90386987 is an odd 8-digits composite number following 90386986
and preceding 90386988 . In scientific notation, it is written as 9.0386987 × 10^7.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 85422480 positive integers (up to 90386987) that are relatively prime to 90386987.
90386987 has 8 divisors, whose sum is 91505040
The reverse of 90386987 is 78968309
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
ninety million three hundred eighty-six thousand nine hundred eighty-seven
Scientific notation
9.0386987 × 10^7
Engineering notation
9.0386987 × 10^6
Prime Factorization
3013 × 229 × 131
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
90386987
Product of the distinct prime numbers
The prime factorization of 90386987 is 3013 × 229 × 131.
Since it has a total of 3 prime factors.
2 , 3 , 30 , 11 , 447 , 694 , 1604 , 8083 , 39491 , 48021 , 763310 , 788112 , 7019899 , 3072879 , 56004167 , 96094669 , 554408786 , 719583827 , 4899325473 , 5257888677
n×2
180773974
n×3
271160961
n×4
361547948
n×5
451934935
n÷2
45193493.5
n÷3
30128995.666667
n÷3
22596746.75
n÷5
18077397.4
n2
8169807418938169
n3
7.3844427696807E+23
n4
6.6745753262537E+31
n5
6.0329475324462E+39
2 √n
9507.2071082942
3 √n
448.78186933396
4 √n
97.504908124126
5 √n
39.014063089762
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
-90386986
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 90386987 can be divided by 8 positive divisors.
The sum of these divisors (counting 90386987) is 1, the average is 0.125.
Base
System
Value
2
Binary
101011000110011001000101011
3
Ternary
20022002010122012
4
Quaternary
11120303020223
5
Quinary
141114340422
6
Senary
12545150135
8
Octal
530631053
10
Decimal
90386987
12
Duodecimal
2632b34b
16
Hexadecimal
563322b
20
Vigesimal
184i797
36
Base36
1htb1n
md5
c3ed7509301c96398644196a62897ef5
sha1
f1693d7a013a9e33908f3104a46d094c704febba
sha256
547b4005cfa229b688430a5c4aa5ea5777128fb0ae078774c7e44d00814e7d9a
sha512
80d85670b7c5c0fa137ce6454a362e5ffa1cf7b5bdd9487b053361de7d2f429c0a0a3f0e1bdd93c75ec2f514488c53392883c43f6bd67b506abef1186e74510d
ripemd-160
8a9670fec21adf6ddd68ebf893622a7d13aff87d
Diameter
180773974
Circumference
567918188.67863
Area
2.566620696858E+16
Volume
3.0931881541444E+24
Surface area
1.0266482787432E+17
Circumference
567918188.67863
Perimeter
361547948
Area
8169807418938169
Diagonal
127826502.87744
Surface area
49018844513629014
Volume
7.3844427696807E+23
Space diagonal
156554853.82707
Perimeter
271160961
Area
3.5376303844135E+15
Altitude
78277426.913534
Surface area
3.5376303844135E+15
Volume
8.7026492628753E+22
Height
42608834.29248