1242605655 is an odd 10-digits composite number following 1242605654
and preceding 1242605656 . In scientific notation, it is written as 1.242605655 × 10^9.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 646558080 positive integers (up to 1242605655) that are relatively prime to 1242605655.
1242605655 has 8 divisors, whose sum is 1301202000
The reverse of 1242605655 is 5565062421
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 36
Digital Root 9
Name
one billion two hundred forty-two million six hundred five thousand six hundred fifty-five
Scientific notation
1.242605655 × 10^9
Engineering notation
1.242605655 × 10^9
Prime Factorization
45 × 41 × 673499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1242605655
Product of the distinct prime numbers
The prime factorization of 1242605655 is 45 × 41 × 673499.
Since it has a total of 3 prime factors.
4 , 4 , 60 , 82 , 680 , 270 , 593 , 4953 , 67317 , 20097 , 586828 , 488067 , 7064502 , 2672968 , 73377695 , 61065355 , 965865962 , 32030174 , 5108596924 , 8455853870
n×2
2485211310
n×3
3727816965
n×4
4970422620
n×5
6213028275
n÷2
621302827.5
n÷3
414201885
n÷3
310651413.75
n÷5
248521131
n2
1544068813837979025
n3
1.9186686397842E+27
n4
2.384148501867E+36
n5
2.9625564107797E+45
2 √n
35250.612122345
3 √n
1075.0890584231
4 √n
187.75146370227
5 √n
65.897155013206
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
-1242605654
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 1242605655 can be divided by 8 positive divisors.
The sum of these divisors (counting 1242605655) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010000100001010100001010111
3
Ternary
10012121011220111200
4
Quaternary
1022010022201113
5
Quinary
10021101340110
6
Senary
323145203543
8
Octal
11204124127
10
Decimal
1242605655
12
Duodecimal
2a81905b3
16
Hexadecimal
4a10a857
20
Vigesimal
j865e2f
36
Base36
kjtcnr
md5
ccb519cd2fb8aaab49dc5a8f252c841e
sha1
93316ea0878d980b40ade6a972829eef039ff3b7
sha256
ace75bc3e33cf090ba682f5ec797cc0c5ff8dae001ca6c18cc3962cef29288e0
sha512
7814de74dcd70cff25cfff1727ae7d715d7e26f4dcad1fbe11db3d43b1b81c9c3d17ce695f3f1fa0f0b9276b6d804e401bf51edbb6fa23dcc8c460596cc1b31f
ripemd-160
32d7ccfe07c972be4ff59ee5083bf139a157fb20
Diameter
2485211310
Circumference
7807521594.1143
Area
4.8508352421905E+18
Volume
8.0369004045589E+27
Surface area
1.9403340968762E+19
Circumference
7807521594.1143
Perimeter
4970422620
Area
1544068813837979025
Diagonal
1757309769.9825
Surface area
9.2644128830279E+18
Volume
1.9186686397842E+27
Space diagonal
2152256128.2324
Perimeter
3727816965
Area
6.686014089875E+17
Altitude
1076128064.1162
Surface area
6.686014089875E+17
Volume
2.2611726767356E+26
Height
585769923.3275