199981788 is an even 9-digits composite number following 199981787
and preceding 199981789 . In scientific notation, it is written as 1.99981788 × 10^8.
The sum of its digits is 60. It has a total of 5 prime factors and 24 positive divisors.
There are 66487680 positive integers (up to 199981788) that are relatively prime to 199981788.
199981788 has 24 divisors, whose sum is 467834640
The reverse of 199981788 is 887189991
Previous prime number is 389
Is Prime? no Number parity even Number length 9 Sum of Digits 60 Digital Root 6
Name
one hundred ninety-nine million nine hundred eighty-one thousand seven hundred eighty-eight
Scientific notation
1.99981788 × 10^8
Engineering notation
1.99981788 × 10^6
Prime Factorization
2 × 2 × 3 × 389 × 42841
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
99990894 Product of the distinct prime numbers
The prime factorization of 199981788 is 2 × 2 × 3 × 389 × 42841.
Since it has a total of 5 prime factors.
8 , 2 , 77 , 47 , 867 , 34 , 2558 , 3976 , 29142 , 3921 , 579659 , 844826 , 2655923 , 5191778 , 67113375 , 75284778 , 199304111 , 35948807 , 7211009300 , 6879681639
n×2
399963576
n×3
599945364
n×4
799927152
n×5
999908940
n÷2
99990894
n÷3
66660596
n÷3
49995447
n÷5
39996357.6
n2
39992715531676944
n3
7.9978147590001E+24
n4
1.5994172955976E+33
n5
3.1985433053174E+41
2 √n14141.491717637
3 √n584.78579636674
4 √n118.91800417782
5 √n45.729672318435
1 , 2 , 3 , 4 , 6 , 12 , 389 , 778 , 1167 , 1556 , 2334 , 4668 , 42841 , 85682 , 128523 , 171364 , 257046 , 514092 , 16665149 , 33330298 , 49995447 , 66660596 , 99990894 , 199981788
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
-199981787 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 199981788 can be divided by 24 positive divisors.
The sum of these divisors (counting 199981788) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1011111010110111101011011100
3
Ternary
111221022010102220
4
Quaternary
23322313223130
5
Quinary
402143404123
6
Senary
31502145340
8
Octal
1372675334
10
Decimal
199981788
12
Duodecimal
56b82250
16
Hexadecimal
beb7adc
20
Vigesimal
329he98
36
Base36
3b2axo
md5
5c85628ef5941591e4d09232983d8cc6
sha1
8eda49d55137cb38fb5010301447da2a6879d5ba
sha256
fb6c15488df4eac087c51b0ab40e23bde3eba923c567e5ce8064bfe4db45eef7
sha512
179cce80fc20452fa31b6ff27304edeb9844d533a19828f328f1a8b217247a51bb1d5a254efabf390e705d225ed0040ba13a19bbcbdd2be576d4bd324ac0afff
ripemd-160
fed9d36c74497138715f9ecb67469685a9affbb3
Diameter
399963576
Circumference
1256522632.0651
Area
1.2564082131142E+17
Volume
3.3501168122196E+25
Surface area
5.0256328524569E+17
Circumference
1256522632.0651
Perimeter
799927152
Area
39992715531676944
Diagonal
282816956.81722
Surface area
239956293190061664
Volume
7.9978147590001E+24
Space diagonal
346378617.40447
Perimeter
599945364
Area
1.7317353808378E+16
Altitude
173189308.70223
Surface area
1.7317353808378E+16
Volume
9.4255150846047E+23
Height
94272318.939074