199981615 is an odd 9-digits composite number following 199981614
and preceding 199981616 . In scientific notation, it is written as 1.99981615 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 159896832 positive integers (up to 199981615) that are relatively prime to 199981615.
199981615 has 8 divisors, whose sum is 240110640
The reverse of 199981615 is 516189991
Previous prime number is 20129
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred ninety-nine million nine hundred eighty-one thousand six hundred fifteen
Scientific notation
1.99981615 × 10^8
Engineering notation
1.99981615 × 10^6
Prime Factorization
5 × 20129 × 1987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199981615
Product of the distinct prime numbers
The prime factorization of 199981615 is 5 × 20129 × 1987.
Since it has a total of 3 prime factors.
9 , 2 , 41 , 51 , 814 , 76 , 7253 , 3544 , 4964 , 9434 , 971650 , 40613 , 9675605 , 1537203 , 87619027 , 1499444 , 569297183 , 462921582 , 5555792810 , 8892436290
n×2
399963230
n×3
599944845
n×4
799926460
n×5
999908075
n÷2
99990807.5
n÷3
66660538.333333
n÷3
49995403.75
n÷5
39996323
n2
39992646338008225
n3
7.9977940027987E+24
n4
1.599411761117E+33
n5
3.1985294703817E+41
2 √n
14141.485600884
3 √n
584.78562773809
4 √n
118.91797845946
5 √n
45.729664406478
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
-199981614
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 199981615 can be divided by 8 positive divisors.
The sum of these divisors (counting 199981615) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010110111101000101111
3
Ternary
111221022010012111
4
Quaternary
23322313220233
5
Quinary
402143402430
6
Senary
31502144451
8
Octal
1372675057
10
Decimal
199981615
12
Duodecimal
56b82127
16
Hexadecimal
beb7a2f
20
Vigesimal
329he0f
36
Base36
3b2asv
md5
d3635ed0cb3bbe8c52bd1acdbe10cff6
sha1
c7cd2a6d6e9055d7265ac70d5213b02c70c43db3
sha256
0b97e0b2f8c6d0daab85923fce47eea22ce45fe35d09b481eb9dbaaffb4c05c1
sha512
e529daa0940cce1d8e1a6213ae43420e5dd13856c9c8be9d0f4a0b663cae0aaaf542643b66b68de1ff89823ce7e803980f40b8fbf455f31cb1c96297fdf3f764
ripemd-160
7fec7b8bc5661aca577e2409bd3ebc350ce1f4f2
Diameter
399963230
Circumference
1256521545.074
Area
1.256406039331E+17
Volume
3.3501081178823E+25
Surface area
5.0256241573241E+17
Circumference
1256521545.074
Perimeter
799926460
Area
39992646338008225
Diagonal
282816712.15827
Surface area
239955878028049350
Volume
7.9977940027987E+24
Space diagonal
346378317.75968
Perimeter
599944845
Area
1.7317323846641E+16
Altitude
173189158.87984
Surface area
1.7317323846641E+16
Volume
9.4254906231868E+23
Height
94272237.386092