199981888 is an even 9-digits composite number following 199981887
and preceding 199981889 . In scientific notation, it is written as 1.99981888 × 10^8.
The sum of its digits is 61. It has a total of 7 prime factors and 14 positive divisors.
There are 99990912 positive integers (up to 199981888) that are relatively prime to 199981888.
199981888 has 14 divisors, whose sum is 396839186
The reverse of 199981888 is 888189991
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 61
Digital Root 7
Name
one hundred ninety-nine million nine hundred eighty-one thousand eight hundred eighty-eight
Scientific notation
1.99981888 × 10^8
Engineering notation
1.99981888 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 3124717
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
6249434
Product of the distinct prime numbers
The prime factorization of 199981888 is 2 × 2 × 2 × 2 × 2 × 2 × 3124717.
Since it has a total of 7 prime factors.
1 , 9 , 98 , 13 , 116 , 641 , 4499 , 4101 , 15225 , 97545 , 171391 , 606883 , 8232490 , 2432194 , 39829265 , 32172399 , 436926053 , 409558511 , 181470228 , 9850865772
n×2
399963776
n×3
599945664
n×4
799927552
n×5
999909440
n÷2
99990944
n÷3
66660629.333333
n÷3
49995472
n÷5
39996377.6
n2
39992755528044544
n3
7.9978267568208E+24
n4
1.5994204947259E+33
n5
3.1985513024119E+41
2 √n
14141.495253332
3 √n
584.78589383989
4 √n
118.91801904393
5 √n
45.729676891818
1 , 2 , 4 , 8 , 16 , 32 , 64 , 3124717 , 6249434 , 12498868 , 24997736 , 49995472 , 99990944 , 199981888
14 divisors
τ
Total Divisors
14
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-199981887
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.071428571428571
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
14
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199981888 can be divided by 14 positive divisors.
The sum of these divisors (counting 199981888) is 1, the average is 0.071428571428571.
Base
System
Value
2
Binary
1011111010110111101101000000
3
Ternary
111221022010120121
4
Quaternary
23322313231000
5
Quinary
402143410023
6
Senary
31502150024
8
Octal
1372675500
10
Decimal
199981888
12
Duodecimal
56b82314
16
Hexadecimal
beb7b40
20
Vigesimal
329hee8
36
Base36
3b2b0g
md5
b65f502507bb6d054158996352d3cbb8
sha1
06b022d9b3c360af133d8338382bfbccfe5f54a0
sha256
751c46c80ef5f3f2ecb825530a62e55cd633fa46b23f170939122e94a9b540e6
sha512
e695c8592d6bf574e950df9da3cd688deaf0aa3bf12e909d6ed369eb81d37de9a678177ea93e5d1beeefb9b2570b90e202737133d60f1631746e6defd01ad70c
ripemd-160
b9319d458bd02c085658dd44dce80e561b8a305a
Diameter
399963776
Circumference
1256523260.3836
Area
1.2564094696372E+17
Volume
3.3501218378549E+25
Surface area
5.0256378785487E+17
Circumference
1256523260.3836
Perimeter
799927552
Area
39992755528044544
Diagonal
282817098.23858
Surface area
239956533168267264
Volume
7.9978267568208E+24
Space diagonal
346378790.60955
Perimeter
599945664
Area
1.7317371127314E+16
Altitude
173189395.30477
Surface area
1.7317371127314E+16
Volume
9.425529224172E+23
Height
94272366.079526