1998982788 is an even 10-digits composite number following 1998982787
and preceding 1998982789 . In scientific notation, it is written as 1.998982788 × 10^9.
The sum of its digits is 69. It has a total of 5 prime factors and 24 positive divisors.
There are 596708640 positive integers (up to 1998982788) that are relatively prime to 1998982788.
1998982788 has 24 divisors, whose sum is 3658037152
The reverse of 1998982788 is 8872898991
Previous prime number is 67
Is Prime? no Number parity even Number length 10 Sum of Digits 69 Digital Root 6
Name
one billion nine hundred ninety-eight million nine hundred eighty-two thousand seven hundred eighty-eight
Scientific notation
1.998982788 × 10^9
Engineering notation
1.998982788 × 10^9
Prime Factorization
2 × 2 × 33 × 67 × 226027
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
999491394 Product of the distinct prime numbers
The prime factorization of 1998982788 is 2 × 2 × 33 × 67 × 226027.
Since it has a total of 5 prime factors.
3 , 7 , 30 , 52 , 495 , 892 , 9027 , 1099 , 72648 , 95196 , 751833 , 592145 , 5458444 , 3242734 , 77191828 , 47231348 , 996933200 , 69988303 , 9848287801 , 9097199742
n×2
3997965576
n×3
5996948364
n×4
7995931152
n×5
9994913940
n÷2
999491394
n÷3
666327596
n÷3
499745697
n÷5
399796557.6
n2
3995932186720252944
n3
7.987799663269E+27
n4
1.5967474040867E+37
n5
3.191870577553E+46
2 √n44709.985327665
3 √n1259.7074125365
4 √n211.44735828963
5 √n72.470592321711
1 , 2 , 4 , 33 , 66 , 67 , 132 , 134 , 268 , 2211 , 4422 , 8844 , 226027 , 452054 , 904108 , 7458891 , 14917782 , 15143809 , 29835564 , 30287618 , 60575236 , 499745697 , 999491394 , 1998982788
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1998982787 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1998982788 can be divided by 24 positive divisors.
The sum of these divisors (counting 1998982788) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110111001001100000111010000100
3
Ternary
12011022102211212120
4
Quaternary
1313021200322010
5
Quinary
13043214422123
6
Senary
530205045540
8
Octal
16711407204
10
Decimal
1998982788
12
Duodecimal
4795568b0
16
Hexadecimal
77260e84
20
Vigesimal
1b4dcgj8
36
Base36
x254zo
md5
449eb0e5bfcc0883600491344590e12a
sha1
5255fa348434aa0ce9c8dd0a45577257a6fb2b4f
sha256
5fe2e8f8fc186d8bc4045eb5ea3a1c17f62329cce157bbcf32f46a55bb566f89
sha512
b297fd7cd35ed8e7f8462b07d13be371f6a1e1a1187b98a3a1c8644df78283b89c341c7aecf7343189aee6b863eb6eef442750d1601059b403cb4f460954458f
ripemd-160
b3172bfb5359d20a3d79c81dde085eaa725d5a5c
Diameter
3997965576
Circumference
12559979282.866
Area
1.2553591202043E+19
Volume
3.3459216987297E+28
Surface area
5.0214364808173E+19
Circumference
12559979282.866
Perimeter
7995931152
Area
3995932186720252944
Diagonal
2826988569.74
Surface area
2.3975593120322E+19
Volume
7.987799663269E+27
Space diagonal
3462339752.2717
Perimeter
5996948364
Area
1.7302893927498E+18
Altitude
1731169876.1358
Surface area
1.7302893927498E+18
Volume
9.4137121810952E+26
Height
942329523.24666