199845 is an odd 6-digits composite number following 199844
and preceding 199846 . In scientific notation, it is written as 1.99845 × 10^5.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 106560 positive integers (up to 199845) that are relatively prime to 199845.
199845 has 12 divisors, whose sum is 346476
The reverse of 199845 is 548991
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 36
Digital Root 9
Name
one hundred ninety-nine thousand eight hundred forty-five
Scientific notation
1.99845 × 10^5
Engineering notation
1.99845 × 10^3
Prime Factorization
3 × 5 × 3 × 4441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
66615
Product of the distinct prime numbers
The prime factorization of 199845 is 3 × 5 × 3 × 4441.
Since it has a total of 4 prime factors.
8 , 2 , 12 , 77 , 96 , 561 , 5180 , 2870 , 44010 , 38848 , 534372 , 82152 , 8629279 , 5187763 , 57998321 , 39581984 , 567459695 , 423328740 , 6703168393 , 9504476999
n×2
399690
n×3
599535
n×4
799380
n×5
999225
n÷2
99922.5
n÷3
66615
n÷3
49961.25
n÷5
39969
n2
39938024025
n3
7981414411276125
n4
1.5950457630215E+21
n5
3.1876192051103E+26
2 √n
447.04026664273
3 √n
58.465243434844
4 √n
21.143326763845
5 √n
11.485202515314
1 , 3 , 5 , 9 , 15 , 45 , 4441 , 13323 , 22205 , 39969 , 66615 , 199845
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-199844
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199845 can be divided by 12 positive divisors.
The sum of these divisors (counting 199845) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110000110010100101
3
Ternary
101011010200
4
Quaternary
300302211
5
Quinary
22343340
6
Senary
4141113
8
Octal
606245
10
Decimal
199845
12
Duodecimal
97799
16
Hexadecimal
30ca5
20
Vigesimal
14jc5
36
Base36
4a79
md5
ac8c349742ac041cd2e0de1305a2960f
sha1
4f078d40f2fb2dd432a8490f99df24f27402e344
sha256
a60556f57157949ae77e0d227feadf86fdcdaf52a1073725dd2f5a4fa85956e5
sha512
a36f2b8a2898a136c7ffe8149f4b12533244cc8d28dadf2ea51f26af57e25d0ed393210c38f17ab2504e64bf4490a06f42bd80efefa557fe798160f0e1409072
ripemd-160
20a6aaae87c562d74f6136bc492258db1d62c9a4
Diameter
399690
Circumference
1255663.1677133
Area
125469002875.83
Volume
3.3432470506294E+16
Surface area
501876011503.33
Circumference
1255663.1677133
Perimeter
799380
Area
39938024025
Diagonal
282623.50937245
Surface area
239628144150
Volume
7981414411276125
Space diagonal
346141.6936386
Perimeter
599535
Area
17293671691.302
Altitude
173070.8468193
Surface area
17293671691.302
Volume
9.4061870894556E+14
Height
94207.836457484