18086971 is an odd 8-digits composite number following 18086970
and preceding 18086972 . In scientific notation, it is written as 1.8086971 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 15306408 positive integers (up to 18086971) that are relatively prime to 18086971.
18086971 has 8 divisors, whose sum is 20933120
The reverse of 18086971 is 17968081
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighteen million eighty-six thousand nine hundred seventy-one
Scientific notation
1.8086971 × 10^7
Engineering notation
1.8086971 × 10^6
Prime Factorization
7 × 79 × 32707
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18086971
Product of the distinct prime numbers
The prime factorization of 18086971 is 7 × 79 × 32707.
Since it has a total of 3 prime factors.
3 , 4 , 27 , 71 , 419 , 233 , 8782 , 4269 , 61824 , 32664 , 79350 , 785074 , 3781964 , 4895435 , 22874317 , 72269376 , 586792183 , 677525794 , 2477182706 , 1629638424
n×2
36173942
n×3
54260913
n×4
72347884
n×5
90434855
n÷2
9043485.5
n÷3
6028990.3333333
n÷3
4521742.75
n÷5
3617394.2
n2
327138519954841
n3
5.9169449234061E+21
n4
1.0701961123824E+29
n5
1.9356606048974E+36
2 √n
4252.8779667421
3 √n
262.49555124736
4 √n
65.214093313808
5 √n
28.279593888739
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
-18086970
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 18086971 can be divided by 8 positive divisors.
The sum of these divisors (counting 18086971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100111111110000111011
3
Ternary
1021000220122211
4
Quaternary
1010333300323
5
Quinary
14112240341
6
Senary
1443355551
8
Octal
104776073
10
Decimal
18086971
12
Duodecimal
6082bb7
16
Hexadecimal
113fc3b
20
Vigesimal
5d0h8b
36
Base36
arnzv
md5
f41098f4b732b7e50747c45577c5a9d7
sha1
1e62328dd3969d7923a204c24115e28b7514ace2
sha256
34f1e5eea5ccaab681f10b1fbb786fb27f6dc8efc4e7e61182e3c226234240ac
sha512
7df7ab2a7dcbe6ef960e5d29f6c95b34b235fb55e8374229d53b2eb752617411c8f24a7a916cd35be2091dd195c55917a099f34ce85ddea701d1f58a05d468b2
ripemd-160
e392e9547b79bbf33a0af541b5a09e3d5933af42
Diameter
36173942
Circumference
113643790.43858
Area
1.0277359709964E+15
Volume
2.4784840937424E+22
Surface area
4.1109438839855E+15
Circumference
113643790.43858
Perimeter
72347884
Area
327138519954841
Diagonal
25578839.690449
Surface area
1962831119729046
Volume
5.9169449234061E+21
Space diagonal
31327552.727025
Perimeter
54260913
Area
1.4165513441867E+14
Altitude
15663776.363512
Surface area
1.4165513441867E+14
Volume
6.973186465413E+20
Height
8526279.8968163