13185861 is an odd 8-digits composite number following 13185860
and preceding 13185862 . In scientific notation, it is written as 1.3185861 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 8086464 positive integers (up to 13185861) that are relatively prime to 13185861.
13185861 has 16 divisors, whose sum is 18998784
The reverse of 13185861 is 16858131
Previous prime number is 557
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
thirteen million one hundred eighty-five thousand eight hundred sixty-one
Scientific notation
1.3185861 × 10^7
Engineering notation
1.3185861 × 10^6
Prime Factorization
3 × 13 × 557 × 607
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
13185861
Product of the distinct prime numbers
The prime factorization of 13185861 is 3 × 13 × 557 × 607.
Since it has a total of 4 prime factors.
8 , 1 , 9 , 11 , 7 , 355 , 9665 , 7167 , 29673 , 90617 , 406543 , 844540 , 8196722 , 2078180 , 18352020 , 995366 , 78499563 , 791349517 , 9559441877 , 69536613
n×2
26371722
n×3
39557583
n×4
52743444
n×5
65929305
n÷2
6592930.5
n÷3
4395287
n÷3
3296465.25
n÷5
2637172.2
n2
173866930311321
n3
2.2925851755818E+21
n4
3.0229709455882E+28
n5
3.9860474695564E+35
2 √n
3631.2340877448
3 √n
236.24873827047
4 √n
60.259721935509
5 √n
26.54738197346
1 , 3 , 13 , 39 , 557 , 607 , 1671 , 1821 , 7241 , 7891 , 21723 , 23673 , 338099 , 1014297 , 4395287 , 13185861
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-13185860
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 13185861 can be divided by 16 positive divisors.
The sum of these divisors (counting 13185861) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110010010011001101000101
3
Ternary
220210220121020
4
Quaternary
302103031011
5
Quinary
11333421421
6
Senary
1150341353
8
Octal
62231505
10
Decimal
13185861
12
Duodecimal
44ba859
16
Hexadecimal
c93345
20
Vigesimal
4284d1
36
Base36
7um9x
md5
408857b9c6e698d388f7a970ddaee772
sha1
71daa989a2c4b2ae863b62da08c86f129f4c43a7
sha256
97dca4a5bcd48d9a7843c4d8a3815d8218403f361474df982c155aad7fda1849
sha512
70082f0b7fe0c365dbb1034d92b4dee737f379f5330b72f7be80b7bce3f0e8e1eb47e6618772a3378fce82023c21adaaeb9c9f92b16acef205d1336d3110df27
ripemd-160
23fbbaf40de73cbb129d194d2675c8eeedc0613c
Diameter
26371722
Circumference
82849208.097712
Area
5.4621907096825E+14
Volume
9.6031583271154E+21
Surface area
2.184876283873E+15
Circumference
82849208.097712
Perimeter
52743444
Area
173866930311321
Diagonal
18647623.457766
Surface area
1043201581867926
Volume
2.2925851755818E+21
Space diagonal
22838581.193541
Perimeter
39557583
Area
75286589263811
Altitude
11419290.59677
Surface area
75286589263811
Volume
2.7018375401694E+20
Height
6215874.4859222