20006988 is an even 8-digits composite number following 20006987
and preceding 20006989 . In scientific notation, it is written as 2.0006988 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 12 positive divisors.
There are 6668992 positive integers (up to 20006988) that are relatively prime to 20006988.
20006988 has 12 divisors, whose sum is 46683000
The reverse of 20006988 is 88960002
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million six thousand nine hundred eighty-eight
Scientific notation
2.0006988 × 10^7
Engineering notation
2.0006988 × 10^6
Prime Factorization
2 × 2 × 3 × 1667249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10003494
Product of the distinct prime numbers
The prime factorization of 20006988 is 2 × 2 × 3 × 1667249.
Since it has a total of 4 prime factors.
6 , 10 , 51 , 90 , 893 , 566 , 3924 , 3059 , 64201 , 92979 , 28476 , 878908 , 7397050 , 3459890 , 25716016 , 84442870 , 271337710 , 364761031 , 221499507 , 5255017648
n×2
40013976
n×3
60020964
n×4
80027952
n×5
100034940
n÷2
10003494
n÷3
6668996
n÷3
5001747
n÷5
4001397.6
n2
400279568832144
n3
8.0083885302699E+21
n4
1.6022373322445E+29
n5
3.2055943079367E+36
2 √n
4472.9171689178
3 √n
271.47337189541
4 √n
66.879871178987
5 √n
28.856014153791
1 , 2 , 3 , 4 , 6 , 12 , 1667249 , 3334498 , 5001747 , 6668996 , 10003494 , 20006988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20006987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20006988 can be divided by 12 positive divisors.
The sum of these divisors (counting 20006988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100010100100001001100
3
Ternary
1101122110102120
4
Quaternary
1030110201030
5
Quinary
20110210423
6
Senary
1552452540
8
Octal
114244114
10
Decimal
20006988
12
Duodecimal
684a150
16
Hexadecimal
131484c
20
Vigesimal
650h98
36
Base36
bwtho
md5
f0a48d1431da7827678310fec75c408d
sha1
ea8049a57d447b50db54ed4fc16dea853b640e30
sha256
d05b11d02dbc6c91fade4b5fdf4c61ccb538738408a6811b5e8aa342bcb0e5c5
sha512
0de6cec0c063b612078c26519e52661858a2b358d0012b05d168554659f8aa0901893fa1df6378045fc8e892fa28ff9be45f785b4f21541d117a8dc51d4eb1a5
ripemd-160
aeae511cabbba0ec5766368a83b05786ed19b6b2
Diameter
40013976
Circumference
125707613.04252
Area
1.2575153528252E+15
Volume
3.3545459431718E+22
Surface area
5.0300614113006E+15
Circumference
125707613.04252
Perimeter
80027952
Area
400279568832144
Diagonal
28294153.771836
Surface area
2401677412992864
Volume
8.0083885302699E+21
Space diagonal
34653119.722421
Perimeter
60020964
Area
1.7332613761226E+14
Altitude
17326559.86121
Surface area
1.7332613761226E+14
Volume
9.4379763935507E+20
Height
9431384.5906119