13665945 is an odd 8-digits composite number following 13665944
and preceding 13665946 . In scientific notation, it is written as 1.3665945 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 7288496 positive integers (up to 13665945) that are relatively prime to 13665945.
13665945 has 8 divisors, whose sum is 21865536
The reverse of 13665945 is 54956631
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirteen million six hundred sixty-five thousand nine hundred forty-five
Scientific notation
1.3665945 × 10^7
Engineering notation
1.3665945 × 10^6
Prime Factorization
5 × 3 × 911063
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13665945
Product of the distinct prime numbers
The prime factorization of 13665945 is 5 × 3 × 911063.
Since it has a total of 3 prime factors.
8 , 7 , 19 , 59 , 966 , 160 , 8511 , 6987 , 55466 , 30629 , 500024 , 624847 , 5977509 , 4711734 , 76357755 , 68749613 , 507692024 , 48809462 , 5632587433 , 6815208915
n×2
27331890
n×3
40997835
n×4
54663780
n×5
68329725
n÷2
6832972.5
n÷3
4555315
n÷3
3416486.25
n÷5
2733189
n2
186758052743025
n3
2.5522252770933E+21
n4
3.4878570264367E+28
n5
4.7664862291147E+35
2 √n
3696.74789511
3 √n
239.081821626
4 √n
60.800887288838
5 √n
26.737939341833
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
-13665944
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 13665945 can be divided by 8 positive divisors.
The sum of these divisors (counting 13665945) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100001000011010011001
3
Ternary
221201022011010
4
Quaternary
310020122121
5
Quinary
11444302240
6
Senary
1204524133
8
Octal
64103231
10
Decimal
13665945
12
Duodecimal
46b0649
16
Hexadecimal
d08699
20
Vigesimal
4584h5
36
Base36
84wpl
md5
bd10c37e8e8753639abd09accd03a557
sha1
d2faad5d4825708764c416d1f75f6eabe760f1d9
sha256
a55cccf36a1704bd5cd6e58d13286523be174e2f4921b03c3f146c990e1b0e41
sha512
23559d347891bf71ec48a7b87458440e8f25efe7f50b14b03c9757a887286d1cf1af263c44c3ecff91e87057b15b6b70182b3db8badbbf90cb001cf16755ef4c
ripemd-160
fb4d5784c772fda64a1a019a6c0a5b9574e207ec
Diameter
27331890
Circumference
85865664.832724
Area
5.8671772649622E+14
Volume
1.0690736241097E+22
Surface area
2.3468709059849E+15
Circumference
85865664.832724
Perimeter
54663780
Area
186758052743025
Diagonal
19326564.761645
Surface area
1120548316458150
Volume
2.5522252770933E+21
Space diagonal
23670111.073442
Perimeter
40997835
Area
80868609018387
Altitude
11835055.536721
Surface area
80868609018387
Volume
3.0078263342473E+20
Height
6442188.2538816