1997984 is an even 7-digits composite number following 1997983
and preceding 1997985 . In scientific notation, it is written as 1.997984 × 10^6.
The sum of its digits is 47. It has a total of 7 prime factors and 24 positive divisors.
There are 964096 positive integers (up to 1997984) that are relatively prime to 1997984.
1997984 has 24 divisors, whose sum is 4071060
The reverse of 1997984 is 4897991
Previous prime number is 29
Is Prime? no
Number parity even
Number length 7
Sum of Digits 47
Digital Root 2
Name
one million nine hundred ninety-seven thousand nine hundred eighty-four
Scientific notation
1.997984 × 10^6
Engineering notation
1.997984 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 29 × 2153
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
124874
Product of the distinct prime numbers
The prime factorization of 1997984 is 2 × 2 × 2 × 2 × 2 × 29 × 2153.
Since it has a total of 7 prime factors.
3 , 9 , 20 , 52 , 39 , 806 , 309 , 5894 , 19318 , 92960 , 394565 , 971635 , 6004960 , 9974649 , 91530892 , 34530073 , 337638810 , 399835826 , 314325890 , 424824449
n×2
3995968
n×3
5993952
n×4
7991936
n×5
9989920
n÷2
998992
n÷3
665994.66666667
n÷3
499496
n÷5
399596.8
n2
3991940064256
n3
7975832377342459904
n4
1.5935585476612E+25
n5
3.1839044812904E+31
2 √n
1413.5006190306
3 √n
125.94975741024
4 √n
37.596550626761
5 √n
18.201970292084
1 , 2 , 4 , 8 , 16 , 29 , 32 , 58 , 116 , 232 , 464 , 928 , 2153 , 4306 , 8612 , 17224 , 34448 , 62437 , 68896 , 124874 , 249748 , 499496 , 998992 , 1997984
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
-1997983
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 1997984 can be divided by 24 positive divisors.
The sum of these divisors (counting 1997984) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111100111110010100000
3
Ternary
10202111201102
4
Quaternary
13213302200
5
Quinary
1002413414
6
Senary
110453532
8
Octal
7476240
10
Decimal
1997984
12
Duodecimal
8042a8
16
Hexadecimal
1e7ca0
20
Vigesimal
c9ej4
36
Base36
16tnk
md5
533023bb57fe9832beb70a6f83bff257
sha1
34d078bbb83688c483b38abeca48e6c97eafff5a
sha256
9cd5fabc12eed0b773dac4dfa86190b3740c28c3893d62ea507cf6f74ed6f626
sha512
cef54d3ed91e508b0fd864729a972f9d8e8f02460354e94a9c199d67c15c3e9ead9e7a2864ef8733538c6f11dbcdbe59cc1bd0b38988ca108272bf09ac47abab
ripemd-160
92eb3b453b0c8fef845aa6ad3996cfc8ffa8a342
Diameter
3995968
Circumference
12553703.71278
Area
12541049579437
Volume
3.340908853723E+19
Surface area
50164198317750
Circumference
12553703.71278
Perimeter
7991936
Area
3991940064256
Diagonal
2825576.0702044
Surface area
23951640385536
Volume
7975832377342459904
Space diagonal
3460609.8007097
Perimeter
5993952
Area
1728560753015.3
Altitude
1730304.9003548
Surface area
1728560753015.3
Volume
9.3996085993768E+17
Height
941858.69006815