20209511 is an odd 8-digits composite number following 20209510
and preceding 20209512 . In scientific notation, it is written as 2.0209511 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 12 positive divisors.
There are 16511040 positive integers (up to 20209511) that are relatively prime to 20209511.
20209511 has 12 divisors, whose sum is 23667768
The reverse of 20209511 is 11590202
Previous prime number is 2627
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred nine thousand five hundred eleven
Scientific notation
2.0209511 × 10^7
Engineering notation
2.0209511 × 10^6
Prime Factorization
7 × 7 × 2627 × 157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
2887073
Product of the distinct prime numbers
The prime factorization of 20209511 is 7 × 7 × 2627 × 157.
Since it has a total of 4 prime factors.
10 , 2 , 67 , 16 , 289 , 507 , 3506 , 744 , 76548 , 43384 , 503535 , 408556 , 6120199 , 1904936 , 73161432 , 7889486 , 220147939 , 124843283 , 9196868418 , 4125348231
n×2
40419022
n×3
60628533
n×4
80838044
n×5
101047555
n÷2
10104755.5
n÷3
6736503.6666667
n÷3
5052377.75
n÷5
4041902.2
n2
408424334859121
n3
8.2540560880031E+21
n4
1.6681043730512E+29
n5
3.3711573676325E+36
2 √n
4495.4989711933
3 √n
272.38630500918
4 √n
67.048482243771
5 √n
28.914198690249
1 , 7 , 49 , 157 , 1099 , 2627 , 7693 , 18389 , 128723 , 412439 , 2887073 , 20209511
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
-20209510
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 20209511 can be divided by 12 positive divisors.
The sum of these divisors (counting 20209511) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101000101111101100111
3
Ternary
1102000202020102
4
Quaternary
1031011331213
5
Quinary
20133201021
6
Senary
2001054315
8
Octal
115057547
10
Decimal
20209511
12
Duodecimal
692739b
16
Hexadecimal
1345f67
20
Vigesimal
6663fb
36
Base36
c15rb
md5
4268fcd2f9d2c4ffdb7754722c649b58
sha1
6bcac03f1d502c35fce09a0d07fc7e384f9da1c0
sha256
c79f29b4b82c6d0a286786c822756f2ec142ac4e292e3b1b871eb769c581424f
sha512
433f4f3113ce1d71984ffb609c3d3390b26fb35a8005d83b74e7ff18aaae761bb131f03632369f6ca16bdbe5a141e9128248506cfb1118b65f25ff022e838b25
ripemd-160
95933aa99f727467d492dec8448c803ed68fa635
Diameter
40419022
Circumference
126980102.58048
Area
1.2831028899407E+15
Volume
3.4574509291185E+22
Surface area
5.1324115597628E+15
Circumference
126980102.58048
Perimeter
80838044
Area
408424334859121
Diagonal
28580564.545128
Surface area
2450546009154726
Volume
8.2540560880031E+21
Space diagonal
35003899.848122
Perimeter
60628533
Area
1.7685292475588E+14
Altitude
17501949.924061
Surface area
1.7685292475588E+14
Volume
9.7274983868685E+20
Height
9526854.8483761