139231618 is an even 9-digits composite number following 139231617
and preceding 139231619 . In scientific notation, it is written as 1.39231618 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 69615808 positive integers (up to 139231618) that are relatively prime to 139231618.
139231618 has 4 divisors, whose sum is 208847430
The reverse of 139231618 is 816132931
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred thirty-nine million two hundred thirty-one thousand six hundred eighteen
Scientific notation
1.39231618 × 10^8
Engineering notation
1.39231618 × 10^6
Prime Factorization
2 × 69615809
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
139231618
Product of the distinct prime numbers
The prime factorization of 139231618 is 2 × 69615809.
Since it has a total of 2 prime factors.
5 , 9 , 60 , 27 , 45 , 258 , 1746 , 6791 , 43949 , 89204 , 443324 , 362384 , 5817471 , 8294499 , 40308379 , 53741597 , 389296721 , 785363193 , 7339646843 , 1456542607
n×2
278463236
n×3
417694854
n×4
556926472
n×5
696158090
n÷2
69615809
n÷3
46410539.333333
n÷3
34807904.5
n÷5
27846323.6
n2
19385443450897924
n3
2.699066657316E+24
n4
3.7579541778796E+32
n5
5.2322604055604E+40
2 √n
11799.644825163
3 √n
518.29771003293
4 √n
108.626170075
5 √n
42.535111346035
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
-139231617
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 139231618 can be divided by 4 positive divisors.
The sum of these divisors (counting 139231618) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000010011001000000110000010
3
Ternary
100200222200212121
4
Quaternary
20103020012002
5
Quinary
241120402433
6
Senary
21452114454
8
Octal
1023100602
10
Decimal
139231618
12
Duodecimal
3a765a2a
16
Hexadecimal
84c8182
20
Vigesimal
23a3j0i
36
Base36
2aw7sy
md5
0b6e35ef9d0fbf71ff90d38e82738fef
sha1
200da1602d8ac166f7f77b41546bfbf6a3eaa882
sha256
185d43073e7b4897cb1434992a10102bd685ad44a6457e090a2a0cc2ccc105bc
sha512
e3af4d9e803e287700e04f379095a63f3dc6f5e5ece84817213797036cef5bb930eafd2c3410f48b63b45240475f7b3e6cd0ef69052c449ae2cea6a32757f73e
ripemd-160
bd621575c9aa655df509904ab09c006f6b6ad4ac
Diameter
278463236
Circumference
874818056.51244
Area
6.0901166731921E+16
Volume
1.1305823976231E+25
Surface area
2.4360466692769E+17
Circumference
874818056.51244
Perimeter
556926472
Area
19385443450897924
Diagonal
196903242.48675
Surface area
116312660705387544
Volume
2.699066657316E+24
Space diagonal
241156236.39602
Perimeter
417694854
Area
8.3941432460521E+15
Altitude
120578118.19801
Surface area
8.3941432460521E+15
Volume
3.1808805604378E+23
Height
65634414.16225