17994989 is an odd 8-digits composite number following 17994988
and preceding 17994990 . In scientific notation, it is written as 1.7994989 × 10^7.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 17983740 positive integers (up to 17994989) that are relatively prime to 17994989.
17994989 has 4 divisors, whose sum is 18006240
The reverse of 17994989 is 98949971
Previous prime number is 1931
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
seventeen million nine hundred ninety-four thousand nine hundred eighty-nine
Scientific notation
1.7994989 × 10^7
Engineering notation
1.7994989 × 10^6
Prime Factorization
1931 × 9319
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
17994989
Product of the distinct prime numbers
The prime factorization of 17994989 is 1931 × 9319.
Since it has a total of 2 prime factors.
6 , 10 , 85 , 68 , 310 , 444 , 9605 , 4206 , 89482 , 83032 , 56228 , 703304 , 1696407 , 43411 , 22614475 , 93241548 , 21340760 , 614106822 , 6677800060 , 984590712
n×2
35989978
n×3
53984967
n×4
71979956
n×5
89974945
n÷2
8997494.5
n÷3
5998329.6666667
n÷3
4498747.25
n÷5
3598997.8
n2
323819629110121
n3
5.8271306638207E+21
n4
1.0485915219702E+29
n5
1.8869392903346E+36
2 √n
4242.0500939994
3 √n
262.04981765429
4 √n
65.131022516151
5 √n
28.250771801966
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
-17994988
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 17994989 can be divided by 4 positive divisors.
The sum of these divisors (counting 17994989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100101001010011101101
3
Ternary
1020212020111002
4
Quaternary
1010221103231
5
Quinary
14101314424
6
Senary
1441410045
8
Octal
104512355
10
Decimal
17994989
12
Duodecimal
6039925
16
Hexadecimal
11294ed
20
Vigesimal
5c9799
36
Base36
app0t
md5
a117348098fe0acb4a829c741a4c6207
sha1
61e85c197959912164a7edd2ac5cf9b49b08391a
sha256
2cea3baf02183e6cdb6da5e719ef0e49d32dbbefccf6e13d6da8dfff298dd0c3
sha512
fff1573e1bb0e4acd28309f26b932cfa683e55dc110fb8b33a567c87f1a8c1f3e2806b19cc74a1fa09edaee746891b9164596c1ac10d828da594a24edc7cec48
ripemd-160
d92fc7af8282ce35eff720c2ccb4cd44b6494ea7
Diameter
35989978
Circumference
113065850.48766
Area
1.0173093679005E+15
Volume
2.4408627846623E+22
Surface area
4.0692374716021E+15
Circumference
113065850.48766
Perimeter
71979956
Area
323819629110121
Diagonal
25448757.498555
Surface area
1942917774660726
Volume
5.8271306638207E+21
Space diagonal
31168235.229643
Perimeter
53984967
Area
1.4021801252671E+14
Altitude
15584117.614822
Surface area
1.4021801252671E+14
Volume
6.8673393454128E+20
Height
8482919.1661849