13365721 is an odd 8-digits composite number following 13365720
and preceding 13365722 . In scientific notation, it is written as 1.3365721 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 12662244 positive integers (up to 13365721) that are relatively prime to 13365721.
13365721 has 4 divisors, whose sum is 14069200
The reverse of 13365721 is 12756331
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
thirteen million three hundred sixty-five thousand seven hundred twenty-one
Scientific notation
1.3365721 × 10^7
Engineering notation
1.3365721 × 10^6
Prime Factorization
19 × 703459
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13365721
Product of the distinct prime numbers
The prime factorization of 13365721 is 19 × 703459.
Since it has a total of 2 prime factors.
7 , 1 , 18 , 52 , 351 , 647 , 9823 , 4037 , 42689 , 57295 , 582621 , 578786 , 9963695 , 486742 , 26126057 , 67477406 , 849126278 , 680181504 , 6685063948 , 5487141887
n×2
26731442
n×3
40097163
n×4
53462884
n×5
66828605
n÷2
6682860.5
n÷3
4455240.3333333
n÷3
3341430.25
n÷5
2673144.2
n2
178642497849841
n3
2.3876857850041E+21
n4
3.191314203803E+28
n5
4.2654215271369E+35
2 √n
3655.9158907174
3 √n
237.31806417322
4 √n
60.464170305375
5 √n
26.619413238532
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
-13365720
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 13365721 can be divided by 4 positive divisors.
The sum of these divisors (counting 13365721) is 1, the average is 0.25.
Base
System
Value
2
Binary
110010111111000111011001
3
Ternary
221011001022201
4
Quaternary
302333013121
5
Quinary
11410200341
6
Senary
1154250201
8
Octal
62770731
10
Decimal
13365721
12
Duodecimal
4586961
16
Hexadecimal
cbf1d9
20
Vigesimal
43ae61
36
Base36
7yh21
md5
3734c1e02799d42bff4397ba3662a5fd
sha1
7d2d8f215d49b881ff0d34172f1be9e8f189c0cb
sha256
d0392de3e4765727c87a78de4bd2366ef771931094abe4005688478d8197109e
sha512
799816dbdee6c164648a16f2a3b077c6ee59a7b5db596f8955e7fb1bd71afc7c59c4affff44f41eb8c5ab9274bbbd97626e8c2030962858d2f1168c0f11464d6
ripemd-160
005c521c642df3f0f4a9bc32b5b3efcf412f2d55
Diameter
26731442
Circumference
83979301.807062
Area
5.6122195886399E+14
Volume
1.0001514828333E+22
Surface area
2.244887835456E+15
Circumference
83979301.807062
Perimeter
53462884
Area
178642497849841
Diagonal
18901983.909095
Surface area
1071854987099046
Volume
2.3876857850041E+21
Space diagonal
23150107.85179
Perimeter
40097163
Area
77354470666735
Altitude
11575053.925895
Surface area
77354470666735
Volume
2.8139146831985E+20
Height
6300661.3030316