20049986 is an even 8-digits composite number following 20049985
and preceding 20049987 . In scientific notation, it is written as 2.0049986 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 9113620 positive integers (up to 20049986) that are relatively prime to 20049986.
20049986 has 8 divisors, whose sum is 32809104
The reverse of 20049986 is 68994002
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million forty-nine thousand nine hundred eighty-six
Scientific notation
2.0049986 × 10^7
Engineering notation
2.0049986 × 10^6
Prime Factorization
2 × 11 × 911363
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20049986
Product of the distinct prime numbers
The prime factorization of 20049986 is 2 × 11 × 911363.
Since it has a total of 3 prime factors.
4 , 3 , 64 , 36 , 69 , 582 , 3737 , 8649 , 33 , 90362 , 761799 , 557022 , 2305505 , 9143170 , 90994975 , 89101027 , 1469263 , 849230391 , 5752432307 , 5862770618
n×2
40099972
n×3
60149958
n×4
80199944
n×5
100249930
n÷2
10024993
n÷3
6683328.6666667
n÷3
5012496.5
n÷5
4009997.2
n2
402001938600196
n3
8.0601332409068E+21
n4
1.6160555863832E+29
n5
3.2401891882204E+36
2 √n
4477.7210721527
3 √n
271.6677116566
4 √n
66.915775958683
5 √n
28.868406680307
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
-20049985
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 20049986 can be divided by 8 positive divisors.
The sum of these divisors (counting 20049986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011111000001000010
3
Ternary
1101201122102002
4
Quaternary
1030133001002
5
Quinary
20113044421
6
Senary
1553424002
8
Octal
114370102
10
Decimal
20049986
12
Duodecimal
686b002
16
Hexadecimal
131f042
20
Vigesimal
6564j6
36
Base36
bxqo2
md5
9f619bfa1ebe99a9b7e014bccf1d4e11
sha1
ca3f32a899cbff8c1cf5585fe6931e0211763f52
sha256
6b1c204aa599d7fdd6c6983c5867f74992fbc7672f62fc9415a99a378e1917c2
sha512
509e0773ebef943f9cd9d307373a74c4d4a7c31708d0ef8f6db1d7bedd135555db870aecb5fd28c59babe0e57e95654fa6bc044ef53782b943492407908e26bb
ripemd-160
996754b0e76b4de4a4743e30f28c68842c52605f
Diameter
40099972
Circumference
125977777.44436
Area
1.2629263370352E+15
Volume
3.3762207168784E+22
Surface area
5.0517053481409E+15
Circumference
125977777.44436
Perimeter
80199944
Area
402001938600196
Diagonal
28354962.126591
Surface area
2412011631601176
Volume
8.0601332409068E+21
Space diagonal
34727594.443045
Perimeter
60149958
Area
1.7407194559918E+14
Altitude
17363797.221522
Surface area
1.7407194559918E+14
Volume
9.4989581198538E+20
Height
9451654.0421969