13215105 is an odd 8-digits composite number following 13215104
and preceding 13215106 . In scientific notation, it is written as 1.3215105 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 6856704 positive integers (up to 13215105) that are relatively prime to 13215105.
13215105 has 16 divisors, whose sum is 18098640
The reverse of 13215105 is 50151231
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
thirteen million two hundred fifteen thousand one hundred five
Scientific notation
1.3215105 × 10^7
Engineering notation
1.3215105 × 10^6
Prime Factorization
9 × 5 × 37 × 7937
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
13215105
Product of the distinct prime numbers
The prime factorization of 13215105 is 9 × 5 × 37 × 7937.
Since it has a total of 4 prime factors.
7 , 10 , 33 , 48 , 9 , 927 , 7578 , 8956 , 58164 , 36663 , 151069 , 845437 , 6048516 , 5369476 , 38578800 , 61808699 , 796130440 , 760878147 , 2386329639 , 2244398150
n×2
26430210
n×3
39645315
n×4
52860420
n×5
66075525
n÷2
6607552.5
n÷3
4405035
n÷3
3303776.25
n÷5
2643021
n2
174639000161025
n3
2.307872724223E+21
n4
3.0498780377242E+28
n5
4.030445850572E+35
2 √n
3635.2585877761
3 √n
236.42326250335
4 √n
60.293105640497
5 √n
26.559147057698
1 , 5 , 9 , 37 , 45 , 185 , 333 , 1665 , 7937 , 39685 , 71433 , 293669 , 357165 , 1468345 , 2643021 , 13215105
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
-13215104
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 13215105 can be divided by 16 positive divisors.
The sum of these divisors (counting 13215105) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110010011010010110000001
3
Ternary
220212101201100
4
Quaternary
302122112001
5
Quinary
11340340410
6
Senary
1151125013
8
Octal
62322601
10
Decimal
13215105
12
Duodecimal
4513769
16
Hexadecimal
c9a581
20
Vigesimal
42bhf5
36
Base36
7v8u9
md5
360557b1fbff019b251cb62c313a8215
sha1
58c1c2d76b60ec0a05229f98a790991242d30d55
sha256
60db1d9336bf6830ed7fcb47ff36c1ab1a79a8c3bedffbcf1b8634e688c9d101
sha512
3249bfc6efa09cd7448ebdae41739300f0ce657e5780b1912e7250209af886f9b1818f6a501887014a17907fb292815da34f401cc6d52628671c1fc71674a319
ripemd-160
c63db87c335a0a18db29af5d92fc7265ef64dece
Diameter
26430210
Circumference
83032953.568835
Area
5.4864459993614E+14
Volume
9.6671946611188E+21
Surface area
2.1945783997446E+15
Circumference
83032953.568835
Perimeter
52860420
Area
174639000161025
Diagonal
18688980.719185
Surface area
1047834000966150
Volume
2.307872724223E+21
Space diagonal
22889233.287358
Perimeter
39645315
Area
75620905315481
Altitude
11444616.643679
Surface area
75620905315481
Volume
2.7198540890225E+20
Height
6229660.2397282