388840239 is an odd 9-digits composite number following 388840238
and preceding 388840240 . In scientific notation, it is written as 3.88840239 × 10^8.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 259226820 positive integers (up to 388840239) that are relatively prime to 388840239.
388840239 has 4 divisors, whose sum is 432044720
The reverse of 388840239 is 932048883
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
three hundred eighty-eight million eight hundred forty thousand two hundred thirty-nine
Scientific notation
3.88840239 × 10^8
Engineering notation
3.88840239 × 10^6
Prime Factorization
9 × 43204471
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
388840239
Product of the distinct prime numbers
The prime factorization of 388840239 is 9 × 43204471.
Since it has a total of 2 prime factors.
6 , 10 , 21 , 2 , 416 , 99 , 4539 , 7571 , 92680 , 34991 , 578116 , 678222 , 5453620 , 560941 , 49348442 , 79167825 , 656690526 , 182088627 , 7023544539 , 7040560085
n×2
777680478
n×3
1166520717
n×4
1555360956
n×5
1944201195
n÷2
194420119.5
n÷3
129613413
n÷3
97210059.75
n÷5
77768047.8
n2
151196731465577121
n3
5.8791373199094E+25
n4
2.2860451605874E+34
n5
8.8890634660759E+42
2 √n
19719.032405268
3 √n
729.88941779014
4 √n
140.42447224493
5 √n
52.234114928447
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
-388840238
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 388840239 can be divided by 4 positive divisors.
The sum of these divisors (counting 388840239) is 1, the average is 0.25.
Base
System
Value
2
Binary
10111001011010011101100101111
3
Ternary
1000002200010112100
4
Quaternary
113023103230233
5
Quinary
1244020341424
6
Senary
102330110143
8
Octal
2713235457
10
Decimal
388840239
12
Duodecimal
aa27b353
16
Hexadecimal
172d3b2f
20
Vigesimal
61a50bj
36
Base36
6fi71r
md5
700a88fb61a02e6e72ec1e0c90cb45b0
sha1
f41304eea4f999245c04bc29f3796a6f9dab5dca
sha256
2514ad195dcabae6e2e185d9722fe288c130d2d61c28f3d5d24e9f8a44d4581f
sha512
1df36a2e1e963960f5ef96ef09c523262a7bb1ff5d64d0e7c39e9ea4ba71a29533d02d2a9eb3766b7260936bef9be48b2417175ecf70b60aad92e1b6dedbe48a
ripemd-160
fd791b69562040fb88bab3b2b8000e7b58ab7edc
Diameter
777680478
Circumference
2443155276.525
Area
4.7499854081905E+17
Volume
2.4626472818231E+26
Surface area
1.8999941632762E+18
Circumference
2443155276.525
Perimeter
1555360956
Area
151196731465577121
Diagonal
549903139.5902
Surface area
907180388793462726
Volume
5.8791373199094E+25
Space diagonal
673491049.97523
Perimeter
1166520717
Area
6.5470105209182E+16
Altitude
336745524.98761
Surface area
6.5470105209182E+16
Volume
6.9286297773914E+24
Height
183301046.53007