199442990 is an even 9-digits composite number following 199442989
and preceding 199442991 . In scientific notation, it is written as 1.99442990 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 79777192 positive integers (up to 199442990) that are relatively prime to 199442990.
199442990 has 8 divisors, whose sum is 358997400
The reverse of 199442990 is 099244991
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred ninety-nine million four hundred forty-two thousand nine hundred ninety
Scientific notation
1.99442990 × 10^8
Engineering notation
1.99442990 × 10^6
Prime Factorization
2 × 5 × 19944299
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199442990
Product of the distinct prime numbers
The prime factorization of 199442990 is 2 × 5 × 19944299.
Since it has a total of 3 prime factors.
10 , 10 , 34 , 32 , 382 , 136 , 9313 , 2483 , 58450 , 64901 , 127466 , 25015 , 3360443 , 650781 , 39762693 , 74556438 , 193009949 , 949182482 , 9411628738 , 1593567139
n×2
398885980
n×3
598328970
n×4
797771960
n×5
997214950
n÷2
99721495
n÷3
66480996.666667
n÷3
49860747.5
n÷5
39888598
n2
39777506260140100
n3
7.9333447832661E+24
n4
1.5822500042755E+33
n5
3.1556867178022E+41
2 √n
14122.428615504
3 √n
584.26014048443
4 √n
118.83782485179
5 √n
45.705004419818
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
-199442989
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 199442990 can be divided by 8 positive divisors.
The sum of these divisors (counting 199442990) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111000110100001000101110
3
Ternary
111220021202100102
4
Quaternary
23320310020232
5
Quinary
402024133430
6
Senary
31442431102
8
Octal
1370641056
10
Decimal
199442990
12
Duodecimal
56962492
16
Hexadecimal
be3422e
20
Vigesimal
326a79a
36
Base36
3aqr72
md5
4ac64ac24e2f07b29a6b9ad0e53935d3
sha1
35a925b021a6ca636894126123c42d432acf5f7b
sha256
cf3d21bdc9039531bd88b57197add45eda47a7e8f4adcc80b09dae55c05b88a6
sha512
a342212a3c2a12f100b5ce8ce8eca53f7b99253bde814f4c74e0f00fd738fd3af4f7243e466b6a09cc0db195c5527b20bfe84704e0d9afb730c55e6af5859863
ripemd-160
c1b30f851a89b2097b314efca55ab1acf24c46fa
Diameter
398885980
Circumference
1253137264.388
Area
1.2496472144498E+17
Volume
3.3231116919338E+25
Surface area
4.9985888577991E+17
Circumference
1253137264.388
Perimeter
797771960
Area
39777506260140100
Diagonal
282054981.37824
Surface area
238665037560840600
Volume
7.9333447832661E+24
Space diagonal
345445391.89345
Perimeter
598328970
Area
1.7224165460238E+16
Altitude
172722695.94673
Surface area
1.7224165460238E+16
Volume
9.3495364895639E+23
Height
94018327.126081