20130986 is an even 8-digits composite number following 20130985
and preceding 20130987 . In scientific notation, it is written as 2.0130986 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 9944140 positive integers (up to 20130986) that are relatively prime to 20130986.
20130986 has 8 divisors, whose sum is 30560544
The reverse of 20130986 is 68903102
Previous prime number is 83
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred thirty thousand nine hundred eighty-six
Scientific notation
2.0130986 × 10^7
Engineering notation
2.0130986 × 10^6
Prime Factorization
2 × 83 × 121271
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20130986
Product of the distinct prime numbers
The prime factorization of 20130986 is 2 × 83 × 121271.
Since it has a total of 3 prime factors.
1 , 10 , 65 , 60 , 354 , 312 , 4109 , 5390 , 72478 , 66357 , 559975 , 771616 , 7832049 , 3599576 , 70742714 , 2318361 , 348187598 , 798250923 , 4334315520 , 8122191426
n×2
40261972
n×3
60392958
n×4
80523944
n×5
100654930
n÷2
10065493
n÷3
6710328.6666667
n÷3
5032746.5
n÷5
4026197.2
n2
405256597332196
n3
8.1582148873021E+21
n4
1.6423290968127E+29
n5
3.3061704055329E+36
2 √n
4486.7567351039
3 √n
272.0330571847
4 √n
66.983257125224
5 √n
28.891694191892
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
-20130985
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 20130986 can be divided by 8 positive divisors.
The sum of these divisors (counting 20130986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010110010101010
3
Ternary
1101212202112002
4
Quaternary
1030302302222
5
Quinary
20123142421
6
Senary
1555251002
8
Octal
114626252
10
Decimal
20130986
12
Duodecimal
68a9a62
16
Hexadecimal
1332caa
20
Vigesimal
65g796
36
Base36
bzh62
md5
4b3ecfb7f975887d1da95e98b54cc257
sha1
85fa02cb7df2032334f0ae2f5c6f0b62511103b4
sha256
35b4e810248e9b9a297df1bbd8096d81cb747816a82e58b400b0146583a62e5b
sha512
33a0547763f32dd67f7ac4bd59e27e34a5458b640cd4a08aa464194b2f39470d1e15d96f590cf0e3fff878068bf85d63f2f0d040a05f42c4f80521488c21f702
ripemd-160
d6d7c8f192bdfa1819602ddcfda1e5d4ef90a9ee
Diameter
40261972
Circumference
126486715.45424
Area
1.2731511489976E+15
Volume
3.4173050608473E+22
Surface area
5.0926045959905E+15
Circumference
126486715.45424
Perimeter
80523944
Area
405256597332196
Diagonal
28469513.425143
Surface area
2431539583993176
Volume
8.1582148873021E+21
Space diagonal
34867890.558458
Perimeter
60392958
Area
1.7548125417046E+14
Altitude
17433945.279229
Surface area
1.7548125417046E+14
Volume
9.6145484486472E+20
Height
9489837.808381