87089942 is an even 8-digits composite number following 87089941
and preceding 87089943 . In scientific notation, it is written as 8.7089942 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 43544970 positive integers (up to 87089942) that are relatively prime to 87089942.
87089942 has 4 divisors, whose sum is 130634916
The reverse of 87089942 is 24998078
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighty-seven million eighty-nine thousand nine hundred forty-two
Scientific notation
8.7089942 × 10^7
Engineering notation
8.7089942 × 10^6
Prime Factorization
2 × 43544971
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87089942
Product of the distinct prime numbers
The prime factorization of 87089942 is 2 × 43544971.
Since it has a total of 2 prime factors.
7 , 3 , 11 , 81 , 328 , 411 , 2078 , 6631 , 37458 , 33115 , 399761 , 967897 , 7183172 , 412609 , 27528107 , 84980696 , 99484425 , 767369466 , 5977560334 , 9457480013
n×2
174179884
n×3
261269826
n×4
348359768
n×5
435449710
n÷2
43544971
n÷3
29029980.666667
n÷3
21772485.5
n÷5
17417988.4
n2
7584657997563364
n3
6.6054742509763E+23
n4
5.7527036940002E+31
n5
5.0100263105366E+39
2 √n
9332.1992049034
3 √n
443.25740585746
4 √n
96.603308457337
5 √n
38.725193835966
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
-87089941
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 87089942 can be divided by 4 positive divisors.
The sum of these divisors (counting 87089942) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100001110001100010110
3
Ternary
20001212121221102
4
Quaternary
11030032030112
5
Quinary
134243334232
6
Senary
12350350102
8
Octal
514161426
10
Decimal
87089942
12
Duodecimal
251bb332
16
Hexadecimal
530e316
20
Vigesimal
17464h2
36
Base36
1fun12
md5
612a8bd7792ddd7d102209d2a3428b5e
sha1
b0cae825d631bf56043ea55ff4a76b224ef15ad1
sha256
858f69b64d85fe1942bd390083db216a5a7eda626f1c13d2e13f3bb4c10b6145
sha512
5418374f6fcf1bbd152461be0beb85ea882f17ed20b8d22dad1bc138e94ad0c41726b4e8b8c88e417a6e935f642b62e29908f578d864aaaa728f0874f8298922
ripemd-160
796ec52738bb5aeda8f1c1106e648775ffd87379
Diameter
174179884
Circumference
547202243.97752
Area
2.3827905845136E+16
Volume
2.7668945840458E+24
Surface area
9.5311623380545E+16
Circumference
547202243.97752
Perimeter
348359768
Area
7584657997563364
Diagonal
123163777.12269
Surface area
45507947985380184
Volume
6.6054742509763E+23
Space diagonal
150844204.37223
Perimeter
261269826
Area
3.2842532524533E+15
Altitude
75422102.186113
Surface area
3.2842532524533E+15
Volume
7.7846260596974E+22
Height
41054592.374229