386991639 is an odd 9-digits composite number following 386991638
and preceding 386991640 . In scientific notation, it is written as 3.86991639 × 10^8.
The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors.
There are 244376784 positive integers (up to 386991639) that are relatively prime to 386991639.
386991639 has 24 divisors, whose sum is 590132400
The reverse of 386991639 is 936199683
Previous prime number is 19
Is Prime? no Number parity odd Number length 9 Sum of Digits 54 Digital Root 9
Name
three hundred eighty-six million nine hundred ninety-one thousand six hundred thirty-nine
Scientific notation
3.86991639 × 10^8
Engineering notation
3.86991639 × 10^6
Prime Factorization
3 × 3 × 361 × 19 × 6269
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
128997213 Product of the distinct prime numbers
The prime factorization of 386991639 is 3 × 3 × 361 × 19 × 6269.
Since it has a total of 5 prime factors.
10 , 3 , 21 , 27 , 576 , 352 , 6365 , 2171 , 71894 , 27855 , 259917 , 413876 , 2362079 , 2651110 , 12237764 , 75620027 , 641578404 , 805000394 , 5923348292 , 2879852608
n×2
773983278
n×3
1160974917
n×4
1547966556
n×5
1934958195
n÷2
193495819.5
n÷3
128997213
n÷3
96747909.75
n÷5
77398327.8
n2
149762528655906321
n3
5.7956846425334E+25
n4
2.2428814989411E+34
n5
8.67976387358E+42
2 √n19672.103065
3 √n728.73091504419
4 √n140.25727455287
5 √n52.184354577296
1 , 3 , 9 , 19 , 57 , 171 , 361 , 1083 , 3249 , 6269 , 6859 , 18807 , 20577 , 56421 , 61731 , 119111 , 357333 , 1071999 , 2263109 , 6789327 , 20367981 , 42999071 , 128997213 , 386991639
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-386991638 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 386991639 can be divided by 24 positive divisors.
The sum of these divisors (counting 386991639) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
10111000100010000011000010111
3
Ternary
222222012012201200
4
Quaternary
113010100120113
5
Quinary
1243032213024
6
Senary
102222323543
8
Octal
2704203027
10
Decimal
386991639
12
Duodecimal
a97295b3
16
Hexadecimal
17110617
20
Vigesimal
60idj1j
36
Base36
6eeknr
md5
cb1913c22f0e32050683752d6ced8456
sha1
4768a7a2f74af0c90739d38decf0096c063373bd
sha256
d0f9c1c2c279a834bb7d684761641c14c967f32ffeada3e63893f2371cca37fd
sha512
27e72699aded0678f7de34d0fbfedb0b4169b952fe1bea75f42da02003d131dbb55e6edcd184c834905267e9a4813605feec6d97ea4d42d36ba9da291b933c64
ripemd-160
b5ab6bdac3ccc3dd289e88932653ea77a4017021
Diameter
773983278
Circumference
2431540180.1661
Area
4.7049285980843E+17
Volume
2.4276907060675E+26
Surface area
1.8819714392337E+18
Circumference
2431540180.1661
Perimeter
1547966556
Area
149762528655906321
Diagonal
547288824.39879
Surface area
898575171935437926
Volume
5.7956846425334E+25
Space diagonal
670289180.85235
Perimeter
1160974917
Area
6.4849077175505E+16
Altitude
335144590.42618
Surface area
6.4849077175505E+16
Volume
6.8302798539235E+24
Height
182429608.13293