388380 is an even 6-digits composite number following 388379
and preceding 388381 . In scientific notation, it is written as 3.88380 × 10^5.
The sum of its digits is 30. It has a total of 4 prime factors and 12 positive divisors.
There are 103552 positive integers (up to 388380) that are relatively prime to 388380.
388380 has 12 divisors, whose sum is 725088
The reverse of 388380 is 083883
Previous prime number is 15
Is Prime? no
Number parity even
Number length 6
Sum of Digits 30
Digital Root 3
Name
three hundred eighty-eight thousand three hundred eighty
Scientific notation
3.88380 × 10^5
Engineering notation
3.88380 × 10^3
Prime Factorization
2 × 2 × 15 × 6473
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
194190
Product of the distinct prime numbers
The prime factorization of 388380 is 2 × 2 × 15 × 6473.
Since it has a total of 4 prime factors.
7 , 3 , 72 , 67 , 437 , 773 , 12 , 4790 , 4253 , 38085 , 843855 , 966879 , 1346788 , 1179970 , 10179290 , 22383786 , 494411007 , 970228615 , 1270176027 , 5228519554
n×2
776760
n×3
1165140
n×4
1553520
n×5
1941900
n÷2
194190
n÷3
129460
n÷3
97095
n÷5
77676
n2
150839024400
n3
58582860296472000
n4
2.2752411281944E+22
n5
8.8365814936813E+27
2 √n
623.20141206515
3 √n
72.960133358097
4 √n
24.96400232465
5 √n
13.117509019265
1 , 2 , 4 , 15 , 30 , 60 , 6473 , 12946 , 25892 , 97095 , 194190 , 388380
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-388379
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 388380 can be divided by 12 positive divisors.
The sum of these divisors (counting 388380) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1011110110100011100
3
Ternary
201201202110
4
Quaternary
1132310130
5
Quinary
44412010
6
Senary
12154020
8
Octal
1366434
10
Decimal
388380
12
Duodecimal
168910
16
Hexadecimal
5ed1c
20
Vigesimal
28aj0
36
Base36
8boc
md5
e62f427a8d41212d8553d642d972e7db
sha1
fd0ccc7bd3be2ebd398d02df62090e221c6afeda
sha256
3abfa93febe8cf9b17ed85d0c3ac34641f1bff5d020ed571571de9994e79315e
sha512
b6d978e66abdcd9b05685a046ac9637a84ad66baf8b1fdd96dfb10c9315eac512af03f77ee9fac49acef904b00068d6bfa8da94e60a7ce56979f4d6681d4f3b8
ripemd-160
c185d799dffc70a3435a69ff4b105a9ec40bdf94
Diameter
776760
Circumference
2440263.5096024
Area
473874770929.69
Volume
2.4539131137823E+17
Surface area
1895499083718.8
Circumference
2440263.5096024
Perimeter
1553520
Area
150839024400
Diagonal
549252.26335446
Surface area
905034146400
Volume
58582860296472000
Space diagonal
672693.8926436
Perimeter
1165140
Area
65315213506.23
Altitude
336346.9463218
Surface area
65315213506.23
Volume
6.9040562961566E+15
Height
183084.08778482