1996945 is an odd 7-digits composite number following 1996944
and preceding 1996946 . In scientific notation, it is written as 1.996945 × 10^6.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 1597552 positive integers (up to 1996945) that are relatively prime to 1996945.
1996945 has 4 divisors, whose sum is 2396340
The reverse of 1996945 is 5496991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 43
Digital Root 7
Name
one million nine hundred ninety-six thousand nine hundred forty-five
Scientific notation
1.996945 × 10^6
Engineering notation
1.996945 × 10^6
Prime Factorization
5 × 399389
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1996945
Product of the distinct prime numbers
The prime factorization of 1996945 is 5 × 399389.
Since it has a total of 2 prime factors.
10 , 10 , 95 , 19 , 570 , 38 , 3438 , 3055 , 24504 , 79985 , 776252 , 787342 , 7919375 , 2241764 , 40701137 , 55399974 , 531854565 , 664822327 , 2173690369 , 4278823977
n×2
3993890
n×3
5990835
n×4
7987780
n×5
9984725
n÷2
998472.5
n÷3
665648.33333333
n÷3
499236.25
n÷5
399389
n2
3987789333025
n3
7963395969637608625
n4
1.5902463764588E+25
n5
3.1756345502375E+31
2 √n
1413.1330439842
3 √n
125.92792131808
4 √n
37.591661894417
5 √n
18.200076805228
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1996944
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1996945 can be divided by 4 positive divisors.
The sum of these divisors (counting 1996945) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100111100010010001
3
Ternary
10202110021221
4
Quaternary
13213202101
5
Quinary
1002400240
6
Senary
110445041
8
Octal
7474221
10
Decimal
1996945
12
Duodecimal
803781
16
Hexadecimal
1e7891
20
Vigesimal
c9c75
36
Base36
16sup
md5
3991cd41e1a144fb6b79cac3ecd33054
sha1
6f7a7a54b4d39986d4ea8210a8bc7416d6dcce17
sha256
e684949ba6d459b6a574ee48947bfc94ea3fcd303a59a74c49b492dfb7ffeb97
sha512
32513114e3c076e1398f46aaf7e590711b610a9e53f626130ff87828aed1408304d8f2a9e737ae5a6b66cab5f21a9cd4f74d33429260d1ca97e6e7428fadcd4b
ripemd-160
e007859f2b9bb0b84786cbc13b9c9cf901babe0a
Diameter
3993890
Circumference
12547175.483246
Area
12528009672695
Volume
3.3356995034453E+19
Surface area
50112038690780
Circumference
12547175.483246
Perimeter
7987780
Area
3987789333025
Diagonal
2824106.7023131
Surface area
23926735998150
Volume
7963395969637608625
Space diagonal
3458810.1999206
Perimeter
5990835
Area
1726763433670.1
Altitude
1729405.0999603
Surface area
1726763433670.1
Volume
9.3849521523406E+17
Height
941368.90077105