86813979 is an odd 8-digits composite number following 86813978
and preceding 86813980 . In scientific notation, it is written as 8.6813979 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 49249440 positive integers (up to 86813979) that are relatively prime to 86813979.
86813979 has 8 divisors, whose sum is 91605360
The reverse of 86813979 is 97931868
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighty-six million eight hundred thirteen thousand nine hundred seventy-nine
Scientific notation
8.6813979 × 10^7
Engineering notation
8.6813979 × 10^6
Prime Factorization
21 × 139 × 29741
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
86813979
Product of the distinct prime numbers
The prime factorization of 86813979 is 21 × 139 × 29741.
Since it has a total of 3 prime factors.
10 , 1 , 8 , 47 , 503 , 298 , 7395 , 4639 , 45682 , 87299 , 169047 , 914669 , 2109304 , 6262015 , 81877814 , 44264837 , 188333510 , 172085730 , 8344686178 , 3536726556
n×2
173627958
n×3
260441937
n×4
347255916
n×5
434069895
n÷2
43406989.5
n÷3
28937993
n÷3
21703494.75
n÷5
17362795.8
n2
7536666949812441
n3
6.5428804631101E+23
n4
5.6801348712395E+31
n5
4.9311510942896E+39
2 √n
9317.4019447483
3 √n
442.78872535553
4 √n
96.526690323186
5 √n
38.70062086809
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-86813978
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 86813979 can be divided by 8 positive divisors.
The sum of these divisors (counting 86813979) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001011001010110100011011
3
Ternary
20001100121101120
4
Quaternary
11023022310123
5
Quinary
134211021404
6
Senary
12340420323
8
Octal
513126433
10
Decimal
86813979
12
Duodecimal
250a76a3
16
Hexadecimal
52cad1b
20
Vigesimal
172beij
36
Base36
1foq3f
md5
7dd6a00dec8bc6450ff8775759a7cb37
sha1
e6478c73b17c3ab260e0cc4385b3af9d8e04f7d8
sha256
6d7fae16b8177a1492cb2dd20d6d15edacba7b0bf1f5abd5635cb5be9968d4f9
sha512
7833304ff210050dcc776ef1ded3a22e03287482479fb0693ca951debd9dc79ae42088f7e7529f991f8f15ea9ceb4c8a71a9bf99361d4bb7df37e1a0c6eda154
ripemd-160
8ceee8eaa28b537ec12930ed47e612bb1bddc105
Diameter
173627958
Circumference
545468317.3106
Area
2.3677137522084E+16
Volume
2.7406753594964E+24
Surface area
9.4708550088335E+16
Circumference
545468317.3106
Perimeter
347255916
Area
7536666949812441
Diagonal
122773506.50537
Surface area
45220001698874646
Volume
6.5428804631101E+23
Space diagonal
150366222.43522
Perimeter
260441937
Area
3.2634725192001E+15
Altitude
75183111.217609
Surface area
3.2634725192001E+15
Volume
7.7108585732636E+22
Height
40924502.168458