1997992 is an even 7-digits composite number following 1997991
and preceding 1997993 . In scientific notation, it is written as 1.997992 × 10^6.
The sum of its digits is 46. It has a total of 4 prime factors and 8 positive divisors.
There are 998992 positive integers (up to 1997992) that are relatively prime to 1997992.
1997992 has 8 divisors, whose sum is 3746250
The reverse of 1997992 is 2997991
Previous prime number is 2
Is Prime? no
Number parity even
Number length 7
Sum of Digits 46
Digital Root 1
Name
one million nine hundred ninety-seven thousand nine hundred ninety-two
Scientific notation
1.997992 × 10^6
Engineering notation
1.997992 × 10^6
Prime Factorization
2 × 2 × 2 × 249749
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
499498
Product of the distinct prime numbers
The prime factorization of 1997992 is 2 × 2 × 2 × 249749.
Since it has a total of 4 prime factors.
8 , 7 , 1 , 82 , 799 , 716 , 4994 , 6448 , 25639 , 1020 , 783971 , 558263 , 5772851 , 6827996 , 34922795 , 63597635 , 231026618 , 113896322 , 5483962915 , 7965166569
n×2
3995984
n×3
5993976
n×4
7991968
n×5
9989960
n÷2
998996
n÷3
665997.33333333
n÷3
499498
n÷5
399598.4
n2
3991972032064
n3
7975928184287615488
n4
1.5935840704781E+25
n5
3.1839682241427E+31
2 √n
1413.5034488815
3 √n
125.94992551247
4 √n
37.596588261191
5 √n
18.20198486833
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
-1997991
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 1997992 can be divided by 8 positive divisors.
The sum of these divisors (counting 1997992) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100111110010101000
3
Ternary
10202111201201
4
Quaternary
13213302220
5
Quinary
1002413432
6
Senary
110453544
8
Octal
7476250
10
Decimal
1997992
12
Duodecimal
8042b4
16
Hexadecimal
1e7ca8
20
Vigesimal
c9ejc
36
Base36
16tns
md5
d1f702e87ce6addb99261b82eee53441
sha1
1ab52d4f4e04757f13ccbcb020b8674e08bfe781
sha256
6111ca891be27520af9cefcf5ac1bcd51c5fbab911a5f27e526d9a8f8d5000f0
sha512
b071ecd003f101ec5baedc21a92c766e62dc6e64b3e622fd0881782985f75bf3e1821f8d2d5360eefd3e77f3b4852c995ba1d581eb55177670714d9ba3b2eb55
ripemd-160
deca4155ded1cf48dc31314f3806c693b9d7ac30
Diameter
3995984
Circumference
12553753.978262
Area
12541150009268
Volume
3.3409489852424E+19
Surface area
50164600037073
Circumference
12553753.978262
Perimeter
7991968
Area
3991972032064
Diagonal
2825587.3839129
Surface area
23951832192384
Volume
7975928184287615488
Space diagonal
3460623.6571162
Perimeter
5993976
Area
1728574595482.2
Altitude
1730311.8285581
Surface area
1728574595482.2
Volume
9.3997215089445E+17
Height
941862.46130432