86778081 is an odd 8-digits composite number following 86778080
and preceding 86778082 . In scientific notation, it is written as 8.6778081 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 50257152 positive integers (up to 86778081) that are relatively prime to 86778081.
86778081 has 16 divisors, whose sum is 102622464
The reverse of 86778081 is 18087768
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-six million seven hundred seventy-eight thousand eighty-one
Scientific notation
8.6778081 × 10^7
Engineering notation
8.6778081 × 10^6
Prime Factorization
27 × 17 × 13 × 14543
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
86778081
Product of the distinct prime numbers
The prime factorization of 86778081 is 27 × 17 × 13 × 14543.
Since it has a total of 4 prime factors.
9 , 1 , 66 , 63 , 938 , 626 , 8888 , 8264 , 56927 , 8607 , 212784 , 430707 , 4671340 , 2323938 , 85943721 , 72632633 , 504265185 , 65281088 , 7918258665 , 968027524
n×2
173556162
n×3
260334243
n×4
347112324
n×5
433890405
n÷2
43389040.5
n÷3
28926027
n÷3
21694520.25
n÷5
17355616.2
n2
7530435342042561
n3
6.5347672807703E+23
n4
5.6707456440684E+31
n5
4.9209642483136E+39
2 √n
9315.4753501901
3 √n
442.72768518178
4 √n
96.516710212222
5 √n
38.697419759813
1 , 13 , 17 , 27 , 221 , 351 , 459 , 5967 , 14543 , 189059 , 247231 , 392661 , 3214003 , 5104593 , 6675237 , 86778081
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
-86778080
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 86778081 can be divided by 16 positive divisors.
The sum of these divisors (counting 86778081) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001011000010000011100001
3
Ternary
20001021210011000
4
Quaternary
11023002003201
5
Quinary
134203344311
6
Senary
12335542213
8
Octal
513020341
10
Decimal
86778081
12
Duodecimal
2508a969
16
Hexadecimal
52c20e1
20
Vigesimal
1727541
36
Base36
1fnye9
md5
72864c456e790b2deb472adf4fa007ab
sha1
958cd9ef06675412ec286cf45a4ce3bf33994622
sha256
c790338b8d1e1ab21c0a9d06b6763768edaee1bc148b1b8c50e4f884f1c53d0c
sha512
f05d590091044acae3d9e059155456025eb9ca0d139eeb6351897158c1a35b6cfae2207d9ea855e0b08a33d467dd95c67c3c11967f2dc4c9d1cf8b6ce1584fee
ripemd-160
6face74c4bf053d65f97b7e31b478550b89f72c0
Diameter
173556162
Circumference
545242763.52444
Area
2.3657560348894E+16
Volume
2.7372769176249E+24
Surface area
9.4630241395575E+16
Circumference
545242763.52444
Perimeter
347112324
Area
7530435342042561
Diagonal
122722739.06691
Surface area
45182612052255366
Volume
6.5347672807703E+23
Space diagonal
150304045.27533
Perimeter
260334243
Area
3.2607741538825E+15
Altitude
75152022.637664
Surface area
3.2607741538825E+15
Volume
7.7012970961811E+22
Height
40907579.68897