13781318 is an even 8-digits composite number following 13781317
and preceding 13781319 . In scientific notation, it is written as 1.3781318 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 6890658 positive integers (up to 13781318) that are relatively prime to 13781318.
13781318 has 4 divisors, whose sum is 20671980
The reverse of 13781318 is 81318731
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
thirteen million seven hundred eighty-one thousand three hundred eighteen
Scientific notation
1.3781318 × 10^7
Engineering notation
1.3781318 × 10^6
Prime Factorization
2 × 6890659
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
13781318
Product of the distinct prime numbers
The prime factorization of 13781318 is 2 × 6890659.
Since it has a total of 2 prime factors.
9 , 6 , 5 , 43 , 227 , 682 , 1662 , 1547 , 69534 , 9413 , 150764 , 814916 , 8826849 , 3759801 , 80861882 , 27071761 , 166827574 , 530714032 , 6731207449 , 4615646414
n×2
27562636
n×3
41343954
n×4
55125272
n×5
68906590
n÷2
6890659
n÷3
4593772.6666667
n÷3
3445329.5
n÷5
2756263.6
n2
189924725817124
n3
2.6174130425486E+21
n4
3.607140147671E+28
n5
4.9711145445621E+35
2 √n
3712.3197599345
3 √n
239.75274303931
4 √n
60.928808948924
5 √n
26.782933982147
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
-13781317
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 13781318 can be divided by 4 positive divisors.
The sum of these divisors (counting 13781318) is 1, the average is 0.25.
Base
System
Value
2
Binary
110100100100100101000110
3
Ternary
221221011102012
4
Quaternary
310210211012
5
Quinary
12012000233
6
Senary
1211214222
8
Octal
64444506
10
Decimal
13781318
12
Duodecimal
4747372
16
Hexadecimal
d24946
20
Vigesimal
462d5i
36
Base36
87dqe
md5
fa8f5be9d383422e4c6fe1fdfdecb3bb
sha1
28f89871a99170a8f29ee2211c9959295428476e
sha256
d9bd2e6098fc6f3e1ba9f8738bdd2a02c2764b13d2071fa90694995fb0efc76a
sha512
14a13acb35aee7e93f2bd5927a49cf17e4862c036fed9e145234fa4426a6e74604fbd6e235ebd32a7e9f7a129a8ff467fc573fe750c5a721158ec6db45499f1f
ripemd-160
093b5b66d69b97a1de4cd63ab26dae21e76cbe2f
Diameter
27562636
Circumference
86590574.77117
Area
5.9666612336213E+14
Volume
1.0963794114508E+22
Surface area
2.3866644934485E+15
Circumference
86590574.77117
Perimeter
55125272
Area
189924725817124
Diagonal
19489726.822976
Surface area
1139548354902744
Volume
2.6174130425486E+21
Space diagonal
23869942.971264
Perimeter
41343954
Area
82239818682212
Altitude
11934971.485632
Surface area
82239818682212
Volume
3.084650852587E+20
Height
6496575.6076588