1242045 is an odd 7-digits composite number following 1242044
and preceding 1242046 . In scientific notation, it is written as 1.242045 × 10^6.
The sum of its digits is 18. It has a total of 3 prime factors and 8 positive divisors.
There are 567648 positive integers (up to 1242045) that are relatively prime to 1242045.
1242045 has 8 divisors, whose sum is 1451392
The reverse of 1242045 is 5402421
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 18
Digital Root 9
Name
one million two hundred forty-two thousand forty-five
Scientific notation
1.242045 × 10^6
Engineering notation
1.242045 × 10^6
Prime Factorization
45 × 7 × 3943
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1242045
Product of the distinct prime numbers
The prime factorization of 1242045 is 45 × 7 × 3943.
Since it has a total of 3 prime factors.
6 , 9 , 24 , 39 , 253 , 76 , 2786 , 5915 , 63416 , 44569 , 762739 , 253285 , 6985667 , 4384610 , 61510074 , 70824487 , 588360511 , 883812662 , 6958430277 , 8902038793
n×2
2484090
n×3
3726135
n×4
4968180
n×5
6210225
n÷2
621022.5
n÷3
414015
n÷3
310511.25
n÷5
248409
n2
1542675782025
n3
1916072741685241125
n4
2.3798485684464E+24
n5
2.9558790151961E+30
2 √n
1114.4707263989
3 √n
107.49273432055
4 √n
33.383689526457
5 √n
16.551123000575
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
-1242044
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 1242045 can be divided by 8 positive divisors.
The sum of these divisors (counting 1242045) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101111001110111101
3
Ternary
2100002202200
4
Quaternary
10233032331
5
Quinary
304221140
6
Senary
42342113
8
Octal
4571675
10
Decimal
1242045
12
Duodecimal
4ba939
16
Hexadecimal
12f3bd
20
Vigesimal
7f525
36
Base36
qmd9
md5
39608d774086f6a261a0a25b71f7d2b4
sha1
0e854eafcdcbd65c59d4543d17e488d16ef645f2
sha256
f854c1eba385f614fa96b18f99f9d3564f870130a256bf63c59af543dd104252
sha512
9bfbb3020c0d4021fc10972a907f840567b955be08b7c0cdcb0ea36c7c00e1f7fbf712f17de6b1ccf44660e35ce2d85e884ccefb2390019c39a629a792941ba7
ripemd-160
7b605b21446bc047eeb917d0a1276e7733a8543b
Diameter
2484090
Circumference
7803998.8948559
Area
4846458903680.6
Volume
8.0260267320293E+18
Surface area
19385835614723
Circumference
7803998.8948559
Perimeter
4968180
Area
1542675782025
Diagonal
1756516.8840777
Surface area
9256054692150
Volume
1916072741685241125
Space diagonal
2151285.0452869
Perimeter
3726135
Area
667998208518.34
Altitude
1075642.5226434
Surface area
667998208518.34
Volume
2.2581133814872E+17
Height
585505.6280259