194985 is an odd 6-digits composite number following 194984
and preceding 194986 . In scientific notation, it is written as 1.94985 × 10^5.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 88992 positive integers (up to 194985) that are relatively prime to 194985.
194985 has 16 divisors, whose sum is 297600
The reverse of 194985 is 589491
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 36
Digital Root 9
Name
one hundred ninety-four thousand nine hundred eighty-five
Scientific notation
1.94985 × 10^5
Engineering notation
1.94985 × 10^3
Prime Factorization
5 × 9 × 7 × 619
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
194985
Product of the distinct prime numbers
The prime factorization of 194985 is 5 × 9 × 7 × 619.
Since it has a total of 4 prime factors.
9 , 5 , 54 , 91 , 860 , 691 , 5844 , 9858 , 61482 , 95526 , 494499 , 731139 , 9451907 , 2744514 , 38309500 , 82765552 , 391083025 , 227491381 , 8537194850 , 4900169800
n×2
389970
n×3
584955
n×4
779940
n×5
974925
n÷2
97492.5
n÷3
64995
n÷3
48746.25
n÷5
38997
n2
38019150225
n3
7413164006621625
n4
1.4454557838311E+21
n5
2.8184219601031E+26
2 √n
441.57105883425
3 √n
57.987413043492
4 √n
21.013592240125
5 √n
11.428789678467
1 , 5 , 7 , 9 , 35 , 45 , 63 , 315 , 619 , 3095 , 4333 , 5571 , 21665 , 27855 , 38997 , 194985
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-194984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 194985 can be divided by 16 positive divisors.
The sum of these divisors (counting 194985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111100110101001
3
Ternary
100220110200
4
Quaternary
233212221
5
Quinary
22214420
6
Senary
4102413
8
Octal
574651
10
Decimal
194985
12
Duodecimal
94a09
16
Hexadecimal
2f9a9
20
Vigesimal
14795
36
Base36
46g9
md5
fdefce0c6aa7fc8695eb7aa910b08189
sha1
7b3da05abbb0ff8d1f78b29c3983327d54784bbc
sha256
a52612d01d462dcd9db8e3a1054c3bf962a936f4376254c761055d006ea4bb04
sha512
9c287403063f767d95a25991a0565f761f6bbd8b6e0bbb6d92425fe4aa128708b1fa1592f637156a650a0a3d41cc235e8f93772df22bf610d02c1db7b6bba54e
ripemd-160
3db64e1a1f317a89fdbe532d02fe73dcf11b650e
Diameter
389970
Circumference
1225126.8871204
Area
119440683042.59
Volume
3.1052188777412E+16
Surface area
477762732170.35
Circumference
1225126.8871204
Perimeter
779940
Area
38019150225
Diagonal
275750.43145932
Surface area
228114901350
Volume
7413164006621625
Space diagonal
337723.92671382
Perimeter
584955
Area
16462774962.573
Altitude
168861.96335691
Surface area
16462774962.573
Volume
8.736497565217E+14
Height
91916.810486439