32b92121f55607e51c74b
ripemd-160
7fe4b8fbd4bfce14e45f694459665c725e04df3a
Diameter
84375698
Circumference
265074072.97831
Area
5.591452482312E+15
Volume
3.1452180401927E+23
Surface area
2.2365809929248E+16
Circumference
265074072.97831
Perimeter
168751396
Area
1779814603246801
Diagonal
59662628.223148
Surface area
10678887619480806
Volume
7.5086549729771E+22
Space diagonal
73071497.930044
Perimeter
126563547
Area
7.7068233021913E+14
Altitude
36535748.965022
Surface area
7.7068233021913E+14
Volume
8.8490347483037E+21
Height
19887542.741049