13781331 is an odd 8-digits composite number following 13781330
and preceding 13781332 . In scientific notation, it is written as 1.3781331 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 9116640 positive integers (up to 13781331) that are relatively prime to 13781331.
13781331 has 8 divisors, whose sum is 18423440
The reverse of 13781331 is 13318731
Previous prime number is 393
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirteen million seven hundred eighty-one thousand three hundred thirty-one
Scientific notation
1.3781331 × 10^7
Engineering notation
1.3781331 × 10^6
Prime Factorization
3 × 393 × 11689
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13781331
Product of the distinct prime numbers
The prime factorization of 13781331 is 3 × 393 × 11689.
Since it has a total of 3 prime factors.
1 , 1 , 21 , 97 , 811 , 633 , 2744 , 7150 , 52612 , 92673 , 216631 , 916779 , 7336717 , 9536 , 38134270 , 76084883 , 296843522 , 453071398 , 5948280890 , 5736667391
n×2
27562662
n×3
41343993
n×4
55125324
n×5
68906655
n÷2
6890665.5
n÷3
4593777
n÷3
3445332.75
n÷5
2756266.2
n2
189925084131561
n3
2.6174204496199E+21
n4
3.6071537582381E+28
n5
4.9711379910173E+35
2 √n
3712.3215108608
3 √n
239.75281842602
4 √n
60.928823317547
5 √n
26.782939035045
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
-13781330
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 13781331 can be divided by 8 positive divisors.
The sum of these divisors (counting 13781331) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100100100100101010011
3
Ternary
221221011102200
4
Quaternary
310210211103
5
Quinary
12012000311
6
Senary
1211214243
8
Octal
64444523
10
Decimal
13781331
12
Duodecimal
4747383
16
Hexadecimal
d24953
20
Vigesimal
462d6b
36
Base36
87dqr
md5
66ab2dd44776d10e2804e00724d4045a
sha1
99957f403ba766249ba1d07da9628565b5a4bd6c
sha256
3e18f9b95b610828352b73c632ed8418bb098ab8716bb4ee9210b6a2920e208d
sha512
1458e57722132491a465cc7aa211b25f057a043facb9bf0f0d81d4755eb6b2a87a22b75c77fdcf9067bd85c5d2508e28ebdcb8d21e02c0eff2d131d534f12e9e
ripemd-160
dafd64ec03ece87ecbd10cf9a281d343fde4c918
Diameter
27562662
Circumference
86590656.452579
Area
5.9666724904014E+14
Volume
1.0963825141175E+22
Surface area
2.3866689961605E+15
Circumference
86590656.452579
Perimeter
55125324
Area
189925084131561
Diagonal
19489745.207753
Surface area
1139550504789366
Volume
2.6174204496199E+21
Space diagonal
23869965.487924
Perimeter
41343993
Area
82239973836914
Altitude
11934982.743962
Surface area
82239973836914
Volume
3.0846595819043E+20
Height
6496581.7359176