20006986 is an even 8-digits composite number following 20006985
and preceding 20006987 . In scientific notation, it is written as 2.0006986 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 9980268 positive integers (up to 20006986) that are relatively prime to 20006986.
20006986 has 8 divisors, whose sum is 30080160
The reverse of 20006986 is 68960002
Previous prime number is 439
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million six thousand nine hundred eighty-six
Scientific notation
2.0006986 × 10^7
Engineering notation
2.0006986 × 10^6
Prime Factorization
2 × 439 × 22787
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20006986
Product of the distinct prime numbers
The prime factorization of 20006986 is 2 × 439 × 22787.
Since it has a total of 3 prime factors.
2 , 1 , 3 , 72 , 834 , 402 , 9328 , 7921 , 59222 , 74868 , 954799 , 591256 , 2521807 , 2613315 , 6398935 , 52841468 , 832899184 , 183854556 , 5575321692 , 5034153169
n×2
40013972
n×3
60020958
n×4
80027944
n×5
100034930
n÷2
10003493
n÷3
6668995.3333333
n÷3
5001746.5
n÷5
4001397.2
n2
400279488804196
n3
8.0083861285927E+21
n4
1.6022366915735E+29
n5
3.2055927056997E+36
2 √n
4472.9169453501
3 √n
271.47336284946
4 √n
66.879869507574
5 √n
28.856013576873
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
-20006985
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 20006986 can be divided by 8 positive divisors.
The sum of these divisors (counting 20006986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010100100001001010
3
Ternary
1101122110102111
4
Quaternary
1030110201022
5
Quinary
20110210421
6
Senary
1552452534
8
Octal
114244112
10
Decimal
20006986
12
Duodecimal
684a14a
16
Hexadecimal
131484a
20
Vigesimal
650h96
36
Base36
bwthm
md5
b7f3af3306711c6874820096a95308e3
sha1
42c7f7d36fa5944c3adf95bec9678c84af49e524
sha256
cad606abaa9f8a500a7d8d0c323fe0ff35049467d45a4839ff38863d093600a8
sha512
9625e190f8174ae79a9bd4ce48fe7b72c0f6ead191aebf7d508776664db340270c05d600714984343bed18c4bed949b9b5abd4c70b5a1b87bb4d67ff2ada02d0
ripemd-160
5e0f17f0ad7ae4207a859becf5ea0ff7b779ebf2
Diameter
40013972
Circumference
125707600.47615
Area
1.2575151014099E+15
Volume
3.3545449371596E+22
Surface area
5.0300604056398E+15
Circumference
125707600.47615
Perimeter
80027944
Area
400279488804196
Diagonal
28294150.943409
Surface area
2401676932825176
Volume
8.0083861285927E+21
Space diagonal
34653116.258319
Perimeter
60020958
Area
1.7332610295914E+14
Altitude
17326558.12916
Surface area
1.7332610295914E+14
Volume
9.437973563147E+20
Height
9431383.6478029