86698981 is an odd 8-digits prime number following 86698980
and preceding 86698982 . In scientific notation, it is written as 8.6698981 × 10^7.
The sum of its digits is 55. It has a total of 1 prime factors and 2 positive divisors.
There are 86698980 positive integers (up to 86698981) that are relatively prime to 86698981.
86698981 has 2 divisors, whose sum is 86698982
The reverse of 86698981 is 18989668
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 55 Digital Root 1
Name
eighty-six million six hundred ninety-eight thousand nine hundred eighty-one
Scientific notation
8.6698981 × 10^7
Engineering notation
8.6698981 × 10^6
Prime Factorization
86698981
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
86698981 Product of the distinct prime numbers
The prime factorization of 86698981 is 86698981.
Since it has a total of 1 prime factors.
9 , 9 , 72 , 24 , 186 , 344 , 4305 , 4804 , 48940 , 50575 , 38884 , 875486 , 5087466 , 2733763 , 73150440 , 28993074 , 824057185 , 749051598 , 5080102018 , 8101148733
n×2
173397962
n×3
260096943
n×4
346795924
n×5
433494905
n÷2
43349490.5
n÷3
28899660.333333
n÷3
21674745.25
n÷5
17339796.2
n2
7516713306438361
n3
6.5169138413735E+23
n4
5.6500978931188E+31
n5
4.8985772988364E+39
2 √n9311.2287588696
3 √n442.59312583494
4 √n96.494708450099
5 √n38.690362487904
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
86698982 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
43349491 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
9311.2288125682 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999769317 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 86698981 can be divided by 2 positive divisors.
The sum of these divisors (counting 86698981) is 86698982, the average is 43349491.
Base
System
Value
2
Binary
101001010101110101111100101
3
Ternary
20001010202122101
4
Quaternary
11022232233211
5
Quinary
134143331411
6
Senary
12334132101
8
Octal
512565745
10
Decimal
86698981
12
Duodecimal
25051031
16
Hexadecimal
52aebe5
20
Vigesimal
171h791
36
Base36
1fm9d1
md5
651221d601230f783111495f47737252
sha1
3d522a908c13f8416e74a2f9a10964a5a31d65c5
sha256
647518bae3557345d9bb14d283728ef61e859aa4faef35c7f7c6fab01483d64c
sha512
93a8d70892c52b0a68827ae848cc09195379c32da9bf74dd3694114d5bbbff90f5dba2e87cbc2ee41e6739732b0cf9a494dff7e74a167baf302d7ec9573c13b9
ripemd-160
96dd1beba314a30bbecf9e8bbfb87b9c54974836
Diameter
173397962
Circumference
544745763.56664
Area
2.3614451302647E+16
Volume
2.7297984864182E+24
Surface area
9.445780521059E+16
Circumference
544745763.56664
Perimeter
346795924
Area
7516713306438361
Diagonal
122610874.77413
Surface area
45100279838630166
Volume
6.5169138413735E+23
Space diagonal
150167040.05645
Perimeter
260096943
Area
3.2548323381701E+15
Altitude
75083520.028224
Surface area
3.2548323381701E+15
Volume
7.6802566160728E+22
Height
40870291.591376