20156929 is an odd 8-digits composite number following 20156928
and preceding 20156930 . In scientific notation, it is written as 2.0156929 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 17387136 positive integers (up to 20156929) that are relatively prime to 20156929.
20156929 has 16 divisors, whose sum is 23161600
The reverse of 20156929 is 92965102
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
twenty million one hundred fifty-six thousand nine hundred twenty-nine
Scientific notation
2.0156929 × 10^7
Engineering notation
2.0156929 × 10^6
Prime Factorization
13 × 19 × 79 × 1033
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20156929
Product of the distinct prime numbers
The prime factorization of 20156929 is 13 × 19 × 79 × 1033.
Since it has a total of 4 prime factors.
7 , 9 , 34 , 1 , 496 , 38 , 5323 , 8216 , 33371 , 65194 , 439453 , 668330 , 3894654 , 3930781 , 98319009 , 12553468 , 102776608 , 425987949 , 9242014708 , 6779235718
n×2
40313858
n×3
60470787
n×4
80627716
n×5
100784645
n÷2
10078464.5
n÷3
6718976.3333333
n÷3
5039232.25
n÷5
4031385.8
n2
406301786711041
n3
8.1897962673076E+21
n4
1.6508114188458E+29
n5
3.3275288562065E+36
2 √n
4489.6468680733
3 √n
272.14986424926
4 √n
67.004827199787
5 √n
28.899136958446
1 , 13 , 19 , 79 , 247 , 1027 , 1033 , 1501 , 13429 , 19513 , 19627 , 81607 , 255151 , 1060891 , 1550533 , 20156929
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20156928
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20156929 can be divided by 16 positive divisors.
The sum of these divisors (counting 20156929) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100111001001000000001
3
Ternary
1101221002002221
4
Quaternary
1030321020001
5
Quinary
20130010204
6
Senary
2000011041
8
Octal
114711001
10
Decimal
20156929
12
Duodecimal
6900a81
16
Hexadecimal
1339201
20
Vigesimal
65jc69
36
Base36
c016p
md5
36e5b3b62fff7a409c178b400fd6f3e6
sha1
2869021543738e5874cd38a95de1ee1441ec5856
sha256
e47311a620881ecbca41272fe4fbc45084f2498b79691d6b967e68bd0f578e14
sha512
090d32095bd47aaff9dd13c30c7f03ec9b803b68bcf3a8745a76ffc9a7a58b394d6477739d1e5f1faa9fac4ad278e8a18c0dcc3071d532b3d22388b1fe008a0e
ripemd-160
6f5c91b8776c4419927ea6ed9d760c73bb923814
Diameter
40313858
Circumference
126649720.13066
Area
1.2764347082718E+15
Volume
3.4305338383694E+22
Surface area
5.1057388330873E+15
Circumference
126649720.13066
Perimeter
80627716
Area
406301786711041
Diagonal
28506202.367592
Surface area
2437810720266246
Volume
8.1897962673076E+21
Space diagonal
34912825.152559
Perimeter
60470787
Area
1.7593383444738E+14
Altitude
17456412.576279
Surface area
1.7593383444738E+14
Volume
9.6517674619158E+20
Height
9502067.4558639