199457918 is an even 9-digits composite number following 199457917
and preceding 199457919 . In scientific notation, it is written as 1.99457918 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 90662680 positive integers (up to 199457918) that are relatively prime to 199457918.
199457918 has 8 divisors, whose sum is 326385720
The reverse of 199457918 is 819754991
Previous prime number is 11
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred ninety-nine million four hundred fifty-seven thousand nine hundred eighteen
Scientific notation
1.99457918 × 10^8
Engineering notation
1.99457918 × 10^6
Prime Factorization
2 × 11 × 9066269
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199457918
Product of the distinct prime numbers
The prime factorization of 199457918 is 2 × 11 × 9066269.
Since it has a total of 3 prime factors.
3 , 4 , 81 , 36 , 525 , 574 , 8118 , 8328 , 81490 , 2427 , 85716 , 698075 , 804916 , 4281097 , 10011088 , 34941327 , 524707144 , 678140042 , 8914295414 , 5926118382
n×2
398915836
n×3
598373754
n×4
797831672
n×5
997289590
n÷2
99728959
n÷3
66485972.666667
n÷3
49864479.5
n÷5
39891583.6
n2
39783461052894724
n3
7.9351263124445E+24
n4
1.5827237733472E+33
n5
3.1568678860093E+41
2 √n
14122.957126608
3 √n
584.2747171107
4 √n
118.84004849632
5 √n
45.705688589144
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
-199457917
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 199457918 can be divided by 8 positive divisors.
The sum of these divisors (counting 199457918) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111000110111110001111110
3
Ternary
111220022111211022
4
Quaternary
23320313301332
5
Quinary
402030123133
6
Senary
31443024142
8
Octal
1370676176
10
Decimal
199457918
12
Duodecimal
5696b052
16
Hexadecimal
be37c7e
20
Vigesimal
326c4fi
36
Base36
3ar2pq
md5
3ab24fd81ab314af506b79aa6c23df0e
sha1
d9140090e1df9d0bb7b377cdfaa9a5ce42379167
sha256
c42619c1dffe7ec34055e0645ad832e8b4bf3f18d4d23deff13bd36b20684dfe
sha512
b4acba38ca594b84fc966cd4ff4833246f3f71b27ea6cd8068743672287a0a5b9fb69fd09d709b2c521d59c1301d9b5a8c2ffd327074cc74738b20f7ecaf5829
ripemd-160
f4acceb5035a4dcd38d750d69898f062dc87aed3
Diameter
398915836
Circumference
1253231059.7782
Area
1.2498342897815E+17
Volume
3.323857937131E+25
Surface area
4.999337159126E+17
Circumference
1253231059.7782
Perimeter
797831672
Area
39783461052894724
Diagonal
282076092.7583
Surface area
238700766317368344
Volume
7.9351263124445E+24
Space diagonal
345471247.94791
Perimeter
598373754
Area
1.7226743961138E+16
Altitude
172735623.97395
Surface area
1.7226743961138E+16
Volume
9.3516360418355E+23
Height
94025364.252767