199981212 is an even 9-digits composite number following 199981211
and preceding 199981213 . In scientific notation, it is written as 1.99981212 × 10^8.
The sum of its digits is 42. It has a total of 5 prime factors and 24 positive divisors.
There are 66000000 positive integers (up to 199981212) that are relatively prime to 199981212.
199981212 has 24 divisors, whose sum is 471245712
The reverse of 199981212 is 212189991
Previous prime number is 101
Is Prime? no Number parity even Number length 9 Sum of Digits 42 Digital Root 6
Name
one hundred ninety-nine million nine hundred eighty-one thousand two hundred twelve
Scientific notation
1.99981212 × 10^8
Engineering notation
1.99981212 × 10^6
Prime Factorization
2 × 2 × 3 × 101 × 165001
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
99990606 Product of the distinct prime numbers
The prime factorization of 199981212 is 2 × 2 × 3 × 101 × 165001.
Since it has a total of 5 prime factors.
5 , 3 , 14 , 50 , 858 , 634 , 706 , 2695 , 87155 , 71585 , 310496 , 388850 , 8318560 , 2393427 , 9608515 , 4237026 , 626018219 , 114296244 , 5637941539 , 632183947
n×2
399962424
n×3
599943636
n×4
799924848
n×5
999906060
n÷2
99990606
n÷3
66660404
n÷3
49995303
n÷5
39996242.4
n2
39992485152988944
n3
7.9977456517867E+24
n4
1.599398868712E+33
n5
3.1984972423646E+41
2 √n14141.47135202
3 √n584.78523492071
4 √n118.91791854897
5 √n45.729645975715
1 , 2 , 3 , 4 , 6 , 12 , 101 , 202 , 303 , 404 , 606 , 1212 , 165001 , 330002 , 495003 , 660004 , 990006 , 1980012 , 16665101 , 33330202 , 49995303 , 66660404 , 99990606 , 199981212
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-199981211 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199981212 can be divided by 24 positive divisors.
The sum of these divisors (counting 199981212) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1011111010110111100010011100
3
Ternary
111221022002122120
4
Quaternary
23322313202130
5
Quinary
402143344322
6
Senary
31502142540
8
Octal
1372674234
10
Decimal
199981212
12
Duodecimal
56b81a50
16
Hexadecimal
beb789c
20
Vigesimal
329hd0c
36
Base36
3b2aho
md5
7717554649772523a2662c4613495939
sha1
3b757f37d352d3de70eeeb61ff91a41c4c7eee0c
sha256
d6eca58dbceec7af9d9464b8aeb0ea544919574f4e073732db5a9fe9e934bfc8
sha512
d2f0a7a914a097dad814a2cc38ba2d3a102c1ce546c5eba68b291874d57678ce6ec64fdcd86dc5d20f746992f3c2af76655722d380927d42a1d36bb8edb4ebb7
ripemd-160
5ef9e576d2203ab243f63f2b79c87eb75bb7dea3
Diameter
399962424
Circumference
1256519012.9504
Area
1.2564009755543E+17
Volume
3.3500878646577E+25
Surface area
5.0256039022172E+17
Circumference
1256519012.9504
Perimeter
799924848
Area
39992485152988944
Diagonal
282816142.23021
Surface area
239954910917933664
Volume
7.9977456517867E+24
Space diagonal
346377619.7432
Perimeter
599943636
Area
1.731725405148E+16
Altitude
173188809.8716
Surface area
1.731725405148E+16
Volume
9.4254336409727E+23
Height
94272047.41007