1998485055 is an odd 10-digits composite number following 1998485054
and preceding 1998485056 . In scientific notation, it is written as 1.998485055 × 10^9.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 913591872 positive integers (up to 1998485055) that are relatively prime to 1998485055.
1998485055 has 16 divisors, whose sum is 2594157120
The reverse of 1998485055 is 5505848991
Previous prime number is 7
Is Prime? no Number parity odd Number length 10 Sum of Digits 54 Digital Root 9
Name
one billion nine hundred ninety-eight million four hundred eighty-five thousand fifty-five
Scientific notation
1.998485055 × 10^9
Engineering notation
1.998485055 × 10^9
Prime Factorization
9 × 45 × 7 × 704933
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
1998485055 Product of the distinct prime numbers
The prime factorization of 1998485055 is 9 × 45 × 7 × 704933.
Since it has a total of 4 prime factors.
7 , 10 , 92 , 12 , 626 , 551 , 349 , 78 , 9820 , 29591 , 959871 , 786198 , 6843804 , 4585307 , 93533481 , 89061335 , 449867016 , 437754761 , 1715210954 , 8959870349
n×2
3996970110
n×3
5995455165
n×4
7993940220
n×5
9992425275
n÷2
999242527.5
n÷3
666161685
n÷3
499621263.75
n÷5
399697011
n2
3993942515058353025
n3
7.9818344268732E+27
n4
1.5951576813591E+37
n5
3.1878987865645E+46
2 √n44704.418741328
3 √n1259.6028510232
4 √n211.43419482508
5 √n72.466983026158
1 , 7 , 9 , 45 , 63 , 315 , 405 , 2835 , 704933 , 4934531 , 6344397 , 31721985 , 44410779 , 222053895 , 285497865 , 1998485055
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
-1998485054 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 1998485055 can be divided by 16 positive divisors.
The sum of these divisors (counting 1998485055) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111000111100111011000111111
3
Ternary
12011021111120010000
4
Quaternary
1313013213120333
5
Quinary
13043103010210
6
Senary
530150245343
8
Octal
16707473077
10
Decimal
1998485055
12
Duodecimal
479356853
16
Hexadecimal
771e763f
20
Vigesimal
1b4aaccf
36
Base36
x1ugxr
md5
47ff3e9eeac751bada703469128287ff
sha1
43899c37bdb6b9c9502bde91b0a695f012f2e794
sha256
a59b08ffa3d56bf07b7e123256f1cf541f41c58952d4450ff5d1eade56fd4eaa
sha512
bed97ed6093a11cf2e3f4cbb3c338e4edb2cadcf7350cd9daf6d646aa850fe5db3a7fb68fadbadeb1c5052a17fc2cae34a2cad02db9a3fdede5a77c71ac2dde7
ripemd-160
606167fbde9f1ad43f6aeceff529ad5026498ded
Diameter
3996970110
Circumference
12556851934.194
Area
1.2547340464167E+19
Volume
3.3434229863513E+28
Surface area
5.0189361856669E+19
Circumference
12556851934.194
Perimeter
7993940220
Area
3993942515058353025
Diagonal
2826284668.9809
Surface area
2.396365509035E+19
Volume
7.9818344268732E+27
Space diagonal
3461477653.4271
Perimeter
5995455165
Area
1.7294278396476E+18
Altitude
1730738826.7135
Surface area
1.7294278396476E+18
Volume
9.4066820825838E+26
Height
942094889.66031