13781685 is an odd 8-digits composite number following 13781684
and preceding 13781686 . In scientific notation, it is written as 1.3781685 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 7350224 positive integers (up to 13781685) that are relatively prime to 13781685.
13781685 has 8 divisors, whose sum is 22050720
The reverse of 13781685 is 58618731
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
thirteen million seven hundred eighty-one thousand six hundred eighty-five
Scientific notation
1.3781685 × 10^7
Engineering notation
1.3781685 × 10^6
Prime Factorization
3 × 5 × 918779
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13781685
Product of the distinct prime numbers
The prime factorization of 13781685 is 3 × 5 × 918779.
Since it has a total of 3 prime factors.
5 , 10 , 37 , 70 , 216 , 40 , 7736 , 8703 , 5015 , 81365 , 387492 , 575791 , 6132206 , 1809932 , 21810062 , 90079206 , 386611076 , 735121732 , 7398576175 , 8983343243
n×2
27563370
n×3
41345055
n×4
55126740
n×5
68908425
n÷2
6890842.5
n÷3
4593895
n÷3
3445421.25
n÷5
2756337
n2
189934841439225
n3
2.6176221552403E+21
n4
3.6075243992544E+28
n5
4.9717764900338E+35
2 √n
3712.3691896146
3 √n
239.75487124591
4 √n
60.929214582289
5 √n
26.783076627895
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
-13781684
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 13781685 can be divided by 8 positive divisors.
The sum of these divisors (counting 13781685) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100100100101010110101
3
Ternary
221221011220210
4
Quaternary
310210222311
5
Quinary
12012003220
6
Senary
1211220033
8
Octal
64445265
10
Decimal
13781685
12
Duodecimal
4747619
16
Hexadecimal
d24ab5
20
Vigesimal
462e45
36
Base36
87e0l
md5
0e432321cc98d35176301adefc383f40
sha1
cfd94fe7030e4c835f7f71eb8e3d6583ccd1e487
sha256
5af04d817a9f30d782e563e1dbc2a3b43608106bf1ef89a20935227fa6760524
sha512
f5236b3e53a28dd17563d61699e3f80cb6acd0b57c2511f6773c42e729cee790acc07bd163f855f83334058a485c27e4bd004366724a06568bfa741d8468ce5e
ripemd-160
9577d4796b22502176fe575d7f97196f7147f45d
Diameter
27563370
Circumference
86592880.700177
Area
5.9669790252621E+14
Volume
1.0964670043703E+22
Surface area
2.3867916101048E+15
Circumference
86592880.700177
Perimeter
55126740
Area
189934841439225
Diagonal
19490245.839354
Surface area
1139609048635350
Volume
2.6176221552403E+21
Space diagonal
23870578.63391
Perimeter
41345055
Area
82244198875069
Altitude
11935289.316955
Surface area
82244198875069
Volume
3.0848972942577E+20
Height
6496748.613118