1997788682 is an even 10-digits composite number following 1997788681
and preceding 1997788683 . In scientific notation, it is written as 1.997788682 × 10^9.
The sum of its digits is 65. It has a total of 3 prime factors and 8 positive divisors.
There are 996669184 positive integers (up to 1997788682) that are relatively prime to 1997788682.
1997788682 has 8 divisors, whose sum is 3003358500
The reverse of 1997788682 is 2868877991
Previous prime number is 449
Is Prime? no Number parity even Number length 10 Sum of Digits 65 Digital Root 2
Name
one billion nine hundred ninety-seven million seven hundred eighty-eight thousand six hundred eighty-two
Scientific notation
1.997788682 × 10^9
Engineering notation
1.997788682 × 10^9
Prime Factorization
2 × 449 × 2224709
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
1997788682 Product of the distinct prime numbers
The prime factorization of 1997788682 is 2 × 449 × 2224709.
Since it has a total of 3 prime factors.
1 , 7 , 82 , 41 , 661 , 291 , 8773 , 5439 , 55541 , 38124 , 993490 , 786785 , 9006372 , 2743106 , 31065934 , 21197717 , 650079568 , 220073759 , 6201628801 , 4102334993
n×2
3995577364
n×3
5993366046
n×4
7991154728
n×5
9988943410
n÷2
998894341
n÷3
665929560.66667
n÷3
499447170.5
n÷5
399557736.4
n2
3991159617927297124
n3
7.9734935127506E+27
n4
1.5929355095774E+37
n5
3.1823485321895E+46
2 √n44696.629425495
3 √n1259.4565309702
4 √n211.41577383321
5 √n72.461932091661
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
-1997788681 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 1997788682 can be divided by 8 positive divisors.
The sum of these divisors (counting 1997788682) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111000100111101011000001010
3
Ternary
12011020012011212102
4
Quaternary
1313010331120022
5
Quinary
13042413214212
6
Senary
530123313402
8
Octal
16704753012
10
Decimal
1997788682
12
Duodecimal
47907b862
16
Hexadecimal
7713d60a
20
Vigesimal
1b463be2
36
Base36
x1fjm2
md5
0957f648d59ad8feca9b3842c10ebff9
sha1
e2840a3411f114d6c0e6878ad32146b323d12d8d
sha256
3854b90e0da8e848726fef185a00dbe5245e51211f2f215254c0ccc28a1bb1b6
sha512
510e69d2548605f28b61a2e31ce02d91c761a032983857c7c90058ae68076036521d835f74c51ba15c3458ac913566b69c638f0cae5a0c300e4b1ce0b4ea7368
ripemd-160
4b707dee4e15bc6a1bcad84238746acb0d9b5ef3
Diameter
3995577364
Circumference
12552476493.592
Area
1.2538597734985E+19
Volume
3.3399291524138E+28
Surface area
5.0154390939939E+19
Circumference
12552476493.592
Perimeter
7991154728
Area
3991159617927297124
Diagonal
2825299848.8399
Surface area
2.3946957707564E+19
Volume
7.9734935127506E+27
Space diagonal
3460271500.0101
Perimeter
5993366046
Area
1.7282228098418E+18
Altitude
1730135750.005
Surface area
1.7282228098418E+18
Volume
9.3968522210215E+26
Height
941766616.27996