86768981 is an odd 8-digits composite number following 86768980
and preceding 86768982 . In scientific notation, it is written as 8.6768981 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 80094432 positive integers (up to 86768981) that are relatively prime to 86768981.
86768981 has 4 divisors, whose sum is 93443532
The reverse of 86768981 is 18986768
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
eighty-six million seven hundred sixty-eight thousand nine hundred eighty-one
Scientific notation
8.6768981 × 10^7
Engineering notation
8.6768981 × 10^6
Prime Factorization
13 × 6674537
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
86768981
Product of the distinct prime numbers
The prime factorization of 86768981 is 13 × 6674537.
Since it has a total of 2 prime factors.
9 , 3 , 65 , 86 , 90 , 397 , 7674 , 4585 , 24560 , 711 , 41376 , 559576 , 3569241 , 4494071 , 3482523 , 86409616 , 664825153 , 107953283 , 632963479 , 8290470033
n×2
173537962
n×3
260306943
n×4
347075924
n×5
433844905
n÷2
43384490.5
n÷3
28922993.666667
n÷3
21692245.25
n÷5
17353796.2
n2
7528856063778361
n3
6.5327116874972E+23
n4
5.6683673629092E+31
n5
4.9183846001329E+39
2 √n
9314.9869028357
3 √n
442.71220906645
4 √n
96.514179801911
5 √n
38.696608123308
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
-86768980
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 86768981 can be divided by 4 positive divisors.
The sum of these divisors (counting 86768981) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001010111111110101010101
3
Ternary
20001021022122222
4
Quaternary
11022333311111
5
Quinary
134203101411
6
Senary
12335432125
8
Octal
512776525
10
Decimal
86768981
12
Duodecimal
25085645
16
Hexadecimal
52bfd55
20
Vigesimal
1726291
36
Base36
1fnrdh
md5
48530cd40ba95285ec6e4e547ca3d3e1
sha1
a34a3dfdbd0148c8f9f16fb56c1388fba26ec612
sha256
d8fc823d736ee408ee81a104063aed928dc1429842b3d59814484b5042b7697c
sha512
c3274b13499a3bd2af3fc5938a028b80222c442e3c27009d524334777ef6f6d49b31d164e96bdf69e22c6e42e840dc2ed015e6b5cbd0c86475627eb073ac7f32
ripemd-160
c42d0e4ac51e2ce991f82a1990a533fd86bd278a
Diameter
173537962
Circumference
545185586.53814
Area
2.3652598899901E+16
Volume
2.7364158727282E+24
Surface area
9.4610395599604E+16
Circumference
545185586.53814
Perimeter
347075924
Area
7528856063778361
Diagonal
122709869.72349
Surface area
45173136382670166
Volume
6.5327116874972E+23
Space diagonal
150288283.61298
Perimeter
260306943
Area
3.2600903063343E+15
Altitude
75144141.806489
Surface area
3.2600903063343E+15
Volume
7.6988745562765E+22
Height
40903289.907831