16387789 is an odd 8-digits composite number following 16387788
and preceding 16387790 . In scientific notation, it is written as 1.6387789 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 14897980 positive integers (up to 16387789) that are relatively prime to 16387789.
16387789 has 4 divisors, whose sum is 17877600
The reverse of 16387789 is 98778361
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixteen million three hundred eighty-seven thousand seven hundred eighty-nine
Scientific notation
1.6387789 × 10^7
Engineering notation
1.6387789 × 10^6
Prime Factorization
11 × 1489799
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16387789
Product of the distinct prime numbers
The prime factorization of 16387789 is 11 × 1489799.
Since it has a total of 2 prime factors.
1 , 7 , 40 , 47 , 142 , 544 , 5717 , 1235 , 72946 , 50754 , 772386 , 919882 , 4227231 , 7942867 , 64164312 , 59009587 , 360590731 , 921554183 , 1854285395 , 9254430981
n×2
32775578
n×3
49163367
n×4
65551156
n×5
81938945
n÷2
8193894.5
n÷3
5462596.3333333
n÷3
4096947.25
n÷5
3277557.8
n2
268559628308521
n3
4.4010985226385E+21
n4
7.2124273957211E+28
n5
1.181957383389E+36
2 √n
4048.1834197576
3 √n
254.00374578558
4 √n
63.625336303689
5 √n
27.727075993245
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-16387788
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16387789 can be divided by 4 positive divisors.
The sum of these divisors (counting 16387789) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110100000111011001101
3
Ternary
1010211120211011
4
Quaternary
332200323031
5
Quinary
13143402124
6
Senary
1343125221
8
Octal
76407315
10
Decimal
16387789
12
Duodecimal
55a3811
16
Hexadecimal
fa0ecd
20
Vigesimal
528999
36
Base36
9r8wd
md5
722acda7654752945bc91795e5055a97
sha1
df143b05e8d28fc090ab6f41533ce31d5a901b04
sha256
cc4e4658c02911b125b569f0ad4cfc9b48e0f23e5355df4884e19c3641b1ab73
sha512
1b8acf9c37cd613dc9aa00cbac1b4394d8b5aea1a94f91c557a0fe7851aa009f24c35f3b8b88c58a9a596144eb45494ed4eab55871f2b1d8ac85e1245ef56ddb
ripemd-160
479ff6d2c88feb79d375f74e87dbd9a2f5ada2ff
Diameter
32775578
Circumference
102967515.06196
Area
8.4370495534486E+14
Volume
1.8435278381928E+22
Surface area
3.3748198213794E+15
Circumference
102967515.06196
Perimeter
65551156
Area
268559628308521
Diagonal
23175833.461109
Surface area
1611357769851126
Volume
4.4010985226385E+21
Space diagonal
28384483.171718
Perimeter
49163367
Area
1.1628973027304E+14
Altitude
14192241.585859
Surface area
1.1628973027304E+14
Volume
5.1867443500463E+20
Height
7725277.8203695