20231986 is an even 8-digits composite number following 20231985
and preceding 20231987 . In scientific notation, it is written as 2.0231986 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 10115992 positive integers (up to 20231986) that are relatively prime to 20231986.
20231986 has 4 divisors, whose sum is 30347982
The reverse of 20231986 is 68913202
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred thirty-one thousand nine hundred eighty-six
Scientific notation
2.0231986 × 10^7
Engineering notation
2.0231986 × 10^6
Prime Factorization
2 × 10115993
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20231986
Product of the distinct prime numbers
The prime factorization of 20231986 is 2 × 10115993.
Since it has a total of 2 prime factors.
8 , 10 , 89 , 2 , 616 , 168 , 9339 , 9328 , 23273 , 10982 , 357471 , 470301 , 9729188 , 3651546 , 76790481 , 41091533 , 186510741 , 471622737 , 2185863263 , 8462705402
n×2
40463972
n×3
60695958
n×4
80927944
n×5
101159930
n÷2
10115993
n÷3
6743995.3333333
n÷3
5057996.5
n÷5
4046397.2
n2
409333257504196
n3
8.2816247351593E+21
n4
1.67553715699E+29
n5
3.3899444302701E+36
2 √n
4497.9979991103
3 √n
272.48724121729
4 √n
67.06711563136
5 √n
28.920626928226
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
-20231985
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 20231986 can be divided by 4 positive divisors.
The sum of these divisors (counting 20231986) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001011011100110010
3
Ternary
1102001220001211
4
Quaternary
1031023130302
5
Quinary
20134410421
6
Senary
2001350334
8
Octal
115133462
10
Decimal
20231986
12
Duodecimal
69383aa
16
Hexadecimal
134b732
20
Vigesimal
668jj6
36
Base36
c1n3m
md5
72058f812988630231547d79979d4445
sha1
568bf463e80e773d40a5ff3c94dd62ab046f02ef
sha256
c6fbd9a7541273d68ad44b9978c873376939bb984d15dd64fa7058afc4fb457d
sha512
449faa5cc1f8028a6db147be3634c790d8c99c422e8ab0219e00d0c0ba31a649fc4b56e2fa7925166368b24827c946cb2014522d969a4eba9ea4485c7956d737
ripemd-160
01225fad8201c6ea20a5381e45b9ad68ad87216a
Diameter
40463972
Circumference
127121317.17026
Area
1.2859583546452E+15
Volume
3.4689988570352E+22
Surface area
5.1438334185806E+15
Circumference
127121317.17026
Perimeter
80927944
Area
409333257504196
Diagonal
28612348.994943
Surface area
2455999545025176
Volume
8.2816247351593E+21
Space diagonal
35042827.690022
Perimeter
60695958
Area
1.7724649980624E+14
Altitude
17521413.845011
Surface area
1.7724649980624E+14
Volume
9.7599883491223E+20
Height
9537449.6649809