19385639 is an odd 8-digits composite number following 19385638
and preceding 19385640 . In scientific notation, it is written as 1.9385639 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 15338016 positive integers (up to 19385639) that are relatively prime to 19385639.
19385639 has 8 divisors, whose sum is 23859360
The reverse of 19385639 is 93658391
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
nineteen million three hundred eighty-five thousand six hundred thirty-nine
Scientific notation
1.9385639 × 10^7
Engineering notation
1.9385639 × 10^6
Prime Factorization
7 × 13 × 213029
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19385639
Product of the distinct prime numbers
The prime factorization of 19385639 is 7 × 13 × 213029.
Since it has a total of 3 prime factors.
1 , 1 , 11 , 81 , 350 , 148 , 6734 , 370 , 48439 , 7530 , 769494 , 531763 , 268368 , 337811 , 3535583 , 60137658 , 365385764 , 269710380 , 5116475165 , 2837292374
n×2
38771278
n×3
58156917
n×4
77542556
n×5
96928195
n÷2
9692819.5
n÷3
6461879.6666667
n÷3
4846409.75
n÷5
3877127.8
n2
375802999438321
n3
7.2851812822285E+21
n4
1.4122789438684E+29
n5
2.7377929773134E+36
2 √n
4402.9125587502
3 √n
268.63341949198
4 √n
66.354446412808
5 √n
28.674511250824
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19385638
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19385639 can be divided by 8 positive divisors.
The sum of these divisors (counting 19385639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001001111100110100100111
3
Ternary
1100110220002122
4
Quaternary
1021330310213
5
Quinary
14430320024
6
Senary
1531300155
8
Octal
111746447
10
Decimal
19385639
12
Duodecimal
65aa65b
16
Hexadecimal
127cd27
20
Vigesimal
61341j
36
Base36
bji1z
md5
c04b78fe7b87ef717848a67fdc087f23
sha1
e5a212d743a7a0c2ed2f8008c29d624099822aec
sha256
e058d4022c093c3e5d832c20b7bc546553b34c26994fddbed972966d579b63ae
sha512
cb368d90b0c768a82bd8da3928952ea7fdafb418984cc1fcd089d97c16a2ee9f849478acf894c1a7be6a31a7a4a5fe8f8f8e21811e8e34855eaf04e19aa4fbb2
ripemd-160
5e3a055c03a949a22c141f70820f03fd59fc8e25
Diameter
38771278
Circumference
121803562.13509
Area
1.1806199422324E+15
Volume
3.0516095995092E+22
Surface area
4.7224797689298E+15
Circumference
121803562.13509
Perimeter
77542556
Area
375802999438321
Diagonal
27415433.589069
Surface area
2254817996629926
Volume
7.2851812822285E+21
Space diagonal
33576911.685189
Perimeter
58156917
Area
1.6272747216599E+14
Altitude
16788455.842594
Surface area
1.6272747216599E+14
Volume
8.5856684780618E+20
Height
9138477.8630229