13665887 is an odd 8-digits composite number following 13665886
and preceding 13665888 . In scientific notation, it is written as 1.3665887 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 12973312 positive integers (up to 13665887) that are relatively prime to 13665887.
13665887 has 8 divisors, whose sum is 14367456
The reverse of 13665887 is 78856631
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
thirteen million six hundred sixty-five thousand eight hundred eighty-seven
Scientific notation
1.3665887 × 10^7
Engineering notation
1.3665887 × 10^6
Prime Factorization
23 × 137 × 4337
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13665887
Product of the distinct prime numbers
The prime factorization of 13665887 is 23 × 137 × 4337.
Since it has a total of 3 prime factors.
5 , 9 , 10 , 87 , 686 , 352 , 8577 , 657 , 52476 , 26884 , 301625 , 766197 , 1168702 , 2676919 , 36557025 , 10155950 , 760972325 , 523953611 , 726176535 , 6327692984
n×2
27331774
n×3
40997661
n×4
54663548
n×5
68329435
n÷2
6832943.5
n÷3
4555295.6666667
n÷3
3416471.75
n÷5
2733177.4
n2
186756467496769
n3
2.55219278133E+21
n4
3.4877978151872E+28
n5
4.7663850821195E+35
2 √n
3696.7400503687
3 √n
239.08148339435
4 √n
60.80082277707
5 √n
26.737916645955
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
-13665886
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 13665887 can be divided by 8 positive divisors.
The sum of these divisors (counting 13665887) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100001000011001011111
3
Ternary
221201022001222
4
Quaternary
310020121133
5
Quinary
11444302022
6
Senary
1204523555
8
Octal
64103137
10
Decimal
13665887
12
Duodecimal
46b05bb
16
Hexadecimal
d0865f
20
Vigesimal
4584e7
36
Base36
84wnz
md5
808bd59eea095efc2bd62fe1eba3ed96
sha1
ba21cbd4dad5dae922c20a4e5394f3c10e189ca9
sha256
751c743ebabc24d7395cf0dcc81057ba3c5e8028f70ba722b77e08decb04b1e1
sha512
c860607c7aaf949bf5516cf6996a8c4ec42d0d2d81ee47db67d47725885643968d6fafda7f96dd14915635927f395ca3fdc9abb3424f8fc667c7f045be02a228
ripemd-160
2ecf0de698cc2589e69a2e260f2d3fc8ca5d96a8
Diameter
27331774
Circumference
85865300.407977
Area
5.8671274629823E+14
Volume
1.0690600123162E+22
Surface area
2.3468509851929E+15
Circumference
85865300.407977
Perimeter
54663548
Area
186756467496769
Diagonal
19326482.737258
Surface area
1120538804980614
Volume
2.55219278133E+21
Space diagonal
23670010.614495
Perimeter
40997661
Area
80867922586622
Altitude
11835005.307248
Surface area
80867922586622
Volume
3.007788037623E+20
Height
6442160.9124194