13665439 is an odd 8-digits composite number following 13665438
and preceding 13665440 . In scientific notation, it is written as 1.3665439 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 13539960 positive integers (up to 13665439) that are relatively prime to 13665439.
13665439 has 4 divisors, whose sum is 13790920
The reverse of 13665439 is 93456631
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
thirteen million six hundred sixty-five thousand four hundred thirty-nine
Scientific notation
1.3665439 × 10^7
Engineering notation
1.3665439 × 10^6
Prime Factorization
109 × 125371
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13665439
Product of the distinct prime numbers
The prime factorization of 13665439 is 109 × 125371.
Since it has a total of 2 prime factors.
7 , 5 , 19 , 44 , 885 , 575 , 470 , 1333 , 53079 , 76415 , 377884 , 614366 , 5783699 , 294790 , 487885 , 75390828 , 30902203 , 882279262 , 6222065402 , 8043329190
n×2
27330878
n×3
40996317
n×4
54661756
n×5
68327195
n÷2
6832719.5
n÷3
4555146.3333333
n÷3
3416359.75
n÷5
2733087.8
n2
186744223062721
n3
2.551941788866E+21
n4
3.4873404847299E+28
n5
4.7656038666307E+35
2 √n
3696.6794559442
3 √n
239.07887081421
4 √n
60.80032447236
5 √n
26.737741337265
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
-13665438
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 13665439 can be divided by 4 positive divisors.
The sum of these divisors (counting 13665439) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100001000010010011111
3
Ternary
221201021110101
4
Quaternary
310020102133
5
Quinary
11444243224
6
Senary
1204521531
8
Octal
64102237
10
Decimal
13665439
12
Duodecimal
46b02a7
16
Hexadecimal
d0849f
20
Vigesimal
4583bj
36
Base36
84wbj
md5
107bf388e43a645dc5f18dee3644e46c
sha1
628b623edb3d609f08e63cadd032fa2aba590527
sha256
b34adf06665dd334a3c42a5a247746c19bc748df4bf81975da76331e1b05e22b
sha512
34c69c137f1facf5eef15eff450665cb437a7d8fe96a390dfee0ff7d463c78c9c8ed14ef7d195c8f2006c8498d0513422bf3d58dcc959650e36630fd625cfb09
ripemd-160
a84fd893efff2c8c03fbaca2e42d45ca9754de33
Diameter
27330878
Circumference
85862485.540959
Area
5.8667427927418E+14
Volume
1.0689548768387E+22
Surface area
2.3466971170967E+15
Circumference
85862485.540959
Perimeter
54661756
Area
186744223062721
Diagonal
19325849.169582
Surface area
1120465338376326
Volume
2.551941788866E+21
Space diagonal
23669234.655733
Perimeter
40996317
Area
80862620591152
Altitude
11834617.327867
Surface area
80862620591152
Volume
3.0074922401675E+20
Height
6441949.7231941