199801918 is an even 9-digits composite number following 199801917
and preceding 199801919 . In scientific notation, it is written as 1.99801918 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 93502080 positive integers (up to 199801918) that are relatively prime to 199801918.
199801918 has 16 divisors, whose sum is 319095504
The reverse of 199801918 is 819108991
Previous prime number is 181
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred ninety-nine million eight hundred one thousand nine hundred eighteen
Scientific notation
1.99801918 × 10^8
Engineering notation
1.99801918 × 10^6
Prime Factorization
2 × 17 × 181 × 32467
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
199801918
Product of the distinct prime numbers
The prime factorization of 199801918 is 2 × 17 × 181 × 32467.
Since it has a total of 4 prime factors.
5 , 10 , 89 , 52 , 826 , 909 , 3553 , 5542 , 34262 , 3685 , 19976 , 484509 , 1463654 , 2564877 , 4375252 , 82313350 , 795330543 , 134841106 , 7692237740 , 3803310542
n×2
399603836
n×3
599405754
n×4
799207672
n×5
999009590
n÷2
99900959
n÷3
66600639.333333
n÷3
49950479.5
n÷5
39960383.6
n2
39920806436478724
n3
7.9762536941152E+24
n4
1.5936707865388E+33
n5
3.1841847981102E+41
2 √n
14135.130632576
3 √n
584.61041877574
4 √n
118.89125549247
5 √n
45.721443212061
1 , 2 , 17 , 34 , 181 , 362 , 3077 , 6154 , 32467 , 64934 , 551939 , 1103878 , 5876527 , 11753054 , 99900959 , 199801918
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-199801917
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199801918 can be divided by 16 positive divisors.
The sum of these divisors (counting 199801918) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111010001011110000111110
3
Ternary
111220221222201001
4
Quaternary
23322023300332
5
Quinary
402122130133
6
Senary
31454240514
8
Octal
1372136076
10
Decimal
199801918
12
Duodecimal
56ab613a
16
Hexadecimal
be8bc3e
20
Vigesimal
328f4fi
36
Base36
3ayg5a
md5
a747d42efafbb8aa87848f34ecf093e1
sha1
6d441af6aac1e8d9b6b01cca78a91ccd9dba5109
sha256
142b57c85066cf7ba28e234ccc51e60dd1ccd4735cf86457d04e95a23bc40663
sha512
d6ca1d4d632baf7b8f47f4870373b90a71effdbc002e143fee12060bf0f9631062c584bfe81763ece925a637b4e46ca2b465131f0210eab4c7b4891773b86165
ripemd-160
d7cf9f5a6300a6fdd8f5a613acded1810697d983
Diameter
399603836
Circumference
1255392475.5239
Area
1.2541491222622E+17
Volume
3.3410853344801E+25
Surface area
5.0165964890489E+17
Circumference
1255392475.5239
Perimeter
799207672
Area
39920806436478724
Diagonal
282562582.22376
Surface area
239524838618872344
Volume
7.9762536941152E+24
Space diagonal
346067073.42571
Perimeter
599405754
Area
1.7286216256776E+16
Altitude
173033536.71286
Surface area
1.7286216256776E+16
Volume
9.4001051259552E+23
Height
94187527.407919