388670842 is an even 9-digits composite number following 388670841
and preceding 388670843 . In scientific notation, it is written as 3.88670842 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 12 positive divisors.
There are 166573176 positive integers (up to 388670842) that are relatively prime to 388670842.
388670842 has 12 divisors, whose sum is 678191130
The reverse of 388670842 is 248076883
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 46
Digital Root 1
Name
three hundred eighty-eight million six hundred seventy thousand eight hundred forty-two
Scientific notation
3.88670842 × 10^8
Engineering notation
3.88670842 × 10^6
Prime Factorization
2 × 7 × 7 × 3966029
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
55524406
Product of the distinct prime numbers
The prime factorization of 388670842 is 2 × 7 × 7 × 3966029.
Since it has a total of 4 prime factors.
8 , 2 , 96 , 98 , 550 , 374 , 6527 , 1968 , 69475 , 23935 , 869515 , 4264 , 1686146 , 9029536 , 75011814 , 63319452 , 984756750 , 992668052 , 5258034155 , 6789114642
n×2
777341684
n×3
1166012526
n×4
1554683368
n×5
1943354210
n÷2
194335421
n÷3
129556947.33333
n÷3
97167710.5
n÷5
77734168.4
n2
151065023420988964
n3
5.8714569849786E+25
n4
2.2820641301184E+34
n5
8.8697178695111E+42
2 √n
19714.736670826
3 √n
729.78341106873
4 √n
140.40917587831
5 √n
52.22956301032
1 , 2 , 7 , 14 , 49 , 98 , 3966029 , 7932058 , 27762203 , 55524406 , 194335421 , 388670842
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
-388670841
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 388670842 can be divided by 12 positive divisors.
The sum of these divisors (counting 388670842) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111001010101010010101111010
3
Ternary
1000002100112011101
4
Quaternary
113022222111322
5
Quinary
1243444431332
6
Senary
102322322014
8
Octal
2712522572
10
Decimal
388670842
12
Duodecimal
aa1b930a
16
Hexadecimal
172aa57a
20
Vigesimal
6193h22
36
Base36
6fekca
md5
84d7f224638d0cecf42bc4144af54227
sha1
046c98afd4da0c5a5daa78529febd25db9933039
sha256
91d0acd43355c293fff77dd58c71f02d508e0ba2962012d9d63e6302bc1d7a5f
sha512
8a86e851d7a816fc9db26d00e58187186eb96eb82d130e699738d134bc1020ec5deb245eb8e8771ca67406ba5d5b6248c56ff004ab6c259ac4edb519f0bf7f62
ripemd-160
b6941dc6639038b6f8c5fbd80f3c4fa245295f8c
Diameter
777341684
Circumference
2442090923.7835
Area
4.7458476779375E+17
Volume
2.4594301506503E+26
Surface area
1.898339071175E+18
Circumference
2442090923.7835
Perimeter
1554683368
Area
151065023420988964
Diagonal
549663576.05537
Surface area
906390140525933784
Volume
5.8714569849786E+25
Space diagonal
673197645.76458
Perimeter
1166012526
Area
6.5413073952934E+16
Altitude
336598822.88229
Surface area
6.5413073952934E+16
Volume
6.9195784158724E+24
Height
183221192.01846