13121837 is an odd 8-digits composite number following 13121836
and preceding 13121838 . In scientific notation, it is written as 1.3121837 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 12141360 positive integers (up to 13121837) that are relatively prime to 13121837.
13121837 has 8 divisors, whose sum is 14134560
The reverse of 13121837 is 73812131
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirteen million one hundred twenty-one thousand eight hundred thirty-seven
Scientific notation
1.3121837 × 10^7
Engineering notation
1.3121837 × 10^6
Prime Factorization
19 × 43 × 16061
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13121837
Product of the distinct prime numbers
The prime factorization of 13121837 is 19 × 43 × 16061.
Since it has a total of 3 prime factors.
7 , 1 , 12 , 86 , 822 , 23 , 9054 , 3047 , 92195 , 46055 , 690602 , 417746 , 1925303 , 9606333 , 13346413 , 58294731 , 632749640 , 4040356 , 1101489907 , 2261374394
n×2
26243674
n×3
39365511
n×4
52487348
n×5
65609185
n÷2
6560918.5
n÷3
4373945.6666667
n÷3
3280459.25
n÷5
2624367.4
n2
172182606254569
n3
2.2593520935076E+21
n4
2.9646849896616E+28
n5
3.8902113190686E+35
2 √n
3622.4076247711
3 √n
235.86574883816
4 √n
60.186440539137
5 √n
26.521551573241
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
-13121836
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 13121837 can be divided by 8 positive divisors.
The sum of these divisors (counting 13121837) is 1, the average is 0.125.
Base
System
Value
2
Binary
110010000011100100101101
3
Ternary
220200122202222
4
Quaternary
302003210231
5
Quinary
11324344322
6
Senary
1145125125
8
Octal
62034455
10
Decimal
13121837
12
Duodecimal
44897a5
16
Hexadecimal
c8392d
20
Vigesimal
4204bh
36
Base36
7t8vh
md5
dc34a940b6f723b9978bb5019493cdc9
sha1
c9c4ca4d61e29e083df145624028bc070bb63d11
sha256
507e452aae9ecb18a9501ae7f882d4cb5d7cabcd3779524df4cf7bd0fd9985bd
sha512
483d79d8e22cd088205f11f87b7737032c28fa34301399a93e5968cd8850e15ff803b59f267870903adb2936a650c6a1bbc0617ad5030fcc0b413817ecf3207b
ripemd-160
b4290dfd3abdb221246baace08ff2de45a3daf43
Diameter
26243674
Circumference
82446933.441605
Area
5.409276108853E+14
Volume
9.4639519184484E+21
Surface area
2.1637104435412E+15
Circumference
82446933.441605
Perimeter
52487348
Area
172182606254569
Diagonal
18557079.848649
Surface area
1033095637527414
Volume
2.2593520935076E+21
Space diagonal
22727688.372637
Perimeter
39365511
Area
74557255553135
Altitude
11363844.186319
Surface area
74557255553135
Volume
2.6626719773455E+20
Height
6185693.282883