199442988 is an even 9-digits composite number following 199442987
and preceding 199442989 . In scientific notation, it is written as 1.99442988 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 12 positive divisors.
There are 66480984 positive integers (up to 199442988) that are relatively prime to 199442988.
199442988 has 12 divisors, whose sum is 387805880
The reverse of 199442988 is 889244991
Previous prime number is 9
Is Prime? no
Number parity even
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred ninety-nine million four hundred forty-two thousand nine hundred eighty-eight
Scientific notation
1.99442988 × 10^8
Engineering notation
1.99442988 × 10^6
Prime Factorization
2 × 2 × 9 × 5540083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99721494
Product of the distinct prime numbers
The prime factorization of 199442988 is 2 × 2 × 9 × 5540083.
Since it has a total of 4 prime factors.
4 , 7 , 94 , 89 , 183 , 788 , 3384 , 4963 , 52311 , 39980 , 361847 , 283651 , 513007 , 9593946 , 34266363 , 75250963 , 519382257 , 731173967 , 3602424877 , 7032700004
n×2
398885976
n×3
598328964
n×4
797771952
n×5
997214940
n÷2
99721494
n÷3
66480996
n÷3
49860747
n÷5
39888597.6
n2
39777505462368144
n3
7.933344544601E+24
n4
1.5822499408087E+33
n5
3.1556865595772E+41
2 √n
14122.428544694
3 √n
584.26013853146
4 √n
118.83782455386
5 √n
45.705004328153
1 , 2 , 4 , 9 , 18 , 36 , 5540083 , 11080166 , 22160332 , 49860747 , 99721494 , 199442988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-199442987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199442988 can be divided by 12 positive divisors.
The sum of these divisors (counting 199442988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1011111000110100001000101100
3
Ternary
111220021202100100
4
Quaternary
23320310020230
5
Quinary
402024133423
6
Senary
31442431100
8
Octal
1370641054
10
Decimal
199442988
12
Duodecimal
56962490
16
Hexadecimal
be3422c
20
Vigesimal
326a798
36
Base36
3aqr70
md5
d9555df4913292a00dce34a97352e218
sha1
6bf0bac99e40e15e004b63bd18deda7f70767171
sha256
060f79ae6d22d7cdd76f302f45ee519d2fa432906dfda52ce50884c6b7565e04
sha512
2b520bb23e50306f81dd627ab64f5cc8d883d03dc05ada13b8306ecf70af9fbec74a7deb891380c0bd849aabc5b229c042dd4271db1cb950ee640fe8538d474f
ripemd-160
66b1cd9d595ee937811aef14913771ef1c3f0457
Diameter
398885976
Circumference
1253137251.8216
Area
1.249647189387E+17
Volume
3.323111591962E+25
Surface area
4.9985887575481E+17
Circumference
1253137251.8216
Perimeter
797771952
Area
39777505462368144
Diagonal
282054978.54981
Surface area
238665032774208864
Volume
7.933344544601E+24
Space diagonal
345445388.42935
Perimeter
598328964
Area
1.7224165114793E+16
Altitude
172722694.21467
Surface area
1.7224165114793E+16
Volume
9.3495362082945E+23
Height
94018326.183271