19206989 is an odd 8-digits composite number following 19206988
and preceding 19206990 . In scientific notation, it is written as 1.9206989 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 19066656 positive integers (up to 19206989) that are relatively prime to 19206989.
19206989 has 4 divisors, whose sum is 19347324
The reverse of 19206989 is 98960291
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
nineteen million two hundred six thousand nine hundred eighty-nine
Scientific notation
1.9206989 × 10^7
Engineering notation
1.9206989 × 10^6
Prime Factorization
137 × 140197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19206989
Product of the distinct prime numbers
The prime factorization of 19206989 is 137 × 140197.
Since it has a total of 2 prime factors.
6 , 7 , 34 , 37 , 236 , 500 , 7215 , 733 , 44400 , 25210 , 262774 , 710203 , 6468728 , 5959710 , 43677238 , 65054800 , 182085910 , 270529274 , 9745378642 , 6127332975
n×2
38413978
n×3
57620967
n×4
76827956
n×5
96034945
n÷2
9603494.5
n÷3
6402329.6666667
n÷3
4801747.25
n÷5
3841397.8
n2
368908426446121
n3
7.085620088758E+21
n4
1.3609342710295E+29
n5
2.6139449573387E+36
2 √n
4382.5778943448
3 √n
267.80566683362
4 √n
66.20104148988
5 √n
28.621464869404
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
-19206988
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 19206989 can be divided by 4 positive divisors.
The sum of these divisors (counting 19206989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001010001001101001101
3
Ternary
1100010211000222
4
Quaternary
1021101031031
5
Quinary
14404110424
6
Senary
1523401125
8
Octal
111211515
10
Decimal
19206989
12
Duodecimal
65231a5
16
Hexadecimal
125134d
20
Vigesimal
600h99
36
Base36
bfo7h
md5
4d9ec6c9d12b1aee4f870a345dc0040b
sha1
d6a1051d4616ed12f3282a237b53d2b757d51794
sha256
67f1766614ab357e997464b9a791f35d4e6c28285b446ec70ba12cde54dca39e
sha512
3178e08ce790d16cf575193841fc87e7c1337809f4fab07b382aad61ffc8831ad9195f913e7eb85eda0662798fbe5e10dd097f7e72ef93d8635591048850a5bc
ripemd-160
12df828dce0c18e20067fe0fe2c21af60481a56e
Diameter
38413978
Circumference
120681071.07996
Area
1.1589600023705E+15
Volume
2.9680176022627E+22
Surface area
4.635840009482E+15
Circumference
120681071.07996
Perimeter
76827956
Area
368908426446121
Diagonal
27162784.336151
Surface area
2213450558676726
Volume
7.085620088758E+21
Space diagonal
33267480.808417
Perimeter
57620967
Area
1.5974203448624E+14
Altitude
16633740.404208
Surface area
1.5974203448624E+14
Volume
8.3504833561206E+20
Height
9054261.4453836