20190181 is an odd 8-digits composite number following 20190180
and preceding 20190182 . In scientific notation, it is written as 2.0190181 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 6 positive divisors.
There are 18354600 positive integers (up to 20190181) that are relatively prime to 20190181.
20190181 has 6 divisors, whose sum is 22192646
The reverse of 20190181 is 18109102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred ninety thousand one hundred eighty-one
Scientific notation
2.0190181 × 10^7
Engineering notation
2.0190181 × 10^6
Prime Factorization
11 × 11 × 166861
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1835471
Product of the distinct prime numbers
The prime factorization of 20190181 is 11 × 11 × 166861.
Since it has a total of 3 prime factors.
9 , 2 , 35 , 69 , 16 , 130 , 3072 , 4627 , 69320 , 29731 , 724781 , 404802 , 471545 , 5811365 , 1297440 , 48423341 , 249661836 , 561054526 , 9696435575 , 6277774168
n×2
40380362
n×3
60570543
n×4
80760724
n×5
100950905
n÷2
10095090.5
n÷3
6730060.3333333
n÷3
5047545.25
n÷5
4038036.2
n2
407643408812761
n3
8.2303942073866E+21
n4
1.6617314874849E+29
n5
3.3550659505719E+36
2 √n
4493.3485286588
3 √n
272.2994332575
4 √n
67.032443851159
5 √n
28.908665400319
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20190180
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20190181 can be divided by 6 positive divisors.
The sum of these divisors (counting 20190181) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001101000001001111100101
3
Ternary
1101222202201111
4
Quaternary
1031001033211
5
Quinary
20132041211
6
Senary
2000425021
8
Octal
115011745
10
Decimal
20190181
12
Duodecimal
6918171
16
Hexadecimal
13413e5
20
Vigesimal
663f91
36
Base36
c0qud
md5
28d3f207956133d4f3555d220ee777ef
sha1
48dbc3efc306d21d58098c8cfd44d1d56fadc0cb
sha256
119f60e0a64d72283631e58b377ca7ca86ec2f514df61c987fbdd588b6e868d0
sha512
a09876809299b7148cde09132380c8ef534c9535bcef31dd47834c439e3e1bbf9c273f631ac9332a6c0aa4776c79f568210468dc8894bb5117e626ce5beddea0
ripemd-160
9d4b961ca9384bbbc1c21dc4bc3113e1f375b8c9
Diameter
40380362
Circumference
126858648.6085
Area
1.2806495384105E+15
Volume
3.4475394637432E+22
Surface area
5.1225981536419E+15
Circumference
126858648.6085
Perimeter
80760724
Area
407643408812761
Diagonal
28553227.796968
Surface area
2445860452876566
Volume
8.2303942073866E+21
Space diagonal
34970419.306012
Perimeter
60570543
Area
1.7651477385857E+14
Altitude
17485209.653006
Surface area
1.7651477385857E+14
Volume
9.699612593136E+20
Height
9517742.5989892