386906989 is an odd 9-digits composite number following 386906988
and preceding 386906990 . In scientific notation, it is written as 3.86906989 × 10^8.
The sum of its digits is 58. It has a total of 4 prime factors and 12 positive divisors.
There are 317214744 positive integers (up to 386906989) that are relatively prime to 386906989.
386906989 has 12 divisors, whose sum is 469645344
The reverse of 386906989 is 989609683
Previous prime number is 23
Is Prime? no Number parity odd Number length 9 Sum of Digits 58 Digital Root 4
Name
three hundred eighty-six million nine hundred six thousand nine hundred eighty-nine
Scientific notation
3.86906989 × 10^8
Engineering notation
3.86906989 × 10^6
Prime Factorization
7 × 7 × 23 × 343307
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
55272427 Product of the distinct prime numbers
The prime factorization of 386906989 is 7 × 7 × 23 × 343307.
Since it has a total of 4 prime factors.
2 , 6 , 15 , 32 , 866 , 733 , 726 , 1882 , 82656 , 96715 , 812551 , 885187 , 3984008 , 9556366 , 76571723 , 95356803 , 735769567 , 451762854 , 6554852731 , 203900207
n×2
773813978
n×3
1160720967
n×4
1547627956
n×5
1934534945
n÷2
193453494.5
n÷3
128968996.33333
n÷3
96726747.25
n÷5
77381397.8
n2
149697018137046121
n3
5.7918822549683E+25
n4
2.2409197239123E+34
n5
8.6702750296962E+42
2 √n19669.951423428
3 √n728.67777731539
4 √n140.24960400453
5 √n52.182071431242
1 , 7 , 23 , 49 , 161 , 1127 , 343307 , 2403149 , 7896061 , 16822043 , 55272427 , 386906989
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
-386906988 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 386906989 can be divided by 12 positive divisors.
The sum of these divisors (counting 386906989) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10111000011111011101101101101
3
Ternary
222222000220121111
4
Quaternary
113003323231231
5
Quinary
1243022010424
6
Senary
102220432021
8
Octal
2703735555
10
Decimal
386906989
12
Duodecimal
a96a8611
16
Hexadecimal
170fbb6d
20
Vigesimal
60i3799
36
Base36
6ecrcd
md5
79593eb6470f300e4fecc622817d606e
sha1
e1c0391b62783c94a7c50f0b938824d044f7faa5
sha256
7ba3e95b0b4fd323633bd954ae98353ef718e4c0dee238781e202864dd377d73
sha512
1f8e8cbadab4201672aa78cacb582d0bb966f4db0f8611ddd77968501068e8727c9dd1fbc456de1705dc6472f2cf0eda1d649f7daee0cd7d7867ce62dd8a841d
ripemd-160
09ebe8f50e77ab8851395e980a5b9484565f670e
Diameter
773813978
Circumference
2431008308.5299
Area
4.7028705244364E+17
Volume
2.4260979656887E+26
Surface area
1.8811482097746E+18
Circumference
2431008308.5299
Perimeter
1547627956
Area
149697018137046121
Diagonal
547169111.22074
Surface area
898182108822276726
Volume
5.7918822549683E+25
Space diagonal
670142562.75149
Perimeter
1160720967
Area
6.4820710288731E+16
Altitude
335071281.37575
Surface area
6.4820710288731E+16
Volume
6.8257986972035E+24
Height
182389703.74025