20169729 is an odd 8-digits composite number following 20169728
and preceding 20169730 . In scientific notation, it is written as 2.0169729 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 13446324 positive integers (up to 20169729) that are relatively prime to 20169729.
20169729 has 12 divisors, whose sum is 30213456
The reverse of 20169729 is 92796102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million one hundred sixty-nine thousand seven hundred twenty-nine
Scientific notation
2.0169729 × 10^7
Engineering notation
2.0169729 × 10^6
Prime Factorization
27 × 3 × 3 × 83003
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6723243
Product of the distinct prime numbers
The prime factorization of 20169729 is 27 × 3 × 3 × 83003.
Since it has a total of 4 prime factors.
1 , 6 , 42 , 24 , 45 , 13 , 5365 , 2376 , 31356 , 79473 , 96998 , 596172 , 2715078 , 6354286 , 21226187 , 19318789 , 947344655 , 642064381 , 3068731807 , 7888877803
n×2
40339458
n×3
60509187
n×4
80678916
n×5
100848645
n÷2
10084864.5
n÷3
6723243
n÷3
5042432.25
n÷5
4033945.8
n2
406817967933441
n3
8.2054081655482E+21
n4
1.6550085903349E+29
n5
3.3381074759728E+36
2 √n
4491.0721437091
3 √n
272.20745868998
4 √n
67.015461974899
5 √n
28.902806317299
1 , 3 , 9 , 27 , 81 , 243 , 83003 , 249009 , 747027 , 2241081 , 6723243 , 20169729
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
-20169728
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 20169729 can be divided by 12 positive divisors.
The sum of these divisors (counting 20169729) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100111100010000000001
3
Ternary
1101221201200000
4
Quaternary
1030330100001
5
Quinary
20130412404
6
Senary
2000150213
8
Octal
114742001
10
Decimal
20169729
12
Duodecimal
6908369
16
Hexadecimal
133c401
20
Vigesimal
661469
36
Base36
c0b29
md5
b5dbb0be4e718bd0763edb7eb85210ec
sha1
bc43a2c5f21fba086a46ecd9507db91498e307a1
sha256
09d556872f4285c597badc41db08e7b520ae7f7fd9d73d45925881e45751d04b
sha512
ac79ab2db180dda60c5b0be9dcffa3de09fb3c94208bd507f0976a97650506448ea81ecea7fba17905832d0346493a9fc91aeae9c4e3bf3ef77d2d1866c063cb
ripemd-160
9ae2e121dbacc13a954804f5f9f4deabc72df7d7
Diameter
40339458
Circumference
126730144.90259
Area
1.278056339408E+15
Volume
3.4370733350123E+22
Surface area
5.1122253576321E+15
Circumference
126730144.90259
Perimeter
80678916
Area
406817967933441
Diagonal
28524304.30119
Surface area
2440907807600646
Volume
8.2054081655482E+21
Space diagonal
34934995.402895
Perimeter
60509187
Area
1.7615734747316E+14
Altitude
17467497.701448
Surface area
1.7615734747316E+14
Volume
9.6701662604377E+20
Height
9508101.43373