20161105 is an odd 8-digits composite number following 20161104
and preceding 20161106 . In scientific notation, it is written as 2.0161105 × 10^7.
The sum of its digits is 16. It has a total of 2 prime factors and 4 positive divisors.
There are 16128880 positive integers (up to 20161105) that are relatively prime to 20161105.
20161105 has 4 divisors, whose sum is 24193332
The reverse of 20161105 is 50116102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 16
Digital Root 7
Name
twenty million one hundred sixty-one thousand one hundred five
Scientific notation
2.0161105 × 10^7
Engineering notation
2.0161105 × 10^6
Prime Factorization
5 × 4032221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20161105
Product of the distinct prime numbers
The prime factorization of 20161105 is 5 × 4032221.
Since it has a total of 2 prime factors.
6 , 9 , 79 , 93 , 653 , 26 , 5521 , 4152 , 69710 , 63574 , 708342 , 907217 , 1685842 , 6375313 , 79268410 , 20540591 , 541003667 , 105003490 , 2704450656 , 9717954355
n×2
40322210
n×3
60483315
n×4
80644420
n×5
100805525
n÷2
10080552.5
n÷3
6720368.3333333
n÷3
5040276.25
n÷5
4032221
n2
406470154821025
n3
8.1948874707129E+21
n4
1.6521798676023E+29
n5
3.3309771789616E+36
2 √n
4490.1119139727
3 √n
272.16865711461
4 √n
67.008297351692
5 √n
28.900334291594
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20161104
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20161105 can be divided by 4 positive divisors.
The sum of these divisors (counting 20161105) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010001001010001
3
Ternary
1101221021211121
4
Quaternary
1030322021101
5
Quinary
20130123410
6
Senary
2000042241
8
Octal
114721121
10
Decimal
20161105
12
Duodecimal
6903381
16
Hexadecimal
133a251
20
Vigesimal
6602f5
36
Base36
c04ep
md5
557878b47795a239021403bf7e8c4014
sha1
f12941b273170e1c1d7674cf075a1cd227b7f976
sha256
7d8aa7ba8babf9ceb66306a6d6f0aa3229fb5b9c4d0f9a714df820300b2c4003
sha512
7a8f3ef444717733badb37f5400e159dc72cc8740a6548d972c718da81e6de5a3ffd84924630a145ee274876117254bcecc0533e13933908379ba49e76def76a
ripemd-160
0a31e32593fe7994fbc6eb04b222229463491a49
Diameter
40322210
Circumference
126675958.7125
Area
1.2769636522892E+15
Volume
3.4326664366649E+22
Surface area
5.107854609157E+15
Circumference
126675958.7125
Perimeter
80644420
Area
406470154821025
Diagonal
28512108.123428
Surface area
2438820928926150
Volume
8.1948874707129E+21
Space diagonal
34920058.196731
Perimeter
60483315
Area
1.760067399776E+14
Altitude
17460029.098365
Surface area
1.760067399776E+14
Volume
9.6577675026697E+20
Height
9504036.0411427