86781189 is an odd 8-digits composite number following 86781188
and preceding 86781190 . In scientific notation, it is written as 8.6781189 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 49826160 positive integers (up to 86781189) that are relatively prime to 86781189.
86781189 has 16 divisors, whose sum is 132871680
The reverse of 86781189 is 98118768
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
eighty-six million seven hundred eighty-one thousand one hundred eighty-nine
Scientific notation
8.6781189 × 10^7
Engineering notation
8.6781189 × 10^6
Prime Factorization
3 × 11 × 19 × 138407
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
86781189
Product of the distinct prime numbers
The prime factorization of 86781189 is 3 × 11 × 19 × 138407.
Since it has a total of 4 prime factors.
1 , 1 , 87 , 48 , 897 , 309 , 5947 , 4173 , 93099 , 53850 , 960229 , 735320 , 7632018 , 8176385 , 85005786 , 27969169 , 429609136 , 585161909 , 9804754307 , 6282261849
n×2
173562378
n×3
260343567
n×4
347124756
n×5
433905945
n÷2
43390594.5
n÷3
28927063
n÷3
21695297.25
n÷5
17356237.8
n2
7530974764253721
n3
6.5354694437093E+23
n4
5.6715580899826E+31
n5
4.9218455453126E+39
2 √n
9315.6421678809
3 √n
442.73297062254
4 √n
96.517574399074
5 √n
38.697696949298
1 , 3 , 11 , 19 , 33 , 57 , 209 , 627 , 138407 , 415221 , 1522477 , 2629733 , 4567431 , 7889199 , 28927063 , 86781189
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-86781188
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 86781189 can be divided by 16 positive divisors.
The sum of these divisors (counting 86781189) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001011000010110100000101
3
Ternary
20001021221102010
4
Quaternary
11023002310011
5
Quinary
134203444224
6
Senary
12340004433
8
Octal
513026405
10
Decimal
86781189
12
Duodecimal
25090719
16
Hexadecimal
52c2d05
20
Vigesimal
1727cj9
36
Base36
1fo0sl
md5
c206de23645ac1d793454d7dbc0b8f2b
sha1
ba12efa0d54d640955317117dfd87431eb826989
sha256
35053a2a7eab6dcd36566ef69851f63aac1773b49146a8262dabdc83fe0d2701
sha512
0cada0ba3583008de2a897297b504b6c7a4fb63bc89cc6697356a6877f36393ca990807b6db4b875ae5ecdb9a74702db571b7e5feace8f251d22b9c7f49eb3c7
ripemd-160
658957a64b0940d923fae8a1c85c00f87e225b40
Diameter
173562378
Circumference
545262291.66437
Area
2.365925499375E+16
Volume
2.737571038949E+24
Surface area
9.4637019974998E+16
Circumference
545262291.66437
Perimeter
347124756
Area
7530974764253721
Diagonal
122727134.44266
Surface area
45185848585522326
Volume
6.5354694437093E+23
Space diagonal
150309428.48924
Perimeter
260343567
Area
3.2610077305516E+15
Altitude
75154714.244619
Surface area
3.2610077305516E+15
Volume
7.7021246031406E+22
Height
40909044.814221