86943987 is an odd 8-digits composite number following 86943986
and preceding 86943988 . In scientific notation, it is written as 8.6943987 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 53503920 positive integers (up to 86943987) that are relatively prime to 86943987.
86943987 has 8 divisors, whose sum is 104035680
The reverse of 86943987 is 78934968
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
eighty-six million nine hundred forty-three thousand nine hundred eighty-seven
Scientific notation
8.6943987 × 10^7
Engineering notation
8.6943987 × 10^6
Prime Factorization
9 × 13 × 743111
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
86943987
Product of the distinct prime numbers
The prime factorization of 86943987 is 9 × 13 × 743111.
Since it has a total of 3 prime factors.
2 , 10 , 80 , 92 , 561 , 386 , 7928 , 3306 , 4897 , 87704 , 867383 , 330572 , 4307065 , 9395470 , 10680665 , 4682254 , 873428032 , 48938968 , 5299858200 , 7937346184
n×2
173887974
n×3
260831961
n×4
347775948
n×5
434719935
n÷2
43471993.5
n÷3
28981329
n÷3
21735996.75
n÷5
17388797.4
n2
7559256875456169
n3
6.5723193150932E+23
n4
5.7142364509131E+31
n5
4.9681849970312E+39
2 √n
9324.3759576714
3 √n
443.00964739745
4 √n
96.562808356382
5 √n
38.712205129482
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
-86943986
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 86943987 can be divided by 8 positive divisors.
The sum of these divisors (counting 86943987) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001011101010100011110011
3
Ternary
20001121012201200
4
Quaternary
11023222203303
5
Quinary
134224201422
6
Senary
12343302243
8
Octal
513524363
10
Decimal
86943987
12
Duodecimal
2514a983
16
Hexadecimal
52ea8f3
20
Vigesimal
1737jj7
36
Base36
1frier
md5
7d425a755cfc21c575b3ec6834639b74
sha1
1b77bc7defa8df32fe05cc6f36a04ec54073a475
sha256
f7625f279069202295566c9aeed1595b6c4f302e00af0e4c18bb6b4c2c49067d
sha512
82371b998c09b7fd336e41d95cd542b9c0ed69a1ebdc62cafa21132051112f7d3c70db1cc141a37b5bebd4b0e7f0b56f8c046276f434b9178147957847afc256
ripemd-160
dcc630bbd55b68cd24d8fa0240c85ebda0f7666a
Diameter
173887974
Circumference
546285181.66601
Area
2.3748105866531E+16
Volume
2.7530066769791E+24
Surface area
9.4992423466125E+16
Circumference
546285181.66601
Perimeter
347775948
Area
7559256875456169
Diagonal
122957365.58219
Surface area
45355541252737014
Volume
6.5723193150932E+23
Space diagonal
150591402.89661
Perimeter
260831961
Area
3.2732542439386E+15
Altitude
75295701.448304
Surface area
3.2732542439386E+15
Volume
7.7455525930429E+22
Height
40985788.527397