20006909 is an odd 8-digits composite number following 20006908
and preceding 20006910 . In scientific notation, it is written as 2.0006909 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 17381376 positive integers (up to 20006909) that are relatively prime to 20006909.
20006909 has 8 divisors, whose sum is 22813560
The reverse of 20006909 is 90960002
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million six thousand nine hundred nine
Scientific notation
2.0006909 × 10^7
Engineering notation
2.0006909 × 10^6
Prime Factorization
17 × 13 × 90529
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20006909
Product of the distinct prime numbers
The prime factorization of 20006909 is 17 × 13 × 90529.
Since it has a total of 3 prime factors.
9 , 9 , 30 , 90 , 773 , 281 , 40 , 746 , 63198 , 84487 , 991267 , 908736 , 4520933 , 2320822 , 40349072 , 72694318 , 678820394 , 306901180 , 7960669490 , 1304853842
n×2
40013818
n×3
60020727
n×4
80027636
n×5
100034545
n÷2
10003454.5
n÷3
6668969.6666667
n÷3
5001727.25
n÷5
4001381.8
n2
400276407734281
n3
8.0082936643867E+21
n4
1.6022120258866E+29
n5
3.2055310200619E+36
2 √n
4472.9083379832
3 √n
271.47301457985
4 √n
66.879805158084
5 √n
28.855991365466
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
-20006908
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 20006909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20006909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010100011111111101
3
Ternary
1101122110022122
4
Quaternary
1030110133331
5
Quinary
20110210114
6
Senary
1552452325
8
Octal
114243775
10
Decimal
20006909
12
Duodecimal
684a0a5
16
Hexadecimal
13147fd
20
Vigesimal
650h59
36
Base36
bwtfh
md5
f57c36388f50323e8fa04f0e4501ff98
sha1
fcf0c5d1bb79fba09522d1889a3bd9f5a7e42c32
sha256
1504582fbe627a145f18f91e2219ea4a295005a57f0ad04995ee44dca3eb07a3
sha512
c0285eaebcc3c4435f7cbc4eb5013c6d5f9c815fb0704b8a6fe4d30242c205057b1f080798554569ac7f895911daf16e7c63feef53e3ffabce1e51d76a45c8fd
ripemd-160
a9d3fbe59f1b4def8f586d27f5fbf2007dcba544
Diameter
40013818
Circumference
125707116.67088
Area
1.2575054219433E+15
Volume
3.3545062058436E+22
Surface area
5.0300216877733E+15
Circumference
125707116.67088
Perimeter
80027636
Area
400276407734281
Diagonal
28294042.048964
Surface area
2401658446405686
Volume
8.0082936643867E+21
Space diagonal
34652982.890407
Perimeter
60020727
Area
1.7332476881673E+14
Altitude
17326491.445204
Surface area
1.7332476881673E+14
Volume
9.4378645930351E+20
Height
9431347.3496548