199860991 is an odd 9-digits composite number following 199860990
and preceding 199860992 . In scientific notation, it is written as 1.99860991 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 181096920 positive integers (up to 199860991) that are relatively prime to 199860991.
199860991 has 8 divisors, whose sum is 218744064
The reverse of 199860991 is 199068991
Previous prime number is 307
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred ninety-nine million eight hundred sixty thousand nine hundred ninety-one
Scientific notation
1.99860991 × 10^8
Engineering notation
1.99860991 × 10^6
Prime Factorization
11 × 307 × 59183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199860991
Product of the distinct prime numbers
The prime factorization of 199860991 is 11 × 307 × 59183.
Since it has a total of 3 prime factors.
1 , 4 , 96 , 54 , 423 , 141 , 2915 , 1834 , 10575 , 10101 , 709039 , 638492 , 4166997 , 2315398 , 42463331 , 29882979 , 430287192 , 792743883 , 2363436666 , 2853219432
n×2
399721982
n×3
599582973
n×4
799443964
n×5
999304955
n÷2
99930495.5
n÷3
66620330.333333
n÷3
49965247.75
n÷5
39972198.2
n2
39944415723502081
n3
7.9833305114151E+24
n4
1.595556347492E+33
n5
3.1888947280608E+41
2 √n
14137.220059121
3 √n
584.66802797971
4 √n
118.90004230075
5 √n
45.724146472852
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
-199860990
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 199860991 can be divided by 8 positive divisors.
The sum of these divisors (counting 199860991) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010011010001011111111
3
Ternary
111221001222201221
4
Quaternary
23322122023333
5
Quinary
402131022431
6
Senary
31455414211
8
Octal
1372321377
10
Decimal
199860991
12
Duodecimal
56b24367
16
Hexadecimal
be9a2ff
20
Vigesimal
3292c9b
36
Base36
3azpq7
md5
7db45cc94b6ce7cf37a87043bd2fefc1
sha1
fd68d3b51af3bec8d1f195ad6cd4bf95fc069d94
sha256
d1649ce7fa958d662e08920faa835c0d673b9a9cb3f2b4d90c552d73b0d36848
sha512
d9c6d8370acfa563cca50b17d820e9b77e13417b71921aaa6388e90d6a670cb6373186b834afe1bc86f1209a58ac710c2d6252e690d6b633fde51c28731d8a0a
ripemd-160
492345f1905b7468169de0c009e4fe1ea1f10d45
Diameter
399721982
Circumference
1255763642.1296
Area
1.2548908298889E+17
Volume
3.3440496647788E+25
Surface area
5.0195633195556E+17
Circumference
1255763642.1296
Perimeter
799443964
Area
39944415723502081
Diagonal
282646124.06153
Surface area
239666494341012486
Volume
7.9833305114151E+24
Space diagonal
346169390.86307
Perimeter
599582973
Area
1.729643937794E+16
Altitude
173084695.43153
Surface area
1.729643937794E+16
Volume
9.4084452351252E+23
Height
94215374.687176