87091085 is an odd 8-digits composite number following 87091084
and preceding 87091086 . In scientific notation, it is written as 8.7091085 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 64646400 positive integers (up to 87091085) that are relatively prime to 87091085.
87091085 has 8 divisors, whose sum is 104603136
The reverse of 87091085 is 58019078
Previous prime number is 1207
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty-seven million ninety-one thousand eighty-five
Scientific notation
8.7091085 × 10^7
Engineering notation
8.7091085 × 10^6
Prime Factorization
5 × 1207 × 14431
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87091085
Product of the distinct prime numbers
The prime factorization of 87091085 is 5 × 1207 × 14431.
Since it has a total of 3 prime factors.
2 , 2 , 56 , 54 , 882 , 936 , 7821 , 4735 , 31781 , 63524 , 197865 , 331809 , 4506421 , 6601973 , 51657456 , 46872072 , 12332783 , 921775182 , 7882100747 , 4654920972
n×2
174182170
n×3
261273255
n×4
348364340
n×5
435455425
n÷2
43545542.5
n÷3
29030361.666667
n÷3
21772771.25
n÷5
17418217
n2
7584857086477225
n3
6.6057343323124E+23
n4
5.7530057022284E+31
n5
5.0103550861826E+39
2 √n
9332.2604442868
3 √n
443.25934500599
4 √n
96.603625419995
5 √n
38.725295484131
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
-87091084
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 87091085 can be divided by 8 positive divisors.
The sum of these divisors (counting 87091085) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100001110011110001101
3
Ternary
20001212200111202
4
Quaternary
11030032132031
5
Quinary
134243403320
6
Senary
12350355245
8
Octal
514163615
10
Decimal
87091085
12
Duodecimal
251bbb25
16
Hexadecimal
530e78d
20
Vigesimal
17467e5
36
Base36
1funwt
md5
4c3d366e6454c5a135246aa9f7aafdd8
sha1
47eac1816d8301f368fa83c873d5d83d522f4e48
sha256
a3f423811ef7d12495637def094b8dce75b3b6669b133c16a386825d0f3786da
sha512
fcfe793529951019a3878ca7410559abfb32248b7dd20bbd38499c36a6c30cf7ed10565a666d8f10f1e31ac00f641f80fcfb438ef82ab4214da9adbc2c6fe37c
ripemd-160
5ee574cd69ea2b132e98772d08a80e99ffceee9f
Diameter
174182170
Circumference
547209425.65833
Area
2.3828531301405E+16
Volume
2.7670035266611E+24
Surface area
9.5314125205621E+16
Circumference
547209425.65833
Perimeter
348364340
Area
7584857086477225
Diagonal
123165393.56879
Surface area
45509142518863350
Volume
6.6057343323124E+23
Space diagonal
150846184.1063
Perimeter
261273255
Area
3.2843394604818E+15
Altitude
75423092.05315
Surface area
3.2843394604818E+15
Volume
7.7849325684915E+22
Height
41055131.189596