13778891 is an odd 8-digits composite number following 13778890
and preceding 13778892 . In scientific notation, it is written as 1.3778891 × 10^7.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 10982400 positive integers (up to 13778891) that are relatively prime to 13778891.
13778891 has 8 divisors, whose sum is 15769824
The reverse of 13778891 is 19887731
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
thirteen million seven hundred seventy-eight thousand eight hundred ninety-one
Scientific notation
1.3778891 × 10^7
Engineering notation
1.3778891 × 10^6
Prime Factorization
1513 × 7 × 1301
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13778891
Product of the distinct prime numbers
The prime factorization of 13778891 is 1513 × 7 × 1301.
Since it has a total of 3 prime factors.
2 , 7 , 20 , 46 , 568 , 801 , 7330 , 2356 , 37335 , 47848 , 957239 , 961452 , 3169840 , 2837253 , 94450627 , 99444284 , 72748805 , 38128675 , 2764276324 , 6737321320
n×2
27557782
n×3
41336673
n×4
55115564
n×5
68894455
n÷2
6889445.5
n÷3
4592963.6666667
n÷3
3444722.75
n÷5
2755778.2
n2
189857837189881
n3
2.6160304441351E+21
n4
3.6045998342419E+28
n5
4.9667388214638E+35
2 √n
3711.9928609845
3 √n
239.73866808972
4 √n
60.926126259467
5 √n
26.781990578037
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
-13778890
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 13778891 can be divided by 8 positive divisors.
The sum of these divisors (counting 13778891) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100100011111111001011
3
Ternary
221221001002022
4
Quaternary
310203333023
5
Quinary
12011411031
6
Senary
1211155055
8
Octal
64437713
10
Decimal
13778891
12
Duodecimal
4745a8b
16
Hexadecimal
d23fcb
20
Vigesimal
46274b
36
Base36
87buz
md5
dcaa6ec627c2572421e18fef6eba179f
sha1
585f27c3d3caa5e25cd5fdd75e66de1940444262
sha256
8f1e577415dcf84221545bc17b122d9a2abaf629ed3b8e9557f4c2d4e88f4366
sha512
6d2285f0ff387b1b9e7daf27edbaae727e5309ff0f225b74a6e14e18aa456afc7a78dce8a84b31a15e3ef348a2b0b1369ed798225e0a63f1a54ca1fceb1a79d4
ripemd-160
21eb4796b0fc463afaeade65ceb21c5f8d495962
Diameter
27557782
Circumference
86575325.480429
Area
5.9645598654218E+14
Volume
1.0958002699816E+22
Surface area
2.3858239461687E+15
Circumference
86575325.480429
Perimeter
55115564
Area
189857837189881
Diagonal
19486294.526661
Surface area
1139147023139286
Volume
2.6160304441351E+21
Space diagonal
23865739.283954
Perimeter
41336673
Area
82210855057003
Altitude
11932869.641977
Surface area
82210855057003
Volume
3.0830214447307E+20
Height
6495431.5088869