20189105 is an odd 8-digits composite number following 20189104
and preceding 20189106 . In scientific notation, it is written as 2.0189105 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 16151280 positive integers (up to 20189105) that are relatively prime to 20189105.
20189105 has 4 divisors, whose sum is 24226932
The reverse of 20189105 is 50198102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred eighty-nine thousand one hundred five
Scientific notation
2.0189105 × 10^7
Engineering notation
2.0189105 × 10^6
Prime Factorization
5 × 4037821
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20189105
Product of the distinct prime numbers
The prime factorization of 20189105 is 5 × 4037821.
Since it has a total of 2 prime factors.
5 , 4 , 30 , 71 , 580 , 197 , 397 , 2465 , 84976 , 27669 , 809442 , 304053 , 5340859 , 7606934 , 23180912 , 84131492 , 355001941 , 817537076 , 282010999 , 3602669980
n×2
40378210
n×3
60567315
n×4
80756420
n×5
100945525
n÷2
10094552.5
n÷3
6729701.6666667
n÷3
5047276.25
n÷5
4037821
n2
407599960701025
n3
8.2290784045889E+21
n4
1.6613772796348E+29
n5
3.3541720343161E+36
2 √n
4493.2287945307
3 √n
272.29459593261
4 √n
67.031550739415
5 √n
28.908357266508
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
-20189104
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 20189105 can be divided by 4 positive divisors.
The sum of these divisors (counting 20189105) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000000111110110001
3
Ternary
1101222201020122
4
Quaternary
1031000332301
5
Quinary
20132022410
6
Senary
2000420025
8
Octal
115007661
10
Decimal
20189105
12
Duodecimal
6917615
16
Hexadecimal
1340fb1
20
Vigesimal
663cf5
36
Base36
c0q0h
md5
374fba93882df7113e4c4c970cf5718f
sha1
a4cf68bab483a8abeaab05f51f85682680036476
sha256
42aebacc7ef8630252888118956853bf5e1bddba7ffd39318b8d54cc5a9cf228
sha512
54d72321ebf3600a47b4e8022be975a25c8e4e796d10b8669820008d8def6bb3bdf58bd69e94832ea2ca3ffc3d356c2075aa3fef066c581088081ca02f330e7d
ripemd-160
daaf4269bd88412626366c40d7dd0ae4c8715fb0
Diameter
40378210
Circumference
126851887.90111
Area
1.2805130421418E+15
Volume
3.4469883015561E+22
Surface area
5.1220521685673E+15
Circumference
126851887.90111
Perimeter
80756420
Area
407599960701025
Diagonal
28551706.103174
Surface area
2445599764206150
Volume
8.2290784045889E+21
Space diagonal
34968555.619343
Perimeter
60567315
Area
1.7649596027431E+14
Altitude
17484277.809671
Surface area
1.7649596027431E+14
Volume
9.6980619046676E+20
Height
9517235.3677248