42887986 is an even 8-digits composite number following 42887985
and preceding 42887987 . In scientific notation, it is written as 4.2887986 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 21434640 positive integers (up to 42887986) that are relatively prime to 42887986.
42887986 has 8 divisors, whose sum is 64360044
The reverse of 42887986 is 68978824
Previous prime number is 4021
Is Prime? no
Number parity even
Number length 8
Sum of Digits 52
Digital Root 7
Name
forty-two million eight hundred eighty-seven thousand nine hundred eighty-six
Scientific notation
4.2887986 × 10^7
Engineering notation
4.2887986 × 10^6
Prime Factorization
2 × 4021 × 5333
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
42887986
Product of the distinct prime numbers
The prime factorization of 42887986 is 2 × 4021 × 5333.
Since it has a total of 3 prime factors.
8 , 2 , 48 , 66 , 878 , 662 , 2813 , 7998 , 74010 , 37050 , 262165 , 609355 , 4340361 , 7248227 , 70828071 , 3739529 , 70270764 , 989797172 , 2413014017 , 6859144754
n×2
85775972
n×3
128663958
n×4
171551944
n×5
214439930
n÷2
21443993
n÷3
14295995.333333
n÷3
10721996.5
n÷5
8577597.2
n2
1839379343136196
n3
7.8887275517114E+22
n4
3.3833163679561E+30
n5
1.4510362502247E+38
2 √n
6548.8919673484
3 √n
350.03533248749
4 √n
80.925224543083
5 √n
33.609893048934
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-42887985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 42887986 can be divided by 8 positive divisors.
The sum of these divisors (counting 42887986) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100011100110101100110010
3
Ternary
2222200221020221
4
Quaternary
2203212230302
5
Quinary
41434403421
6
Senary
4131123254
8
Octal
243465462
10
Decimal
42887986
12
Duodecimal
1244352a
16
Hexadecimal
28e6b32
20
Vigesimal
d80jj6
36
Base36
pj8ky
md5
4de656ec7d6c794d88e6161a8e4a39bd
sha1
ca2f5c3ad8fd9881f62bbcaef11faf8d9a9cb5f6
sha256
bba0fbf9074091668dce80f3c9ceb693ae6c032eed266e174027b3ebb4a1fce3
sha512
9ab8a003b3c080e07aaecd7a62d7abcf2c215234584114f1c5f555b4dd6169231af968753f5433c88b7089f99fd45eb456d596fc41f614fdcbf2ae40c4e6939f
ripemd-160
1c3d3e298296455880b2b9fc4942e5e83def416a
Diameter
85775972
Circumference
269473163.48972
Area
5.7785806315615E+15
Volume
3.3044224696837E+23
Surface area
2.3114322526246E+16
Circumference
269473163.48972
Perimeter
171551944
Area
1839379343136196
Diagonal
60652771.464067
Surface area
11036276058817176
Volume
7.8887275517114E+22
Space diagonal
74284170.786303
Perimeter
128663958
Area
7.9647461917614E+14
Altitude
37142085.393151
Surface area
7.9647461917614E+14
Volume
9.2969545779138E+21
Height
20217590.488022