1997816 is an even 7-digits composite number following 1997815
and preceding 1997817 . In scientific notation, it is written as 1.997816 × 10^6.
The sum of its digits is 41. It has a total of 4 prime factors and 8 positive divisors.
There are 998904 positive integers (up to 1997816) that are relatively prime to 1997816.
1997816 has 8 divisors, whose sum is 3745920
The reverse of 1997816 is 6187991
Previous prime number is 2
Is Prime? no
Number parity even
Number length 7
Sum of Digits 41
Digital Root 5
Name
one million nine hundred ninety-seven thousand eight hundred sixteen
Scientific notation
1.997816 × 10^6
Engineering notation
1.997816 × 10^6
Prime Factorization
2 × 2 × 2 × 249727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
499454
Product of the distinct prime numbers
The prime factorization of 1997816 is 2 × 2 × 2 × 249727.
Since it has a total of 4 prime factors.
6 , 7 , 15 , 74 , 555 , 203 , 5295 , 1924 , 5587 , 55758 , 409875 , 226629 , 582830 , 3313467 , 12307631 , 5330395 , 552111115 , 42625562 , 8093012679 , 2200494019
n×2
3995632
n×3
5993448
n×4
7991264
n×5
9989080
n÷2
998908
n÷3
665938.66666667
n÷3
499454
n÷5
399563.2
n2
3991268769856
n3
7973820608718634496
n4
1.5930226393228E+25
n5
3.1825661172013E+31
2 √n
1413.441190853
3 √n
125.94622715969
4 √n
37.59576027763
5 √n
18.201664180137
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
-1997815
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 1997816 can be divided by 8 positive divisors.
The sum of these divisors (counting 1997816) is 1, the average is 0.125.
Base
System
Value
2
Binary
111100111101111111000
3
Ternary
10202111111012
4
Quaternary
13213233320
5
Quinary
1002412231
6
Senary
110453052
8
Octal
7475770
10
Decimal
1997816
12
Duodecimal
804188
16
Hexadecimal
1e7bf8
20
Vigesimal
c9eag
36
Base36
16tiw
md5
8ada93deed3233ecff969f50f3d9a720
sha1
61c9601ff72106bf3e6ea97ea4d2b081464ac478
sha256
e20e05c2378e8ccf042c89c4d5f21564e1c77a8be3c2b60f515a664f9a18fb28
sha512
e60f9b110e7ecf0294d169ed379c6a7bf1c5332efcb83c79fba1f27c1bf727109b810955e90cea3b868ec018428dbff162761e0f5c7c7d2676d3a7f84a28df0f
ripemd-160
97c18d059accaa6af432b67c6e2caab6ee5a34cd
Diameter
3995632
Circumference
12552648.137648
Area
12538940645882
Volume
3.3400661660524E+19
Surface area
50155762583528
Circumference
12552648.137648
Perimeter
7991264
Area
3991268769856
Diagonal
2825338.482326
Surface area
23947612619136
Volume
7973820608718634496
Space diagonal
3460318.816174
Perimeter
5993448
Area
1728270074013.4
Altitude
1730159.408087
Surface area
1728270074013.4
Volume
9.3972377073167E+17
Height
941779.49410866