1997091738 is an even 10-digits composite number following 1997091737
and preceding 1997091739 . In scientific notation, it is written as 1.997091738 × 10^9.
The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors.
There are 664975104 positive integers (up to 1997091738) that are relatively prime to 1997091738.
1997091738 has 24 divisors, whose sum is 4331726100
The reverse of 1997091738 is 8371907991
Previous prime number is 929
Is Prime? no Number parity even Number length 10 Sum of Digits 54 Digital Root 9
Name
one billion nine hundred ninety-seven million ninety-one thousand seven hundred thirty-eight
Scientific notation
1.997091738 × 10^9
Engineering notation
1.997091738 × 10^9
Prime Factorization
2 × 3 × 3 × 929 × 119429
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
665697246 Product of the distinct prime numbers
The prime factorization of 1997091738 is 2 × 3 × 3 × 929 × 119429.
Since it has a total of 5 prime factors.
7 , 4 , 66 , 29 , 955 , 974 , 9045 , 8905 , 75563 , 41647 , 963567 , 530233 , 4552751 , 2275565 , 91142918 , 68442055 , 860584561 , 318842352 , 7062027483 , 8132585882
n×2
3994183476
n×3
5991275214
n×4
7988366952
n×5
9985458690
n÷2
998545869
n÷3
665697246
n÷3
499272934.5
n÷5
399418347.6
n2
3988375409987860644
n3
7.9651515793291E+27
n4
1.5907138410996E+37
n5
3.1768014695822E+46
2 √n44688.832363354
3 √n1259.3100568924
4 √n211.39733291448
5 √n72.456875605164
1 , 2 , 3 , 6 , 9 , 18 , 929 , 1858 , 2787 , 5574 , 8361 , 16722 , 119429 , 238858 , 358287 , 716574 , 1074861 , 2149722 , 110949541 , 221899082 , 332848623 , 665697246 , 998545869 , 1997091738
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
-1997091737 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 1997091738 can be divided by 24 positive divisors.
The sum of these divisors (counting 1997091738) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110111000010010011001110011010
3
Ternary
12011011212202211200
4
Quaternary
1313002103032122
5
Quinary
13042223413423
6
Senary
530100335030
8
Octal
16702231632
10
Decimal
1997091738
12
Duodecimal
4789a4476
16
Hexadecimal
7709339a
20
Vigesimal
1b41g96i
36
Base36
x10lui
md5
0649c3052e1479cd4a70f907a19f6ffc
sha1
ce60e775f1b96214ef13bf20179eca6f5a1fd5fc
sha256
38f7267d559ca410081daf1871bdf7fce0032d12b563dc6470a578d5706a5b18
sha512
385b4f2c9f694591bf2c293ba5792fb666b20c121ab36cc5a11ff71cc8836c6a3eb3b34f9f1cd350da71a01991544a6619caf4bc4edcb60d5833001c0e8011ce
ripemd-160
b29df3a8f0619898754a1652699720db414c9dea
Diameter
3994183476
Circumference
12548097465.291
Area
1.2529850887776E+19
Volume
3.3364348915133E+28
Surface area
5.0119403551104E+19
Circumference
12548097465.291
Perimeter
7988366952
Area
3988375409987860644
Diagonal
2824314221.1829
Surface area
2.3930252459927E+19
Volume
7.9651515793291E+27
Space diagonal
3459064357.592
Perimeter
5991275214
Area
1.7270172124393E+18
Altitude
1729532178.796
Surface area
1.7270172124393E+18
Volume
9.3870211582039E+26
Height
941438073.72762