388639429 is an odd 9-digits composite number following 388639428
and preceding 388639430 . In scientific notation, it is written as 3.88639429 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 386861280 positive integers (up to 388639429) that are relatively prime to 388639429.
388639429 has 8 divisors, whose sum is 390422592
The reverse of 388639429 is 924936883
Previous prime number is 503
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
three hundred eighty-eight million six hundred thirty-nine thousand four hundred twenty-nine
Scientific notation
3.88639429 × 10^8
Engineering notation
3.88639429 × 10^6
Prime Factorization
1483 × 503 × 521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
388639429
Product of the distinct prime numbers
The prime factorization of 388639429 is 1483 × 503 × 521.
Since it has a total of 3 prime factors.
10 , 1 , 81 , 38 , 357 , 823 , 4977 , 2333 , 12599 , 84935 , 664819 , 945289 , 3515640 , 2599275 , 52041470 , 60045513 , 621033304 , 265709630 , 6567711522 , 9476732112
n×2
777278858
n×3
1165918287
n×4
1554557716
n×5
1943197145
n÷2
194319714.5
n÷3
129546476.33333
n÷3
97159857.25
n÷5
77727885.8
n2
151040605773446041
n3
5.8700334783606E+25
n4
2.281326459241E+34
n5
8.86613412482E+42
2 √n
19713.93996643
3 √n
729.7637497843
4 √n
140.4063387687
5 √n
52.228718727636
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
-388639428
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 388639429 can be divided by 8 positive divisors.
The sum of these divisors (counting 388639429) is 1, the average is 0.125.
Base
System
Value
2
Binary
10111001010100010101011000101
3
Ternary
1000002021221001221
4
Quaternary
113022202223011
5
Quinary
1243442430204
6
Senary
102321520341
8
Octal
2712425305
10
Decimal
388639429
12
Duodecimal
aa1a30b1
16
Hexadecimal
172a2ac5
20
Vigesimal
618jib9
36
Base36
6fdw3p
md5
11983e4621f21d5e1869e3594c753836
sha1
7bf288ca88397ef1dba885d01fb1ad763c7f8cf5
sha256
f92c8a2762efd0d8ffd965c03f96a1381a6b34caad003e2d30ff4517f88c375a
sha512
cd2ba506a430fe9f339d55b9620e0e64a22848aaa353f861bb2f4a4551c8a2ae120189d6b4bc47ff6c7b0f10e26c95acde64087a88b16a55d9d89fcb88145b62
ripemd-160
599cba1aa8fc26354ba8f7a820579d6d91fd0fd2
Diameter
777278858
Circumference
2441893550.0835
Area
4.7450805749161E+17
Volume
2.4588338735925E+26
Surface area
1.8980322299664E+18
Circumference
2441893550.0835
Perimeter
1554557716
Area
151040605773446041
Diagonal
549619151.36474
Surface area
906243634640676246
Volume
5.8700334783606E+25
Space diagonal
673143236.85256
Perimeter
1165918287
Area
6.5402500801397E+16
Altitude
336571618.42628
Surface area
6.5402500801397E+16
Volume
6.9179007972348E+24
Height
183206383.78825