1997746 is an even 7-digits composite number following 1997745
and preceding 1997747 . In scientific notation, it is written as 1.997746 × 10^6.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 996660 positive integers (up to 1997746) that are relatively prime to 1997746.
1997746 has 8 divisors, whose sum is 3003264
The reverse of 1997746 is 6477991
Previous prime number is 631
Is Prime? no
Number parity even
Number length 7
Sum of Digits 43
Digital Root 7
Name
one million nine hundred ninety-seven thousand seven hundred forty-six
Scientific notation
1.997746 × 10^6
Engineering notation
1.997746 × 10^6
Prime Factorization
2 × 631 × 1583
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1997746
Product of the distinct prime numbers
The prime factorization of 1997746 is 2 × 631 × 1583.
Since it has a total of 3 prime factors.
2 , 6 , 66 , 21 , 451 , 950 , 3101 , 9544 , 5280 , 58672 , 67187 , 751272 , 5024544 , 673593 , 26199552 , 5267241 , 731016673 , 921649824 , 6217376021 , 6617204462
n×2
3995492
n×3
5993238
n×4
7990984
n×5
9988730
n÷2
998873
n÷3
665915.33333333
n÷3
499436.5
n÷5
399549.2
n2
3990989080516
n3
7972982471644516936
n4
1.5927993840798E+25
n5
3.1820085983479E+31
2 √n
1413.4164283749
3 √n
125.94475616355
4 √n
37.59543095078
5 √n
18.201536627414
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
-1997745
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 1997746 can be divided by 8 positive divisors.
The sum of these divisors (counting 1997746) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100111101110110010
3
Ternary
10202111101121
4
Quaternary
13213232302
5
Quinary
1002411441
6
Senary
110452454
8
Octal
7475662
10
Decimal
1997746
12
Duodecimal
80412a
16
Hexadecimal
1e7bb2
20
Vigesimal
c9e76
36
Base36
16tgy
md5
fc92019d121a4620f2c32cc01cd77b46
sha1
12583d090faa2b42b710f58e63feb257f2fe7654
sha256
05a7e55280578ff5c93292b7d97983712624b5d564c6e5f598cabd42d4141e6c
sha512
9dbff75312e30d710b681d687f186abe46dd649c4cec5aa3362436d449a620c35c261b544c370bfd23b28cf4b72066eeb239eb888104a30881cd895405681c49
ripemd-160
d3088dca5842b66072f644953c871717387ef013
Diameter
3995492
Circumference
12552208.314677
Area
12538061975906
Volume
3.3397150880158E+19
Surface area
50152247903625
Circumference
12552208.314677
Perimeter
7990984
Area
3990989080516
Diagonal
2825239.4873766
Surface area
23945934483096
Volume
7972982471644516936
Space diagonal
3460197.5726175
Perimeter
5993238
Area
1728148964976.6
Altitude
1730098.7863087
Surface area
1728148964976.6
Volume
9.3962499533022E+17
Height
941746.4957922