199861 is an odd 6-digits composite number following 199860
and preceding 199862 . In scientific notation, it is written as 1.99861 × 10^5.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 185328 positive integers (up to 199861) that are relatively prime to 199861.
199861 has 8 divisors, whose sum is 214880
The reverse of 199861 is 168991
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 34
Digital Root 7
Name
one hundred ninety-nine thousand eight hundred sixty-one
Scientific notation
1.99861 × 10^5
Engineering notation
1.99861 × 10^3
Prime Factorization
19 × 157 × 67
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199861
Product of the distinct prime numbers
The prime factorization of 199861 is 19 × 157 × 67.
Since it has a total of 3 prime factors.
3 , 10 , 19 , 17 , 328 , 774 , 3580 , 5265 , 80383 , 78559 , 607123 , 94875 , 7529413 , 9975567 , 98780163 , 75676955 , 883666273 , 388565451 , 5781862382 , 2434677583
n×2
399722
n×3
599583
n×4
799444
n×5
999305
n÷2
99930.5
n÷3
66620.333333333
n÷3
49965.25
n÷5
39972.2
n2
39944419321
n3
7983331589914381
n4
1.5955566348919E+21
n5
3.1888954460613E+26
2 √n
447.05816176422
3 √n
58.466803675583
4 √n
21.143749945651
5 √n
11.485386415192
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-199860
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199861 can be divided by 8 positive divisors.
The sum of these divisors (counting 199861) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000110010110101
3
Ternary
101011011021
4
Quaternary
300302311
5
Quinary
22343421
6
Senary
4141141
8
Octal
606265
10
Decimal
199861
12
Duodecimal
977b1
16
Hexadecimal
30cb5
20
Vigesimal
14jd1
36
Base36
4a7p
md5
02ec55b32d7b6ade6b449951f015bc76
sha1
6105468c93505ea45f171c73c537a3f60652c84e
sha256
004228781ab402b85bfcf45a44df089763c8df0991903a3c73968920e14e2ff0
sha512
9152b567998f21fd7a8659447b8d30ee9010e0861321f6af9005c4c2a35969b8745b85706305502552d303a6376bef265793e479683cbc0881f44e32a30e28ac
ripemd-160
b9c902d695ce82f296216589ad7f6dd7c1b4c8fe
Diameter
399722
Circumference
1255763.6986782
Area
125489094290.76
Volume
3.3440501165395E+16
Surface area
501956377163.06
Circumference
1255763.6986782
Perimeter
799444
Area
39944419321
Diagonal
282646.13678945
Surface area
239666515926
Volume
7983331589914381
Space diagonal
346169.40645152
Perimeter
599583
Area
17296440935.702
Altitude
173084.70322576
Surface area
17296440935.702
Volume
9.4084465061487E+14
Height
94215.378929816