1242005 is an odd 7-digits composite number following 1242004
and preceding 1242006 . In scientific notation, it is written as 1.242005 × 10^6.
The sum of its digits is 14. It has a total of 2 prime factors and 4 positive divisors.
There are 993600 positive integers (up to 1242005) that are relatively prime to 1242005.
1242005 has 4 divisors, whose sum is 1490412
The reverse of 1242005 is 5002421
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 14
Digital Root 5
Name
one million two hundred forty-two thousand five
Scientific notation
1.242005 × 10^6
Engineering notation
1.242005 × 10^6
Prime Factorization
5 × 248401
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
1242005
Product of the distinct prime numbers
The prime factorization of 1242005 is 5 × 248401.
Since it has a total of 2 prime factors.
8 , 4 , 66 , 33 , 623 , 257 , 5046 , 229 , 52358 , 95299 , 605430 , 398649 , 9144775 , 8505692 , 29848363 , 43629619 , 657841125 , 560165197 , 1281138693 , 6688665597
n×2
2484010
n×3
3726015
n×4
4968020
n×5
6210025
n÷2
621002.5
n÷3
414001.66666667
n÷3
310501.25
n÷5
248401
n2
1542576420025
n3
1915887626553150125
n4
2.3795420116171E+24
n5
2.9554030761386E+30
2 √n
1114.4527805161
3 √n
107.49158037537
4 √n
33.383420743178
5 √n
16.551016393576
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
-1242004
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 1242005 can be divided by 4 positive divisors.
The sum of these divisors (counting 1242005) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101111001110010101
3
Ternary
2100002201012
4
Quaternary
10233032111
5
Quinary
304221010
6
Senary
42342005
8
Octal
4571625
10
Decimal
1242005
12
Duodecimal
4ba905
16
Hexadecimal
12f395
20
Vigesimal
7f505
36
Base36
qmc5
md5
3bdb626b689e5ca0372d136a49fdf425
sha1
0451fd2847847fbee09c88e6472fb3abe63c24e1
sha256
a9e4c349e9094a87df52e7c605e396ed86e801dfa73debb25b3fc273f64bd7a1
sha512
fbe982026c0e7f62439630c80bce08a7febeb3f9425dc48083b22a91b398c8af556bf1d980a2612425e7cad18578f8e0fb4583b162c0af795ae7404358f4761a
ripemd-160
b9d5353a8aa6eb433e351851ace08b67fd779f09
Diameter
2484010
Circumference
7803747.5674436
Area
4846146748751.4
Volume
8.0252513235773E+18
Surface area
19384586995006
Circumference
7803747.5674436
Perimeter
4968020
Area
1542576420025
Diagonal
1756460.3155352
Surface area
9255458520150
Volume
1915887626553150125
Space diagonal
2151215.7632546
Perimeter
3726015
Area
667955183510.25
Altitude
1075607.8816273
Surface area
667955183510.25
Volume
2.2578952212119E+17
Height
585486.77184507