86931389 is an odd 8-digits composite number following 86931388
and preceding 86931390 . In scientific notation, it is written as 8.6931389 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 84581856 positive integers (up to 86931389) that are relatively prime to 86931389.
86931389 has 4 divisors, whose sum is 89280924
The reverse of 86931389 is 98313968
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighty-six million nine hundred thirty-one thousand three hundred eighty-nine
Scientific notation
8.6931389 × 10^7
Engineering notation
8.6931389 × 10^6
Prime Factorization
37 × 2349497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
86931389
Product of the distinct prime numbers
The prime factorization of 86931389 is 37 × 2349497.
Since it has a total of 2 prime factors.
1 , 2 , 95 , 18 , 78 , 140 , 9757 , 4330 , 99999 , 28652 , 120013 , 545782 , 6001437 , 3130544 , 61682279 , 29226544 , 636379035 , 348638232 , 4291818501 , 91071154
n×2
173862778
n×3
260794167
n×4
347725556
n×5
434656945
n÷2
43465694.5
n÷3
28977129.666667
n÷3
21732847.25
n÷5
17386277.8
n2
7557066393469321
n3
6.5694627834951E+23
n4
5.7109252475303E+31
n5
4.9645866424298E+39
2 √n
9323.7003920117
3 √n
442.98824930997
4 √n
96.559310229577
5 √n
38.71108320111
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
-86931388
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 86931389 can be divided by 4 positive divisors.
The sum of these divisors (counting 86931389) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001011100111011110111101
3
Ternary
20001120120110002
4
Quaternary
11023213132331
5
Quinary
134223301024
6
Senary
12343124045
8
Octal
513473675
10
Decimal
86931389
12
Duodecimal
25143625
16
Hexadecimal
52e77bd
20
Vigesimal
1736899
36
Base36
1fr8ot
md5
6f84d5afbd7056409ac93649c96f4b3b
sha1
8d6541b4b7bd4bcc40f0455dc8c5e8d954eb3ed2
sha256
9dfbe0be348c44b8012a82e46267a41925907b96a079f931d4e5148013d25c93
sha512
c94f464639833b739ae840cddb25134736e578450a1df9aaad508d5709bf4ee6416df02c43c1b3bd9d4a22b67049fc3c191f2288a00a98be46214e60e3e7e44d
ripemd-160
e372c52532ff6a84f62e6cc56ae7713f93aaf9e2
Diameter
173862778
Circumference
546206026.09751
Area
2.3741224264414E+16
Volume
2.7518101358213E+24
Surface area
9.4964897057654E+16
Circumference
546206026.09751
Perimeter
347725556
Area
7557066393469321
Diagonal
122939549.31973
Surface area
45342398360815926
Volume
6.5694627834951E+23
Space diagonal
150569582.52053
Perimeter
260794167
Area
3.272305737415E+15
Altitude
75284791.260267
Surface area
3.272305737415E+15
Volume
7.74218613827E+22
Height
40979849.773244