388631313 is an odd 9-digits composite number following 388631312
and preceding 388631314 . In scientific notation, it is written as 3.88631313 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 216071712 positive integers (up to 388631313) that are relatively prime to 388631313.
388631313 has 16 divisors, whose sum is 557525056
The reverse of 388631313 is 313136883
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
three hundred eighty-eight million six hundred thirty-one thousand three hundred thirteen
Scientific notation
3.88631313 × 10^8
Engineering notation
3.88631313 × 10^6
Prime Factorization
21 × 3 × 37 × 166723
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
388631313
Product of the distinct prime numbers
The prime factorization of 388631313 is 21 × 3 × 37 × 166723.
Since it has a total of 4 prime factors.
5 , 5 , 99 , 35 , 708 , 185 , 6739 , 5637 , 34061 , 48848 , 226934 , 347968 , 3910758 , 3616308 , 73102271 , 42797036 , 229237800 , 612782900 , 4264330213 , 2199323159
n×2
777262626
n×3
1165893939
n×4
1554525252
n×5
1943156565
n÷2
194315656.5
n÷3
129543771
n÷3
97157828.25
n÷5
77726262.6
n2
151034297444103969
n3
5.8696657323735E+25
n4
2.2811359004434E+34
n5
8.8652084012076E+42
2 √n
19713.734121165
3 √n
729.75866983669
4 √n
140.4056057327
5 √n
52.228500586197
1 , 3 , 21 , 37 , 63 , 111 , 777 , 2331 , 166723 , 500169 , 3501183 , 6168751 , 10503549 , 18506253 , 129543771 , 388631313
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-388631312
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 388631313 can be divided by 16 positive divisors.
The sum of these divisors (counting 388631313) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10111001010100000101100010001
3
Ternary
1000002021111221100
4
Quaternary
113022200230101
5
Quinary
1243442200223
6
Senary
102321415013
8
Octal
2712405421
10
Decimal
388631313
12
Duodecimal
aa19a469
16
Hexadecimal
172a0b11
20
Vigesimal
618ii5d
36
Base36
6fdpu9
md5
1402b7e073ec982250e7f52a2025ce9f
sha1
17c8f55b7ec67e88e8bdcc892661681cfae25956
sha256
0da24203d0a4899f5bbdc0eced86800bece6ded81e5f545d0f2ed7037da9263b
sha512
eccd2574120db2089a75a0fe1258e2faa22b98c92ed37a4612bcf5b688f6d154296f7300fb1f7567c66f5d0717b32a53b35d9a6fd4a13a9580a9c800452c3764
ripemd-160
0bf8ec366a9c92783bd98dd4f21ce1bd8c9faa23
Diameter
777262626
Circumference
2441842555.7515
Area
4.7448823929049E+17
Volume
2.4586798325136E+26
Surface area
1.897952957162E+18
Circumference
2441842555.7515
Perimeter
1554525252
Area
151034297444103969
Diagonal
549607673.60746
Surface area
906205784664623814
Volume
5.8696657323735E+25
Space diagonal
673129179.5282
Perimeter
1165893939
Area
6.5399769214665E+16
Altitude
336564589.7641
Surface area
6.5399769214665E+16
Volume
6.9174674044326E+24
Height
183202557.86915