242578139 is an odd 9-digits composite number following 242578138
and preceding 242578140 . In scientific notation, it is written as 2.42578139 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 237033216 positive integers (up to 242578139) that are relatively prime to 242578139.
242578139 has 8 divisors, whose sum is 248139840
The reverse of 242578139 is 931875242
Previous prime number is 673
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
two hundred forty-two million five hundred seventy-eight thousand one hundred thirty-nine
Scientific notation
2.42578139 × 10^8
Engineering notation
2.42578139 × 10^6
Prime Factorization
47 × 673 × 7669
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
242578139
Product of the distinct prime numbers
The prime factorization of 242578139 is 47 × 673 × 7669.
Since it has a total of 3 prime factors.
1 , 3 , 7 , 20 , 825 , 587 , 1586 , 2130 , 40206 , 88578 , 570404 , 141725 , 1094259 , 9763074 , 89529140 , 5579231 , 383873053 , 398190732 , 9967730030 , 2651976188
n×2
485156278
n×3
727734417
n×4
970312556
n×5
1212890695
n÷2
121289069.5
n÷3
80859379.666667
n÷3
60644534.75
n÷5
48515627.8
n2
58844153520703321
n3
1.4274305252083E+25
n4
3.4626344035681E+33
n5
8.3995940965492E+41
2 √n
15574.920192412
3 √n
623.6638240632
4 √n
124.79952000073
5 √n
47.53027554162
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
-242578138
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 242578139 can be divided by 8 positive divisors.
The sum of these divisors (counting 242578139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110011101010111001011011011
3
Ternary
121220110020122112
4
Quaternary
32131113023123
5
Quinary
444100000024
6
Senary
40023142535
8
Octal
1635271333
10
Decimal
242578139
12
Duodecimal
692a4a4b
16
Hexadecimal
e7572db
20
Vigesimal
3fg256j
36
Base36
40fahn
md5
e775acaff6ed2f62b0aff85a75995d4d
sha1
50416f5c0a637b4ab897b2b7a74c2dbc22d46e45
sha256
505060aa48c2df02ebcff69faceecccdd29743ae315b038cf9723397923306f0
sha512
14ba4004b7d6f06e2ca94fbebcb2e5704f6d9a37499095902f965d0ef7eeea4d7a8160f6c777ea4ceb16a855ad030c4da0163344d7be9c015e1ef70cfd1fdae3
ripemd-160
f7dea3f1fc6e176da81854ca50ba81e4d74198a1
Diameter
485156278
Circumference
1524163398.8078
Area
1.8486436040735E+17
Volume
5.9792070020054E+25
Surface area
7.3945744162941E+17
Circumference
1524163398.8078
Perimeter
970312556
Area
58844153520703321
Diagonal
343057294.10903
Surface area
353064921124219926
Volume
1.4274305252083E+25
Space diagonal
420157661.55351
Perimeter
727734417
Area
2.548026590656E+16
Altitude
210078830.77675
Surface area
2.548026590656E+16
Volume
1.6822430067457E+24
Height
114352431.36968